microservices developer

Visa

<div>About Us 
Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
At Visa, you'll have the opportunity to create impact at scale &mdash; tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.
Join Visa and do work that matters &ndash; to you, to your community, and to the world. Progress starts with you.
Job Description<div>
You will be joining the FX Client Pricing and Risk team at VXBS (Visa-Cross-Border-Solutions) / CurrencyCloud, where we are creating software to assist our FX Risk processes and give our customers frictionless experience to exchange currencies in a complex environment of constantly moving markets.</div><div>
Senior Software Engineer reporting to the FX Engineering Manager.</div><div> 
You will be working alongside versatile and experienced engineers improving our FX capabilities. This includes the following contributions:</div><div><ul><li>
 Contribute to the next generation FX Client Risk platform we are building. It is a great opportunity to work on scaling software towards using event-driven architecture.</li><li>
Design, build and maintain core FX Risk capabilities. Our customers value us for being able to abstract away the intricacies of foreign exchange market under a simple API solution.</li><li>
 Provide technical guidance and mentorship to team members.</li><li>
 Influence wider company architecture. The FX Client Risk team is a new team but based on the FX transactions handled by many other teams.</li><li>
 Work alongside smart QA engineers, who build and maintain a vast collection of automated testing scenarios.</li></ul></div><div>
Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.</div>
Qualifications
Basic Qualifications:<ul><li>
5+ years of experience in software development.</li><li>
2+ years of experience building microservices with Java.</li><li>
Proficient in other programming languages, ideally being comfortable reading Ruby or Scala.</li><li>
Working knowledge of relational databases such as MySQL.</li><li>
Experience designing event based and streaming solutions using Kafka will be valued.</li><li>
Experience building applications that run in Kubernetes would be handy.</li></ul>
Preferred Qualifications:<ul><li>
5+ years experience in Java Backend Development</li><li>
Hands-on experience delivering high-quality production code with Claude Code.</li><li>
Experience managing working with contractors and outsource teams is important.</li><li>
Experience building in software for financial domain, especially in risk is beneficial.</li><li>
Experience working with agile process and principles.</li><li>
Experience in multiple programming languages, these teams primarily use Java, so experience with microservices in Java is important.</li><li>
Proficient in different programming languages, ideally being comfortable reading Ruby or Scala.</li><li>
Experience designing event based and streaming solutions using Kafka will be valued.</li><li>
Strong SQL knowledge, ability to understand and write complex queries.</li><li>
Working knowledge of relational databases such as MySQL.</li><li>
Experience building applications that run in Kubernetes would be handy.</li><li>
Working in a DevOps environment, or passion and willingness to work in this way.</li><li>
Proven delivery of well-tested, scalable, fault-tolerant and performant solutions.</li><li>
A pragmatic approach to solutions and delivery of technical projects.</li><li>
Have been a driving force not only behind change in your previous roles but also in working in a distributed environment.</li><li>
Having worked in a collaborative environment where you are comfortable reviewing code of your peers.</li></ul>
Visa is an EEO Employer
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.</div>

Senior Software Engineer FX

Edenred

<div>Take a step forward and let Edenred surprise you.
Every day, we deliver innovative solutions to improve the life of millions of people, connecting employees, companies, and merchants all around the world.
We know there are hundred ways for you to grow. With us, you will expand your skills in a multicultural, challenging, and dynamic environment.
Dare to join Edenred and get ready to thrive in a global company that will offer you endless opportunities.
Edenred is all about meritocracy. You come as you are, and you contribute. Indeed, the Edenred Group recognizes, recruits and develops all talents and singularities.
We are committed to preventing all forms of discrimination and to providing all our candidates with equal opportunities regardless of their gender and gender expression, disability, origin, religious belief and sexual orientation or any other criteria.
<div>Software Engineer
</div><div>Location: Swindon / London (Hybrid)
</div><div>About the role
Join Edenred Paytech as a Software Engineer and help deliver high-quality software into production. You&rsquo;ll follow best practices and published standards, proactively improve the platform&rsquo;s quality, stability, and performance. You will take ownership of issue resolution and contribute to the technical evolution of our products.
</div><div>What you will be doing:
<ul><li>Develop features and platform enhancements in adherence to Paytech development standards and best practices.
</li><li>Contribute across the full development lifecycle - from requirements through delivery - including appropriate testing and documentation.
</li><li>Actively participate in story creation and refinement while adhering to agile principles.
</li><li>Take responsibility for effective triage and resolution of issues as they arise.
</li><li>Proactively seek opportunities to improve platform quality, stability, and performance. 
</li></ul>What you will bring: 
Essential Criteria
<ul><li>Solid commercial experience with Java.
</li><li>Relational databases (e.g., PostgreSQL, Oracle).
</li><li>Spring Boot and Hibernate.
</li><li>Microservices and RESTful API development.
</li><li>Testing: JUnit, Cucumber, Wiremock, Mockito; TDD and BDD.
</li><li>OO analysis and design; clean coding and SOLID principles.
</li><li>Agile frameworks and DevOps culture/practices.
</li><li>XML/JSON and Java serialization. 
</li></ul>Desirable Criteria
<ul><li>Layered/clean architecture and design patterns.
</li><li>AWS services e.g ECS, RDS, SQS, ECR etc.
</li><li>Containerisation (e.g., Docker).
</li><li>Unix and shell scripting.
</li><li>Experience working with large databases.
</li><li>Tools: Git, Maven, Apache Tomcat, Jenkins, Jira.
</li><li>Knowledge of security best practices (e.g., OWASP) and performance optimization.
</li><li>OAuth 2 and public key encryption.
</li><li>Experience with Payment Processing Systems 
</li></ul>How you&rsquo;ll work
<ul><li>Collaborate with all departments and directly with clients.
</li><li>Reports to the Software Development Team Lead.
</li><li>Bring strong behaviours: problem solver, innovator, team player, well organized, and a strong written and verbal communicator
</li></ul>Why Edenred PayTech?
We are a subsidiary of the Edenred group and leaders in prepaid solutions including banking, virtual cards, debit, credit, and prepaid processing. 
As an Edenred PayTech employee you will get the support and structure that you need to enjoy your work and develop your career while doing what you love and making a difference in a fast-paced and innovative business. 
Diversity:
Edenred PayTech are proud to be an equal opportunity employer. We will not discriminate against any applicant or employee based on age, race, colour, creed, religion, sex, sexual orientation, gender, gender identity or expression, national origin, citizenship, marital status or civil partnership/union status, disability, pregnancy, genetic information, or any other basis prohibited by applicable country or local laws.
</div>Apply now and Vibe with Us!</div>

Software Engineer

Opus Recruitment Solutions

<div>
 
 Node.js Developer (Full Stack)
 
 
 Location: London
 
 
 Security Clearance:
 
 Must hold active DV Clearance
 
 
 
 Employment Type: Contract (flexible)
 
 
 Duration: 6 Months
 
 
 
 
 
 
 Overview
 
 
 
 We are seeking an experienced DV Cleared Node.js Developer to join a high-performing engineering team working on secure, mission-critical systems. This is a fantastic opportunity to contribute to complex projects within a highly secure environment, using modern technologies across both backend and frontend development.
 
 
 You will play a key role in designing, developing, and maintaining scalable applications, working closely with cross-functional teams in an Agile environment.
 
 
 
 
 
 
 Key Responsibilities
 
 
 
 Design, develop, and maintain robust backend services using Node.js
 
 
 Build secure, scalable APIs and microservices architectures
 
 
 Develop responsive and user-friendly frontend components using modern frameworks
 
 
 Collaborate with UX/UI designers to deliver high-quality user experiences
 
 
 Work within Agile / Scrum teams, contributing to sprint planning and delivery
 
 
 Ensure code quality through testing, code reviews, and best practices
 
 
 Maintain and improve system performance, security, and reliability
 
 
 Integrate with third-party systems and internal services
 
 
 Work in highly secure environments adhering to strict compliance requirements
 
 
 
 
 
 
 
 
 
 Required Skills &amp; Experience
 
 
 
 
 Backend
 
 
 
 
 
 
 Strong commercial experience with Node.js (Express.js / NestJS preferred)
 
 
 Experience building RESTful APIs and microservices
 
 
 Good understanding of asynchronous programming and event-driven architecture
 
 
 Familiarity with databases such as MongoDB, PostgreSQL, or similar
 
 
 Knowledge of authentication and security best practices (OAuth, JWT, etc.)
 
 
 
 
 
 
 Frontend
 
 
 
 
 
 
 Solid experience with modern frontend frameworks such as:
 
 
 
 
 
 React, Angular, or Vue.js
 
 
 
 
 
 
 
 
 Strong proficiency in JavaScript / TypeScript
 
 
 Experience with HTML5, CSS3, and responsive design
 
 
 Understanding of UI/UX principles
 
 
 
 
 
 
 General
 
 
 
 
 
 
 Experience with Git and version control workflows
 
 
 Familiarity with CI/CD pipelines and DevOps practices
 
 
 Experience working in Agile environments
 
 
 Strong problem-solving and communication skills
 
 
 
 
 
 Desirable Skills
 
 
 
 
 
 Experience with cloud platforms (AWS, Azure, or GCP)
 
 
 Knowledge of containerisation technologies (Docker, Kubernetes)
 
 
 Familiarity with infrastructure as code (Terraform, CloudFormation)
 
 
 Experience in secure or government environments
 
 
 Understanding of testing frameworks (Jest, Mocha, Cypress)
 
 
 
 
 
 Security Requirements
 
 
 
 
 
 Active DV Clearance is essential
 
 
 (Candidates must currently hold valid clearance to be considered)
 
</div>

Javascript Developer

YOTI

<div>Who we are
Born in 2014, Yoti is a digital identity and biometric technology company that makes it safer for people to prove who they are. The Yoti app was designed with privacy at its core, giving people a secure way to prove their identity and share third-party credentials with organisations and other people.
Today, we have over twenty million app downloads around the world. We&rsquo;ve expanded our offering to a suite of business solutions that span identity verification, age verification and estimation, e-signing, AI anti-spoofing technologies and we continue to think of innovative new offerings.
From day one, we&rsquo;ve been working to fix an outdated identity system. This is not a journey we make on our own but with policy advisors, think tanks, researchers, academics, humanitarian bodies, our users and everyday people. We are committed to solving identity problems through grassroots research and social purpose initiatives.
Our dedication to our mission and our team is why Yoti was proudly named one of the Sunday Times Best Places to Work 2026.
Purpose of the Role: Working on our Core platform as one of the developers to design, build and maintain the server software that powers Yoti.
Role Dimensions: Reporting to Core Team Lead
Principal Responsibilities:<ul><li>
Developing the server software required to support business needs, from design through to implementation and integration testing.</li><li>
Ensuring that the local development environment, the CI/CD system and all other relevant tools are in the best conditions to support development and the release process.</li><li>
Participate in the architecture definition in collaboration with Team Leads and VP of Engineering.</li><li>
Work closely with the team members and the team leads to ensure that tech development and delivery is implemented to specification and with good quality.</li><li>
Work with and support other teams within Yoti as they interact with our platform.</li></ul> 
What we hope to see from you:<ul><li>
Experience writing secure and reliable software. While we use Go, you do not have to have used it before, only an interest to learn.</li><li>
Linux knowledge.</li><li>
Knowledge of modern version control tools (git), and how to use them effectively (informative commit messages, code review).</li><li>
Experience working with microservices and related technologies such as gRPC, Kubernetes and Docker is an advantage.</li><li>
Experience in security and cryptography is a definite plus.</li><li>
Able to communicate ideas clearly and collaborate across teams.</li><li>
You are able to work with all parts of the business and to work directly with other teams, addressing any challenges and supporting business goals.</li><li>
Able to pick up and work on new requirements.</li><li>
Comfortable owning projects from start to finish, while working collaboratively with the wider team</li><li>
Interest in learning more about technology, keeping up to date with new developments and best practices.</li></ul> 
Interview Process
Stage 1 - Call with a talent acquisition team member (30 minutes)
Stage 2 - Call with team member(s) (45 minutes)
Stage 3 - Technical assessment
Stage 4 - In person interview (120 minutes) 
What&rsquo;s in it for you?
Flexibility &amp; Balance<ul><li>
Hybrid Working: Enjoy the best of both worlds with a blend of home working and time spent in our central London, dog-friendly office.</li><li>
Core Working Hours: We focus on outputs, not clock-watching. Our core hours support the flexibility you need for a genuine work-life balance.</li><li>
Work from Anywhere: Want a change of scenery? Take advantage of our policy to work remotely from abroad for short periods.</li></ul> 
Health &amp; Financial Peace of Mind<ul><li>
Comprehensive Health Cover: Private medical insurance that includes full dental and optical care via Aviva.</li><li>
Enhanced Pension: After three years of service, we offer to enhance your employer pension contributions to help you secure your future.</li><li>
Enhanced Sick Pay: You&rsquo;ll have eight days of Sick Pay each calendar year, for both mental and physical health issues.</li><li>
Life Assurance: Peace of mind for you and your loved ones with our company-funded life assurance policy.</li><li>
Electric Vehicle Salary Sacrifice Scheme: Drive a brand-new electric vehicle and save up on lease costs by paying directly from your gross, pre-tax salary.</li><li>
Cycle to Work Scheme: Save money on a brand-new bike, e-bike, or safety equipment through tax-free salary deductions.</li></ul> 
Leave and Wellbeing<ul><li>
Generous Annual Leave: 25 days holiday as standard, plus your Birthday Off to celebrate properly.</li><li>
&quot;Yotiversary&quot; Days: Loyalty rewarded - earn up to three additional paid days off based on your length of service.</li><li>
Enhanced Parental Leave: We support growing families with up to six months&rsquo; fully paid maternity leave, 2 weeks of paid paternity leave plus a further four weeks of enhanced flexibility and time off, and enhanced parental provisions. Feel free to ask for more details!</li><li>
Wellbeing Support: Access to trained, in-house Mental Health First Aiders whenever you need a confidential chat, plus a fully comprehensive Employee Assistant Program.</li></ul> 
Growth and Giving Back<ul><li>
Personal Development Budget: A dedicated, individual training budget to spend on your professional growth, plus quarterly YOTI Afternoons dedicated entirely to your professional development.</li><li>
&ldquo;Selfie Time&quot;: Paid time off every year to focus on volunteering, charity work, or personal passion projects.</li><li>
Matched Fundraising: Double your impact - we match charitable fundraising contributions made by our team.</li><li>
Unpaid Sabbatical: Career breaks available for long-term travel or personal resets after continuous service.</li></ul> 
This is a great opportunity to join a company that is leading the way for innovative and responsible identity verification. We&rsquo;re looking for people who can adapt to a fast-paced environment, as well as champion our brand and what we stand for. We value a positive attitude and people who have a collaborative, creative and transparent approach to solving problems.
AI Usage during the recruitment process
Please read our AI Usage in Recruitment policy to know more about how Yoti uses AI in the recruitment process and our stance on how candidates can use AI during the interview process.
We believe in equal opportunities
It takes a diverse community of passionate, talented and committed people to build a simpler, more secure way of proving identity. We&rsquo;re an equal opportunity employer, so we welcome applications from people of all backgrounds, with different outlooks and experiences.
We are proud to be a Disability Confident employer and we&rsquo;re committed to making our recruitment process as inclusive and accessible as possible.
If you have a disability or long-term condition and need any adjustments or support during the application or interview process, please let us know &mdash; we&rsquo;ll do everything we can to support you and to enable you to bring your best self to our hiring process.
Pre-employment checks
If your application is successful please be aware that as part of our pre-employment checks: We will check your details against fraud prevention databases. We will check identity; address match; PEPs and sanctions; bank validation, verification, fraud checks, negative data (CCJ, bankruptcy). If our investigations identify fraud or other criminal offences both when applying for a job and during your employment, we will record the details on the relevant fraud prevention databases. This information may be accessed from the UK and other countries and used by law enforcement agencies and other organisations to prevent fraud. Please contact peopleteam@Yoti.com to get information on which fraud prevention databases we use.
For more information about how we manage your data please read our Applicant Privacy Notice.</div>

Mid Backend Developer

JPMorganChase

<div>JOB DESCRIPTION 
 
 
<div>Job responsibilities 
<ul><li>Own the delivery of value-add activities as part of a scrum team and be an active member governing the overall platform.</li><li>Enhance and develop new features for risk aggregation and hedging, leveraging React and Java</li><li>Act as a Lead developer who will help set direction and best practice around automated testing, platform framework, SDLC as well as acting a point of contact for more junior developers to give them guidance on best practices.</li><li>You will also collaborate with other frontend developers to get involved with code reviews and building up our suite of re-suable components to facilitate faster development.
</li><li>Close collaboration with a number of teams including Trading, Sales and Quantitative Research, UX as well as other technology teams.</li></ul></div><div> 
Required qualifications, capabilities, and skills 
<ul><li>Commercial experience working with Java
</li><li>Experience in designing scalable micro-services using RESTful</li><li>Knowledge of server side technologies (Spring/Spring boot, messaging frameworks such as ActiveMQ, Kafka, maven/gradle, junit mocking frameworks)
</li><li>Experience in developing, debugging and automated testing (e.g. react testing library / cypress) within a commercial setting</li><li>Expertise in Databases, relational, and No-SQL and JVM performance analysis including profiling, heap dump analysis, thread dump analysis, and GC tuning within a commercial setting</li><li>Solid understanding of CI/CD (e.g. Jenkins), Application Resiliency, and Security</li></ul></div><div>
Preferred qualifications, capabilities, and skills 
<ul><li>Working within Investment Bank / Finance Technology</li><li>Experience in leading an agile delivery team leveraging scrum, sprint planning, retrospectives and reporting progress to senior stakeholders.</li></ul> 
</div>ABOUT US
 
 
J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives. 
<div><div>We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation. 
</div></div> 
 
ABOUT THE TEAM
 
 
J.P. Morgan's Commercial &amp; Investment Bank is a global leader across banking, markets, securities services and payments. Corporations, governments and institutions throughout the world entrust us with their business in more than 100 countries. The Commercial &amp; Investment Bank provides strategic advice, raises capital, manages risk and extends liquidity in markets around the world.</div>

Lead Software Engineer EQ - EDG STR&TRD - XMKTS STRUCTURING UK

Client Server

<div>
 
 
 
 Software Engineer / Developer (Python SQL) London to &pound;150k+
 
 
 
 
 
 
 
 Are you a data savvy Software Engineer with strong Python coding skills?
 
 
 
 
 
 You could be joining a Hedge Fund with complex work and substantial bonus earning potential.
 
 
 
 
 
 As a Software Engineer you will join a growing team building a modern medallion architecture data platform, working across everything from data engineering and distributed systems to infrastructure and frontend. This is a hands-on role in a small, collaborative team where you'll have real ownership and impact.
 
 
 
 
 
 
 Your role:
 
 
 <ul>
 <li>
 Design and build data platform components using Python
 </li>
 <li>
 Develop and optimise ETL pipelines, Data Lakes/ Lakehouses and distributed systems
 </li>
 <li>
 Improve infrastructure, observability and CI/CD practices
 </li>
 <li>
 Maintain and evolve existing systems (microservices, ETL, Excel add-ins)
 </li>
 <li>
 Support platform operations, ensuring reliability and performance
 </li>
 </ul>
 
 
 
 
 
 Location / WFH:
 
 
 
 You'll join colleagues in the impressive Central London office on a fulltime basis, Monday to Friday.
 
 
 
 
 
 
 About you:
 
 
 <ul>
 <li>
 You have strong backend development experience with Python
 </li>
 <li>
 You have experience of working with financial or market data
 </li>
 <li>
 You have experience of designing and operating data-intensive and distributed systems
 </li>
 <li>
 You have a strong knowledge of databases (Relational, NoSQL and Columnar)
 </li>
 <li>
 You're keen to take ownership and work across the full development lifecycle
 </li>
 <li>
 You're collaborative and pragmatic with strong stakeholder management skills
 </li>
 <li>
 You have achieved a 2.1 or above in a STEM discipline, likely to have studied to MSc
 </li>
 </ul>
 
 
 
 
 
 What's in it for you:
 
 
 
 As a Software Engineer / Developer (Python SQL) you will receive a competitive package:
 
 <ul>
 <li>
 Salary to &pound;150k
 </li>
 <li>
 Bonus
 </li>
 <li>
 Pension
 </li>
 <li>
 Self development and career progression opportunities
 </li>
 </ul>
 
 
 
 
 
 Apply now
 
 to find out more about this Software Engineer / Developer (Python SQL) opportunity.
 
</div>

Software Engineer Python SQL - Market Data

Pure Human Resources

<div>Senior Full Stack Developer<div>
England (Remote)
 
Full time, permanent
 
Salary: &pound;55,000 &ndash; &pound;70,000 (DOE)
 
Competitive benefits package</div><div>
Building technology that makes a real difference in healthcare</div><div>
Our client, Holmusk, is a global health technology company transforming behavioural health and chronic disease care through data, digital innovation and evidence-driven medicine.</div><div>
Following continued growth, they are seeking an experienced Senior Full Stack Developer to join their UK team and play a key role in the development of healthcare applications used within Mental Health Trusts across the UK.</div><div>
This is an opportunity to combine technical excellence with meaningful impact, helping to build secure, scalable and compliant software that supports frontline healthcare professionals.</div><div>
Senior Full Stack Developer, the role:</div><div><ul><li>Design, develop and maintain scalable full stack applications using C#/.NET and React
</li><li>Build responsive, high-performance user interfaces using modern JavaScript, HTML and CSS
</li><li>Contribute to architecture decisions, ensuring scalability, maintainability and security
</li><li>Develop and maintain automated testing frameworks across unit, integration and end-to-end testing
</li><li>Drive engineering best practice through code reviews and quality standards
</li><li>Work within a regulated software environment with a strong focus on quality and compliance
</li><li>Collaborate closely with a small, highly skilled development team
</li><li>Support CI/CD pipelines and cloud-based deployment processes
</li><li>Troubleshoot, optimise and improve performance across applications and services
</li><li>Contribute to documentation, traceability and technical governance requirements
</li><li>Support future growth of the engineering team through mentoring and knowledge sharing</li></ul></div><div>
Senior Full Stack Developer, the person:</div><div><ul><li>Strong commercial experience with C# /.NET Core /.NET 6+
</li><li>Strong React.js and modern JavaScript development experience
</li><li>Solid understanding of REST APIs, microservices and distributed systems
</li><li>Experience with design patterns and frameworks such as Entity Framework, MVC, MVVM or CQRS
</li><li>Proven experience implementing automated testing and quality assurance practices
</li><li>Experience with Azure cloud environments
</li><li>Strong knowledge of Git, CI/CD pipelines and DevOps principles
</li><li>Experience working with MS SQL and relational databases
</li><li>Understanding of secure coding principles and data protection requirements
</li><li>Experience using AI tools to improve development efficiency</li></ul></div><div>
Senior Full Stack Developer, the benefits:</div><div><ul><li>Opportunity to shape the development of a software solution that directly supports mental health service delivery
</li><li>Fully remote working
</li><li>Collaborative, flexible and supportive working culture
</li><li>Exposure to innovative healthcare technology at scale
</li><li>Opportunity to work with modern cloud, AI and digital health solutions
</li><li>Generous holiday allowance plus additional company days for national holidays
</li><li>Annual performance-based company bonus
</li><li>Ongoing professional development and career growth opportunities</li></ul></div><div>
Pure Human Resources Limited works in partnership with Holmusk in providing Recruitment support. No applications from agencies please.</div></div>

Senior Full Stack Developer

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