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intermediate/senior full stack developer Jobs in Karachi

intermediate/senior full stack developer

senior software developer

Contour Software

<div><div>About Contour</div><div></div><div><div>
Contour Software</div> has grown from a dozen people to over 2,000 staff across 3 cities, in less than 14 years.</div><div><br>
As a subsidiary of Constellation Software Inc., we are proud to be part of a global enterprise software conglomerate that has grown to become one of the top 10 software companies in the world, with employees and customers in 100+ countries. With a broad-based and ever-growing portfolio of market-leading, vertical-market enterprise solutions covering more than 100 industry domains in predominantly mature markets, CSI's recipe creates the perfect environment for professionals to build fulfilling, long-term careers.</div><div><br>
What started as an R&amp;D &amp; Accounting back-office, has progressed into a full-service Global Centre serving all functions and departments, at the divisional as well as operating group/corporate level. Today Contour employees, located in Karachi, Lahore &amp; Islamabad, are serving CSI divisions located in time zones spanning the globe, from Sydney to Vancouver. With the global growth of Constellation as the wind in our sails, we are only just getting started!</div><div></div><div><br>
The Division</div><div>
At <div>CSIPay</div>, a Jonas company, we are dedicated to empowering Constellation&rsquo;s six operating groups in the USA and Canada with seamless payment processing solutions. Our goal is to give you greater control over your revenue, enhance your market potential, and improve customer satisfaction, fostering success for all within the Constellation family.</div><div></div><div>
Constellation Payment Processing is a modern Payment Facilitator (PayFac) empowering SaaS businesses to grow revenue through seamless, embedded payments. As part of Constellation Software Inc. (TSE: CSU) &mdash; a global Canadian-based software leader at a $96B market cap and the 7th largest software company in the world &mdash; we combine the agility of a specialized payments company with the strength and stability of an established global powerhouse.</div><div><br>
About the Role</div><div>
We are seeking a Senior Software Engineer with strong experience in Java development and modern cloud-native architectures. This role will focus on designing, building, and maintaining scalable APIs and backend services, collaborating closely with Product, QA, and Project Management to deliver reliable, high-quality software solutions.</div><div><br>
Key Responsibilities</div><ul><li>
Design, develop, and maintain backend systems and RESTful APIs using Java (Maven-based projects).</li><li>
Architect and implement scalable, maintainable, and secure application designs.</li><li>
Write comprehensive unit and integration tests and participate in peer code reviews.</li><li>
Containerize and deploy applications using Docker and related CI/CD pipelines.</li><li>
Collaborate with product teams to refine requirements and ensure technical feasibility.</li><li>
Partner with QA engineers to establish effective testing strategies and automation.</li><li>
Work with project management to plan, estimate, and deliver features on time.</li><li>
Utilize and optimize AWS services namely S3, Lambda, and EC2 for distributed systems and data handling.</li><li>
Contribute to internal technical discussions, documentation, and design reviews.</li><li>
Mentor junior developers and advocate for engineering best practices and code quality.</li><li>
Familiar with Agile methodologies and processes.</li></ul><div><br>
Required Qualifications</div><ul><li>
8+ years of professional experience in software engineering.</li><li>
Strong proficiency in Java with hands-on experience in Maven build systems.</li><li>
Solid understanding of API design principles, microservice architecture, and software lifecycle management.</li><li>
Experience with Docker for local development and production deployments.</li><li>
Proficiency in Java testing frameworks.</li><li>
Demonstrated experience with AWS cloud infrastructure (S3, Lambda, EC2, IAM, etc.).</li><li>
Excellent problem-solving, communication, and cross-team collaboration skills.</li><li>
Familiar with Agile methodologies and processes.</li></ul><div><br>
Nice-to-Have Skills</div><ul><li>
Familiarity with TypeScript or Python for tooling, scripting, or microservices.</li><li>
Experience with serverless architectures and event-driven design patterns.</li><li>
Exposure to CI/CD pipelines (GitHub Actions, Jenkins, or similar).</li><li>
Understanding of distributed systems, observability, and monitoring tools</li></ul><div></div><div>
Exciting Benefits we offer:</div><ul><li><div>
Market-leading Salary</div></li><li><div>
Medical Coverage &ndash; Self &amp; Dependents</div></li><li><div>
Parents Medical Coverage</div></li><li><div>
Provident Fund</div></li><li><div>
Employee Performance-based bonuses</div></li><li><div>
Home Internet Subsidy</div></li><li><div>
Conveyance Allowance</div></li><li><div>
Profit Sharing Plan [Tenured Employees Only]</div></li><li><div>
Life Benefit</div></li><li><div>
Child Care Facility</div></li><li><div>
Company Provided Lunch/Dinner</div></li><li><div>
Professional Development Budget</div></li><li><div>
Recreational area for in-house games</div></li><li><div>
Sporadic On-shore training opportunities</div></li><li><div>
Friendly work environment</div></li><li><div>
Leave Encashment</div></li></ul><div></div><div><i>
Disclaimer:</i><i> At Contour, we attribute our success to the unique contributions of our diverse staff. We&rsquo;re committed to fostering a culture of respect that thrives on the varied perspectives and experiences of all individuals we recruit, employ, promote, and compensate. Since day one, we&rsquo;ve adhered to a policy that champions a work environment honoring the worth and dignity of each person while being free from all forms of employment discrimination.</i></div><div></div><div><i>
In our continuous effort to promote inclusivity, we extend our commitment to individuals with special needs by providing reasonable accommodations. We actively encourage qualified individuals with special needs to apply for the various openings within our company. Should you require assistance in completing the application process or have any inquiries regarding special facilities, please do not hesitate to contact our HR team. Your unique talents and abilities are welcomed and valued here.</i></div></div><div></div>

Senior Software Developer (Java)

Digiexpo

<p><b>Senior Developer &ndash; Job Description</b></p><p><b>Location:</b> Remote<br/><b>Company:</b> Digi Expo<br/><b>Employment Type:</b> Full-Time</p><p>We are seeking a highly skilled <b>Senior Developer</b> to lead the design, development, and optimization of modern, high-performing web applications. The ideal candidate is a hands-on engineer with strong <b>full-stack capabilities</b>&mdash;primarily <b>frontend expertise</b> with solid foundational <b>backend knowledge</b>&mdash;along with excellent problem-solving and leadership skills.</p><p><b>Key Responsibilities</b></p><ul><li>Lead end-to-end development of scalable and high-performing web applications.</li><li>Architect, design, and implement robust frontend and backend features.</li><li>Write clean, maintainable, and secure code following industry best practices.</li><li>Collaborate with UI/UX, product, and marketing teams to translate business requirements into technical solutions.</li><li>Work with <b>Node.js</b> (fundamental to intermediate) for backend tasks, API development, and system integrations.</li><li>Develop, integrate, and consume <b>RESTful APIs</b> and third-party services.</li><li>Optimize applications for performance, speed, and scalability.</li><li>Conduct code reviews, ensure code quality, and mentor junior developers.</li><li>Diagnose, troubleshoot, and resolve complex technical issues.</li><li>Participate in sprint planning, architectural discussions, and technical decision-making.</li><li>Document system architecture, development processes, and engineering best practices.</li></ul><p><b>Required Skills &amp; Qualifications</b></p><ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or a related technical field.</li><li><b>5+ years of hands-on professional development experience.</b></li></ul><p><b>Frontend Expertise (Strong Requirement)</b></p><ul><li>React.js / Next.js</li><li>JavaScript, TypeScript</li><li>HTML5, CSS3</li><li>TailwindCSS or Bootstrap</li></ul><p><b>Backend Skills (Basic to Intermediate)</b></p><ul><li><b>Node.js</b> (fundamental level required)</li><li>API creation, server-side basics, and third-party integrations</li></ul><p><b>Databases</b></p><ul><li>Basic understanding of:</li><li>MySQL</li><li>PostgreSQL</li><li>MongoDB</li></ul><p><b>Other Skills</b></p><ul><li>Strong understanding of REST API principles and microservices architecture.</li><li>Proficiency with Git/GitHub and modern development workflows.</li><li>Strong debugging, analytical, and problem-solving skills.</li><li>Excellent communication and teamwork abilities.</li></ul><p><b>Preferred Qualities</b></p><ul><li>Ability to work independently while collaborating effectively in a team.</li><li>Strong sense of ownership and attention to detail.</li><li>Passion for modern technologies, clean code practices, and continuous learning.</li></ul><p><b>What We Offer</b></p><ul><li><b>Remote Work</b> &ndash; flexibility to work from anywhere.</li><li>A supportive and collaborative team culture.</li><li>Opportunity to work on innovative digital, marketing, and technology projects.</li><li>Professional growth, skill development, and leadership opportunities.</li><li>Competitive compensation based on experience.</li></ul><p><b>How to Apply (Indeed)</b></p><p>Interested candidates can apply directly through <b>Indeed</b>.</p><p>Job Type: Full-time</p><p>Pay: Rs70,000.00 - Rs80,000.00 per month</p><p>Work Location: Remote</p>

Senior Developer

Enterprise64

<div><p><b>Overview</b><br>
Enterprise64 is a U.S.-based technology company that creates digital solutions for startups to Fortune 500 companies in the United States, Europe, and the United Arab Emirates. We are growing rapidly across all our global offices and have career opportunities for tech professionals who are looking to work in a fast-growing company, work in a fun environment, be challenged, grow, and fast-track their careers.</p><p><b>
Job Overview</b><br>
We are hiring a Senior Python Backend Developer to join our dynamic team (Contract Role). The ideal candidate will have strong expertise in backend development, API design, and database optimization, ensuring high-performance, scalable, and secure applications. You will collaborate with cross-functional teams to build efficient, maintainable, and reliable backend solutions that drive our innovative products.</p><p><b>
Key Responsibilities</b></p><ul><li>
Design, develop, and maintain ETL pipelines for large-scale data processing and integration.</li><li>
Work with AWS Glue, PySpark, and Apache Spark to process structured and unstructured data efficiently.</li><li>
Build and optimize data ingestion workflows from multiple sources into data lakes and warehouses.</li><li>
Ensure data quality, consistency, and reliability through validation and monitoring.</li><li>
Collaborate with cross-functional teams, including data scientists, analysts, and backend engineers, to deliver scalable data solutions.</li><li>
Implement and manage data transformation and schema evolution using AWS services (Glue, S3, Lambda, Redshift, etc.).</li><li>
Optimize Spark jobs for performance and cost efficiency.</li><li>
Develop and maintain metadata management and data cataloging in AWS Glue.</li><li>
Ensure adherence to data security, compliance, and governance best practices.</li><li>
Use Python for automation, data manipulation, and integration tasks.</li><li>
Implement CI/CD pipelines for data workflows and maintain infrastructure-as-code (IaC) using tools like Terraform or CloudFormation (a plus).</li></ul><p><b><br>
Preferred Qualifications</b></p><ul><li>
Strong expertise in Python and PySpark for large-scale data processing.</li><li>
Hands-on experience with AWS Glue, AWS Lambda, S3, and Redshift.</li><li>
Solid understanding of ETL frameworks, data modeling, and data warehousing concepts.</li><li>
Experience with Apache Spark and distributed computing principles.</li><li>
Familiarity with workflow orchestration tools (e.g., Airflow, Step Functions).</li><li>
Knowledge of SQL and NoSQL databases for data querying and optimization.</li><li>
Strong problem-solving and debugging skills for data-intensive applications.</li><li>
Experience working in agile environments and collaborating with cross-functional teams.</li></ul></div><p></p>

Senior Python Developer - Contractor

Sindh Integrated Emergency & Health Services (SIEHS)

<p><b>General Purpose</b></p><p>The Senior Manager &ndash; Software &amp; Applications will lead the design, development, implementation, and optimization of software solutions to support the healthcare organization&rsquo;s operational, clinical, and administrative functions. This individual will oversee application lifecycle management, lead software teams, and drive the integration of technologies such as Microsoft .NET, Dynamics 365, data analytics, and emerging AI tools to improve patient care delivery, operational efficiency, and digital transformation.</p><p><b>Key Responsibilities:Application &amp; Software Development</b></p><ul><li>Lead end-to-end development and maintenance of enterprise-level applications using Microsoft .NET technologies (C#, ASP.NET Core, MVC, etc.).</li><li>Supervise the development of custom healthcare solutions aligned with clinical and operational workflows.</li><li>Oversee third-party integrations, APIs, and interoperability with health systems and digital health tools.</li></ul><p><b>Microsoft Dynamics 365</b></p><ul><li>Manage implementation, configuration, and customization of Microsoft Dynamics 365 for CRM and ERP-related modules.</li><li>Collaborate with internal stakeholders to streamline workflows and automate key business processes using D365 features like Power Automate and Power Apps.</li></ul><p><b>Data Management &amp; Analytics</b></p><ul><li>Lead data strategy initiatives including warehousing, ETL pipelines, reporting, and dashboards.</li><li>Implement data governance, quality, and security practices in line with healthcare data compliance standards (e.g., HIPAA where applicable).</li><li>Leverage tools like Microsoft SQL Server, Power BI, and Azure Data Services to enable actionable insights.</li></ul><p><b>AI &amp; Emerging Technologies</b></p><ul><li>Drive the exploration and integration of AI solutions (e.g., chatbots, NLP, predictive analytics) to enhance healthcare delivery and decision-making.</li><li>Evaluate feasibility and ROI of AI-driven projects relevant to patient outcomes or operational efficiency.</li></ul><p><b>Leadership &amp; Team Management</b></p><ul><li>Supervise software engineers, business analysts, QA testers, and external vendors.</li><li>Manage project timelines, budget forecasts, and resource allocation.</li><li>Promote agile methodologies and continuous integration/continuous deployment (CI/CD) best practices.</li></ul><p>Qualifica<b>tion:</b></p><ul><li>Master&rsquo;s or Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field.</li></ul><p><b>Experience:</b></p><ul><li>8+ years of progressive experience in software/application development, with at least 3 years in a managerial or team lead role.</li><li>Proven experience in:</li><li>Microsoft .NET development</li><li>Microsoft Dynamics 365 customization &amp; deployment</li><li>Database management and BI tools (SQL Server, Power BI)</li><li>AI/ML solution integration (preferred)</li><li>Experience in the healthcare, non-profit, or public sector is highly desirable.</li></ul><p><b>Age: </b>Minimum 30 years</p><p><b>Domicile:</b> Sindh</p><p><b>Gender: </b>Male / Female</p><p><b>Location: </b>Karachi</p><p>Job Type: Full-time</p><p>Pay: From Rs300,000.00 per month</p><p>Work Location: In person</p>

Senior Manager - Software Development

Logon Broadband Pvt Ltd

<p><b>Job Title: Senior PHP Laravel/CodeIgniter Developer</b></p><p><b>(Male/Female both are encourage to apply) onsite office based job</b></p><p><b>Job Description:</b></p><p>We are seeking a motivated and enthusiastic PHP Developer with a focus on Laravel and CodeIgniter frameworks to join our development team. As a PHP Laravel/CodeIgniter Developer, you will work closely with senior developers and participate in designing, developing, and maintaining web applications. This is an excellent opportunity for someone who is passionate about PHP development and eager to enhance their skills in Laravel and CodeIgniter.</p><p><b>Responsibilities:</b></p><p>1. Collaborate with the development team to gather project requirements and assist in translating them into technical specifications.</p><p>2. Assist in designing, coding, and testing web applications using PHP frameworks, primarily Laravel and CodeIgniter.</p><p>3. Write clean and efficient code following coding standards and best practices.</p><p>4. Participate in code reviews, providing feedback and suggestions for code improvements.</p><p>5. Debug and troubleshoot software issues, perform bug fixes, and support application enhancements.</p><p>6. Learn and implement front-end technologies such as HTML, CSS, JavaScript, and jQuery.</p><p>7. Collaborate with the team to optimize application performance, scalability, and security.</p><p>8. Stay updated on emerging trends, techniques, and advancements in PHP, Laravel, and CodeIgniter development.</p><p>9. Contribute to documentation efforts, including code comments and project documentation.</p><p>10. Actively participate in learning opportunities and training to enhance PHP and framework skills.</p><p><b>Qualifications:</b></p><p>1. Bachelor's degree in Computer Science, Software Engineering, or a related field.</p><p>2. Strong passion for PHP development with an eagerness to learn and work with Laravel and CodeIgniter frameworks.</p><p>3. Familiarity with PHP programming language and basic understanding of MVC architectural pattern.</p><p>4. Exposure to web development technologies such as HTML, CSS, JavaScript, and jQuery.</p><p>5. Understanding of relational databases and ability to write basic SQL queries.</p><p>6. Knowledge of version control systems, such as Git, is a plus.</p><p>7. Strong problem-solving and analytical skills with attention to detail.</p><p>8. Good communication and collaboration skills to work effectively within a team.</p><p>9. Self-motivated and able to manage multiple tasks and deadlines.</p><p>10. Previous internship, coursework, or personal projects demonstrating PHP development skills is advantageous.</p><p>To apply, please submit your resume,</p><p><b>careers@lbi.net.pk by November 30, 2025</b></p><p>We appreciate all applications, but only shortlisted candidates will be contacted for interviews.</p><p>Job Type: Full-time</p><p><b>Salary: Rs. 50,000 - Rs. 70,000 per month</b></p><p>Job Type: Full-time</p><p>Pay: Rs50,000.00 - Rs70,000.00 per month</p><p>Work Location: In person</p>

Senior PHP Laravel/CodeIgniter Developer

Junior ASP.NET Developer

<div><p><b>Line of Service
</b></p>Advisory
<p></p><p><b>Industry/Sector
</b></p>Not Applicable
<p></p><p><b>Specialism
</b></p>Technology Strategy
<p></p><p><b>Management Level
</b></p>Associate
<p></p><p><b>Job Description &amp; Summary
</b></p>At PwC, our people in integration and platform architecture focus on designing and implementing seamless integration solutions and robust platform architectures for clients. They enable efficient data flow and optimise technology infrastructure for enhanced business performance.
<br>
<br>
Those in cloud and network architecture at PwC will focus on designing and implementing efficient and secure solutions for clients. You will be leveraging cutting-edge technologies to optimise infrastructure and enhance connectivity.
<br>
<br>
We are looking for a passionate and motivated Junior ASP.NET Developer to join our dynamic development team. If you have a solid foundation in ASP.NET development and are eager to learn and grow in a professional environment, this opportunity is for you.
<p></p><div><p><b>Role Overview:
</b><br>
As a Junior ASP.NET Developer, you will assist in developing web applications, collaborating with senior developers and cross-functional teams, and contributing to the design and implementation of scalable, high-quality software solutions. This role offers a great learning environment where you&rsquo;ll gain hands-on experience in modern technologies and development practices.
</p></div><div><p><b>Key Responsibilities:
</b></p></div><div><ul><li><p>Assist in the design and development of web applications using the ASP.NET framework.
</p></li></ul></div><div><ul><li><p>Collaborate with senior developers and project managers to meet project goals and deadlines.
</p></li></ul></div><div><ul><li><p>Write clean, maintainable, and efficient code under supervision.
</p></li></ul></div><div><ul><li><p>Participate in code reviews and follow established coding standards.
</p></li></ul></div><div><ul><li><p>Troubleshoot and fix bugs or performance issues as assigned.
</p></li></ul></div><div><ul><li><p>Learn and apply best practices for web application development.
</p></li></ul></div><div><ul><li><p>Stay updated with emerging technologies and frameworks.
</p></li></ul></div><div><p><b>Requirements:
</b></p></div><div><ul><li><p>Bachelor&rsquo;s degree in Computer Science , Software Engineering, or a related field.
</p></li></ul></div><div><ul><li><p><b>6 months to 1 year of hands-on experience </b>in ASP.NET development.
</p></li></ul></div><div><ul><li><p>Good understanding of C# and the ASP.NET framework (MVC &amp; Core).
</p></li></ul></div><div><ul><li><p>Basic knowledge of multi-tier architecture, web services, and RESTful APIs.
</p></li></ul></div><div><ul><li><p>Familiarity with front-end technologies such as JavaScript/jQuery and Angular or React.
</p></li></ul></div><p></p><p><b>Education </b><i>(if blank, degree and/or field of study not specified)
</i></p>Degrees/Field of Study required:
<p></p>Degrees/Field of Study preferred:
<p></p><p><b>Certifications </b><i>(if blank, certifications not specified)
</i></p><p></p><p><b>Required Skills
</b></p><p></p><p><b>Optional Skills
</b></p>Accepting Feedback, Accepting Feedback, Active Listening, Amazon Web Services (AWS), Architecture Frameworks, Business Process Modeling, Cloud Infrastructure, Cloud Infrastructure Architecture Design, Cloud Virtualization, Communication, Emotional Regulation, Empathy, Enterprise Architecture, Enterprise Integration, Firewall (Network Security), Google Cloud Platform, Inclusion, Intellectual Curiosity, IT Infrastructure, IT Operations, IT Service Management (ITIL), IT Service Management (ITSM), IT Troubleshooting, Microsoft Azure, Network Access Protocols {+ 15 more}
<p></p><p><b>Desired Languages </b><i>(If blank, desired languages not specified)
</i></p><p></p><p><b>Travel Requirements
</b></p>Not Specified
<p></p><p><b>Available for Work Visa Sponsorship?
</b></p>No
<p></p><p><b>Government Clearance Required?
</b></p>No
<p></p><p><b>Job Posting End Date</b></p></div><p></p>

Explore 1149+ Senior software developer in Karachi this December. Find roles across top companies and apply now to boost your career.

1149 senior software developer jobs IN Karachi

Senior Software Developer (Java)

Senior Developer

Senior Python Developer - Contractor

Senior Manager - Software Development

Senior PHP Laravel/CodeIgniter Developer

Junior ASP.NET Developer

Junior ASP.NET Developer