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Client of Xcelyst Limited

Senior Software Engineer &ndash; KotlinJob TitleSenior Software Engineer &ndash; KotlinLocationLondon, United Kingdom (Hybrid)Employment TypePermanent / Full-TimeAbout the RoleWe are looking for experienced Senior Kotlin Engineers to join a high-performing engineering team building a next-generation cloud-native platform within the Capital Markets domain. This platform supports critical front-office business processes and is used by global users operating in a fast-paced, real-time environment.You will work closely with product, engineering, and platform teams to design, build, and support highly scalable backend services while contributing to a strong engineering culture focused on quality, collaboration, and continuous improvement.Key Responsibilities<ul><li>Design, develop, and maintain backend services using Kotlin</li><li>Build scalable, resilient, and high-performance cloud-native applications</li><li>Collaborate with cross-functional teams to deliver business-critical features</li><li>Participate in architecture discussions and technical design decisions</li><li>Follow engineering best practices including automated testing, code reviews, and continuous integration</li><li>Support production systems and contribute to platform reliability and operational excellence</li><li>Drive continuous improvement through refactoring, clean code principles, and technical innovation</li><li>Work in highly collaborative engineering environments with shared ownership of solutions</li></ul>Required Skills &amp; Experience<ul><li>Strong commercial experience developing backend applications using Kotlin</li><li>Solid understanding of object-oriented design and software engineering principles</li><li>Experience building distributed systems, microservices, and event-driven architectures</li><li>Hands-on experience with cloud platforms, preferably Google Cloud Platform (GCP)</li><li>Experience with:</li><li>Kubernetes (GKE) and/or Cloud Run</li><li>Cloud SQL</li><li>Caching technologies</li><li>Logging and monitoring tools</li><li>Secure key and secrets management</li><li>Strong understanding of CI/CD pipelines and modern SDLC practices</li><li>Experience working in enterprise or regulated environments</li><li>Comfortable supporting production systems with high availability requirements</li></ul>Preferred Skills<ul><li>Experience within Capital Markets, Investment Banking, Trading, or Financial Services environments</li><li>Exposure to Agile, Extreme Programming (XP), Test-Driven Development (TDD), and continuous refactoring practices</li><li>Experience with infrastructure automation and cloud-native deployment models</li><li>Knowledge of event streaming and messaging platforms</li></ul>What We're Looking For<ul><li>Strong problem-solving and analytical skills</li><li>Passion for building high-quality software</li><li>Collaborative mindset and excellent communication skills</li><li>Ability to thrive in fast-paced, business-critical environments</li><li>Commitment to continuous learning and engineering excellence</li></ul>Benefits<ul><li>Opportunity to work on a large-scale, business-critical platform</li><li>Exposure to modern cloud-native technologies</li><li>Collaborative engineering culture</li><li>Career growth and professional development opportunities</li><li>Competitive compensation and benefits package</li></ul>If you are passionate about Kotlin, cloud-native engineering, and building scalable platforms that support critical business operations, we would love to hear from you.Pay: &pound;120,000.00-&pound;160,000.00 per yearWork Location: Hybrid remote in London

Kotlin Developer

Join Client of Xcelyst Limited and explore 1   exciting career opportunities. They're hiring for various roles with options for remote or on-site work. Apply today and become part of their innovative team.

Client of Xcelyst Limited

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Kotlin Developer