Our client is a comprehensive-stack digital banking solutions provider empowering banks and financial institutions to scale and modernise at speed.
We're looking for a Senior Software Engineer to design, build, and maintain backend services and supporting operational UIs for core banking capabilities. You'll work closely with product, QA, and DevOps to ship secure, well-tested features in a regulated fintech environment, while mentoring junior and mid-level engineers as part of the team's day-to-day delivery.
Own the design, build, and delivery of backend services and RESTful APIs supporting core banking capabilities within your assigned component or service area.

Develop secure, high-performance services and event-driven integrations to support financial operations, settlement updates, and notifications.

Build and maintain operational and servicing UIs using React (and TypeScript where applicable) to support internal and customer-facing workflows.

JMS, Solace, ActiveMQ) to support reliable, ordered event processing.

Own code quality, maintainability, and test coverage for major components in your scope, including active reduction of technical debt.

Implement robust unit and integration tests for critical paths, using JUnit and Mockito, and maintain reliable automated test suites.

Contribute to CI/CD pipelines and containerization (Docker) to support consistent, repeatable deployments.

Monitor, troubleshoot, and optimize production systems to protect availability, performance, and reliability for owned services.

Mentor junior and mid-level engineers through code reviews, pairing, and day-to-day technical guidance.

Collaborate with product, QA, and DevOps to clarify requirements, communicate progress and risks, and support release readiness.

6–9 years of hands-on experience in backend development using Java and Spring Boot, building scalable, secure distributed systems.

Working knowledge of core banking or financial domain concepts.

Experience with event-driven architectures and messaging systems (e.g., Experience with TypeScript for building secure, maintainable operational UIs.

Familiarity with data consistency patterns (e.g., Hands-on experience with JUnit, Mockito, and building reliable automated test suites.

Practical experience with CI/CD pipelines and containerization (Docker).

Clear communication skills, able to explain technical trade-offs to product, QA, and DevOps stakeholders.

TypeScript preference for React UI development

Languages
English:

Sr. Java Developer - Banking

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