Kotlin/Java Developer
Role details
Job location
Tech stack
Job description
Join a leading independent Banking and services provider as a Kotlin/Java Developer.
Job Overview: The role sits within a Developer Experience (DevX) function focused on building and managing platforms that enable software engineering teams to develop, deploy, and operate applications efficiently and consistently.You will work on client- and product-facing web applications and internal platforms, contributing to reusable frameworks and tooling that support multiple development teams. The focus is on scalable, secure, and high-performance solutions that improve developer productivity and platform reliability.
Location: Sheffield
Rate: In-scope IR35 £360 per day (via a Hays Approved Umbrella Company).
Contract Length: up to 31/12/2026
Work Schedule: 3 days onsite/week
Key Responsibilities
- Collaborate with developers, product owners, and stakeholders to design and deliver robust Back End services
- Design, develop, and maintain performant and scalable APIs and microservices
- Contribute to architectural discussions and provide input on technology choices and best practices
- Write clean, well-tested, and maintainable code following agreed coding standards
- Build APIs and microservices that support multiple consuming applications
- Work closely with the engineering team to continuously improve development processes
- Participate in peer reviews and contribute to knowledge-sharing initiatives
Required Skills & Experience
- Strong experience in Kotlin or Java with the ability and willingness to work across both where required
- Experience developing REST APIs and working with frameworks such as Spring
- Solid understanding of microservice-based, API-driven architectures
- Experience with AWS or other cloud platforms
- Strong analytical, problem-solving, and troubleshooting skills
- Experience working in Agile environments
- Understanding of DevOps practices and CI/CD pipelines
Optional/Nice to Have
- Experience with test automation
- Familiarity with Jenkins pipelines
- Exposure to event-driven architectures
Additional Information:
Interview Process: In Person/Teams/Telephonic
How to Apply:If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.
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Requirements
- Strong experience in Kotlin or Java with the ability and willingness to work across both where required
- Experience developing REST APIs and working with frameworks such as Spring
- Solid understanding of microservice-based, API-driven architectures
- Experience with AWS or other cloud platforms
- Strong analytical, problem-solving, and troubleshooting skills
- Experience working in Agile environments
- Understanding of DevOps practices and CI/CD pipelines
Optional/Nice to Have
- Experience with test automation
- Familiarity with Jenkins pipelines
- Exposure to event-driven architectures
