Kotlin/Java Developer

We are looking for a Backend Software Engineer with strong experience in Kotlin and/or Java, who thrives in designing and building scalable, cloudnative microservices and APIs.

In this role, you will work within a Developer Experience (DevX) function, building platforms, frameworks, and tooling that enable engineering teams to develop, deploy, and operate applications efficiently and consistently.

Collaboration is central to the role-you will work closely with developers, product owners, and stakeholders, contribute to architectural discussions, participate in code reviews, and help drive continuous improvement across engineering practices.

Hybrid working:

The places that you work from day to day will vary according to your role, your needs, and those of the business; it will be a blend of Company offices, client sites, and your home; noting that you will be unable to work at home 100% of the time.

Your Role:

• Perform handson backend development using Kotlin and Java, with flexibility to work across both languages where required
• Design, develop, and maintain highperformance REST APIs and microservices using the Spring Framework
• Build scalable, secure, and cloudnative services that support multiple consuming applications
• Contribute to microservicebased, APIdriven architectures, following industry best practices
• Participate in architectural discussions, influencing technology choices and design decisions
• Write clean, welltested, maintainable code, adhering to agreed coding standards
• Collaborate with engineering teams to continuously improve development processes
• Support and contribute to DevOps practices, including CI/CD pipelines and automation
• Participate in peer code reviews, knowledgesharing initiatives, and Agile ceremonies
• Work effectively with both technical and nontechnical stakeholders to deliver business value

• Strong experience in Kotlin or Java, with the ability and willingness to work across both
• Proven experience developing RESTful APIs using frameworks such as Spring / Spring Boot
• Solid understanding of microservices architectures and APIdriven design
• Experience working with AWS or other cloud platforms, including cloudnative services
• Understanding of DevOps principles, CI/CD pipelines, and modern delivery practices
• Experience working in Agile delivery environments (Scrum/Kanban)
• Strong analytical, problemsolving, and troubleshooting skills
• Good communication skills and the ability to collaborate effectively across teams
• Experience with test automation frameworks
• Familiarity with Jenkins pipelines
• Exposure to eventdriven architectures

' We are a Disability Confident Employer:

Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government's Disability Confident scheme. As part of our commitment to inclusive recruitment, we will offer an interview to all candidates who:

• Declare they have a disability, and
• Meet the minimum essential criteria for the role., Is fully competent in its own area and has a deep understanding of related programming concepts software design and software development principles. Works autonomously with minimal supervision. Able to act as a key contributor in a complex environment, lead the activities of a team for software design and software development. Acts proactively to understand internalorexternal client needs and offers advice even when not asked. Able to assess and adapt to project issues, formulate innovative solutions, work under pressure and drive team to succeed against its technical and commercial goals. Aware of profitability needs and may manage costs for specific projectorwork area. Explains difficult concepts to a variety of audiences to ensure meaning is understood. Motivates other team members and creates informal networks with key contacts outside own area.

Capgemini ist einer der weltweit führenden Anbieter von Management- und IT-Beratung, Technologie-Services und Digitaler Transformation. Als ein Wegbereiter für Innovation unterstützt das Unternehmen seine Kunden bei deren komplexen Herausforderungen rund um Cloud, Digital und Plattformen.