Senior Java/Kotlin Software Engineer

Salary: £69,000 - 109,000 per year

Requirements:

• We want engineers who are interested in the problem, not just the requirements.
• We value experience with large-scale distributed software systems that have proven scalability and complex topologies.
• We value a strong commitment to quality and an advocate of test-driven development, or even better, behaviour-driven development.
• We want people who are comfortable in a fast-moving environment and ambitious about the speed and quality of their code.
• We look for candidates who enjoy talking to key stakeholders and understand the business objectives of the company.
• We want people who are comfortable with uncertainty, fast change, and collaborative problem-solving.
• We value team players who thrive in an honest and friendly working atmosphere.
• We work with Kotlin, Kafka, Kubernetes, Docker, AWS Aurora Postgres, and other modern technologies, so we value skilled engineers with a willingness to learn.
• We value a product-focused engineering mindset.
• Experience building distributed systems at scale is important.
• Experience with fintech or banking is a plus, but we welcome problem-solvers from all backgrounds.

Responsibilities:

• We solve real financial problems for millions of customers.
• We work on distributed systems processing thousands of transactions daily.
• We build resilient services that handle peoples money.
• We create experiences that make traditionally complex financial products feel simple.
• We ship our code multiple times a week.
• We focus on the impact for the customer rather than lines of code.
• We collaborate closely to solve hard problems.
• We take operational ownership, not just feature delivery.
• We continuously improve through honest feedback.

Technologies:

• AI
• AWS
• Docker
• Support
• Kafka
• Kotlin
• Kubernetes
• Cloud
• Java

More:

We are Zopa, started in 2005 as the first peer-to-peer lending company and launched Zopa Bank in 2020. We are redefining what it feels like to work in finance by putting people at the centre and building a business that empowers everyone to aim high and move finance forward. We are proud of our achievements, including being named in the top three UKs Most Loved Workplaces. This is a permanent, hybrid Engineering role within our Cards Engineering team in London, with face-to-face collaboration in our London office 2-3 days a week. We support flexible ways of working and offer the option to work from abroad for up to 120 days a year, subject to the right to work in the country of choice. We value diversity, have nearly 50 nationalities across the business, and offer a workplace free from discrimination. We also share clear guidance on AI use during interviews as part of our hiring process.

last updated 36 week of 2026