Java Developer AWS React Full Stack - Start-up

Job description

Java Developer / Software Engineer (AWS React Full Stack) London / WFH to £80k

Are you a technologist Java Developer looking for an opportunity to be part of something big from the start?

You could be progressing your career in an impactful role at a newly established Fintech start-up, set up by a small team of finance and technology entrepreneurs with a hugely successful track record.

As a Java Developer you will join a small team to build systems from the ground up, working across the full technology stack with a focus on designing, developing and deploying cloud-native microservices that form the core of the platform. You'll collaborate closely with the Lead Engineer, Architect and Product Manager to shape system design, APIs and data models to enable scalable backend logic and clean UI.

Location / WFH:

You can work from home most of the time, meeting up with colleagues in London; as the company grows there will likely be some in office requirements but with lots of flexibility.

About you:

• You have strong Java, AWS and Kubernetes skills and also have a good appreciation of user interface / front end development using React or Tailwind CSS
• You have a strong knowledge of modern software engineering best practices including cloud native applications, microservices and CI/CD
• You are an advocate of AI and keen to explore its capabilities
• You are commercially aware and can see the "big picture"
• You're a skilled problem solver, able to make trade-offs and get things done
• You're collaborative and pragmatic with great communication skills
• Ideally you will have a good understanding of Financial Services / Open Banking

What's in it for you:

As a Java Developer / Software Engineer you will receive:

• Up to £80k
• Significant stock options

Apply now to find out more about this Java Developer / Software Engineer (AWS React Full Stack) opportunity.

At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.

Extra information

Status

Open

Education Level

Secondary School

Location

London

Type of Contract

Part-time jobs

Published at

12-01-2026

Profession type

Accountancy

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English