Senior Java Software Engineer

JR United Kingdom; Crawley; Remote; GBP 90,000 - 120,000; Full time

Job summary

A leading FinTech company is seeking a Senior Software Engineer specializing in Java to join their remote-first team. In this role, you will develop robust fintech platforms, prioritize code quality through TDD, and work collaboratively across teams to drive innovation. If you thrive in a dynamic, test-driven environment and are passionate about pair programming, we encourage you to apply!

Qualifications

• Experience working in a fintech or performance environment.
• Strong understanding of TDD and XP principles.
• Effective communication and teamwork skills.

Responsibilities

• Building resilient and adaptable fintech platforms in Java.
• Refactoring to improve code design.
• Writing comprehensive tests for every commit.

Skills

Commercial Java experience

Core Java

TDD

Clear communication

Extreme Programming principles

Pair programming

Continuous integration

Job description

Senior Software Engineer – Java - FinTech

Remote First | London (UK) | Up to £120k + Benefits

Are you a Java developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean, maintainable code? If so, we’d love to hear from you. Our FinTech client could be the ideal role for you.

Skills:

• Commercial Java experience - ideally in a fintech, performance environment
• Strength with Core Java
• Strong understanding of TDD
• Clear communication and teamwork
• Extreme Programming (XP) principles, with a strong focus on TDD, BDD, and DDD
• Pair programming culture ensures high-quality code and continuous learning
• Continuous integration—every commit is releasable, and automation is key
• We value growth and flexibility, welcoming developers from all backgrounds

What You’ll Be Doing

• Building resilient and adaptable fintech platforms in Java
• Refactoring to improve code design
• Writing comprehensive tests for every commit
• Automating processes to improve efficiency
• Rotating across teams to enhance collaboration