Senior Java Software Engineer in Slough

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package

We’re partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. This is a hands-on role building high-performance, scalable software for real-world, high-traffic systems.

About the Role

You’ll join a permanent feature team, taking end-to-end ownership of services, from design and development to testing, deployment, and optimisation. Your focus will be on building robust microservices that support high-traffic user experiences, serving thousands or millions of concurrent users, such as e-commerce search functionality, streaming platform logins, or other large-scale consumer-facing systems.

What We’re Looking For

• Proven experience developing Java microservices for high-traffic applications (retail, e-commerce, media, or streaming platforms).
• Hands-on experience with the full software lifecycle in agile environments and CI/CD pipelines.
• Strong understanding of performance, scalability, security, and observability in distributed systems.
• Ability to translate complex requirements into resilient, production-ready software.
• Excellent collaboration and communication skills.

Why This Role

This is your chance to work with a leading bank while applying your expertise in high-traffic, consumer-facing microservices and shape platform-level solutions outside traditional financial systems.

Contact

Harry – Paritas Recruitment

Email: harry@paritasrecruitment.com

Mobile: +44 7702 946 250