backend java developer jobs in Luton

You will be responsible for building scalable, high-performance Back End systems that power their banking platform.

Java Developer – Product Engineering £60,000 – £90,000 | Remote-first (monthly meet-up in Midlands office) We're working with a fast-growing software company that's transforming how businesses manage complex financial workflows. Their AI-first platform helps customers simplify operations, increase transparency, and make smarter decisions — and they're scaling quickly as demand grows. They're...

Senior Software Developer - Java / Python with Delphi We're looking for an experienced Software Engineer (Java/Python) to join a high-profile government project focused on modernising and integrating complex systems within a secure environment. You'll work across backend development, integration and automation – with occasional support for legacy Delphi components as part of wider platform...

Senior Backend Developer Location: London - 1x a month Salary: Up to £95,000 (D.O.E) + benefits Fruition Group working with a leading Insurtech unicorn on a mission to transform the insurance industry. Their products have already generated millions in revenue, and now they're investing heavily in new innovations that will shape the sector for years to come. This is an exciting opportunity for...

Senior Java Software Engineer Watford/Hybrid Salary - £70,000 - £80,000 + Excellent benefits We’re looking for a talented Senior Java Engineer with a passion for clean code, elegant architecture, and efficient delivery. This is a hands-on role focused on developing a cloud-native platform and its foundational services—mission-critical components that support a modern workforce management...

Senior Java EFX Platform Developer Location: Fully Remote (UK-based) Contract: 12 Months (likely extension) Industry: Investment Banking / FX E-Trading The Opportunity We're partnering with a leading investment bank on a major greenfield build - a brand-new, in-house FX E-Trading platform. This multi-year programme is at an early stage, offering the chance to help shape architecture,...

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, with offices in London, Manchester, Newcastle and Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for two Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team,...

About Apexon: Apexon brings together distinct core competencies – in AI, analytics, app development, cloud, commerce, CX, data, DevOps, IoT, mobile, quality engineering and UX, and our deep expertise in BFSI, healthcare, and life sciences – to help businesses capitalize on the unlimited opportunities digital offers. Our reputation is built on a comprehensive suite of engineering services, a...

What are we building? Hard Rock Digital is a team focused on becoming the best online sportsbook, casino, and social gaming company in the world. We're building a team that resonates passion for learning, operating and building new products and technologies for millions of consumers. We care about each customer's interaction, experience, behavior, and insight and strive to ensure we're always...

You will be responsible for the entirety of the back end features of the products.

You will be in charge of building scalable backend services and awesome messaging queues.

You will be responsible for developing a Python-based back end platform that's handling 100,000+s of interactions daily.

Principal Java Developer – Fully Remote The Opportunity Ocho is partnering with a fast-growing, product-led fintech that's building out a brand-new Development Centre from the ground up to deliver an innovative Greenfield payments platform. As a Principal Java Developer, you'll be hands-on in designing and developing backend, service, and portal systems that power secure, scalable payment...

Senior Java Software Engineer Remote UK | Global Fintech | Merchant-First Payments Ecosystem A high-growth global fintech, renowned for delivering world-class payments-related software and technology, is looking to expand its engineering team. As the company continues to scale its platform to meet growing demand, they're seeking experienced engineers to join their collaborative, outcome-driven...

Senior Backend Engineer / Developer (TypeScript Node.js) Remote UK to £80k Are you a senior, hands-on Backend Engineer looking for an opportunity to take ownership and progress your career at a scaling tech company? You could be joining a growing games company that combines state of the art technology, gaming and luxury fashion. As a Senior Backend Engineer you'll join the team as they scale...

Senior Java Engineer (Kafka, Spring Boot, Microservices) We're hiring a Senior Java Engineer to build secure, real-time systems using Java, Spring Boot, and Apache Kafka. You'll design scalable event-driven microservices, collaborate across the stack, and shape a platform used in mission-critical environments. If you're a hands-on backend engineer passionate about distributed systems,...

Senior Backend Engineer | Fully Remote | Full Time Are you a seasoned backend engineer with a passion for building scalable APIs and robust backend systems? We're looking for a Senior Backend Engineer to join our development team and help shape the future of our platform. What You'll Do - Design, develop, and maintain high-quality APIs and backend services - Architect scalable software...

Backend Developer – Golang / Python / Java / Tech-First Fintech – Inside IR35 Our client is a leading, tech-first fintech building backend systems that power millions of users every day. They are looking for a Backend Developer with experience in Golang, Python, or Java who can contribute to scalable, high-performance systems and help deliver impactful products. Key Responsibilities: - Build...

Lead Backend Developer Location: London - 1x a month Salary: Up to £120,000 (D.O.E) + benefits Fruition Group are partnering with a high-growth Insurtech unicorn that's scaling its engineering function. This is a unique chance to work across both proven, revenue-generating products and greenfield initiatives that are reshaping the future of insurance. It's an ideal role for a driven Lead...

Senior Java Software Engineer Watford/Hybrid We’re looking for a talented Senior Java Engineer with a passion for clean code, elegant architecture, and efficient delivery. This is a hands-on role focused on developing a cloud-native platform and its foundational services—mission-critical components that support a modern workforce management software stack. You’ll work primarily with Java,...

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, with offices in London, Manchester, Newcastle and Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for a Senior Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team,...

Senior Backend Engineer UK Remote 6 Month Contract A fantastic contract role has opened up for a highly skilled Senior Backend Engineer with strong expertise in Python or Java. This is an exciting chance to join a leading technology company known for its high engineering standards and innovative approach to distributed systems. In this position, the Senior Backend Engineer will play a central...