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Senior Java Software Engineer
75,000 - 115,000 GBP
Fynity
Baker Street 120, London
75,000 - 115,000 GBP
Requirements
Must:
- Expert-level experience in Java 11+ (ideally Java 17) and Reactive Programming (Spring WebFlux, AKKA).
- Strong knowledge of asynchronous request handling and distributed systems.
- Proven experience with event-driven architectures and real-time messaging (Kafka, JMS).
- A strong advocate for Agile methodologies (TDD, BDD) and CI/CD best practices.
- Mentorship experience, helping to upskill and guide engineers within the team.
- Experience building high-performance, mission-critical systems (Payments, Banking, or any real-time transactional systems).
- Excellent soft skills, enabling effective collaboration with stakeholders from across the business.
- Not from a Banking/Payments background? If you’ve worked on complex real-time systems in other industries, we still want to hear from you!
Responsibilities
- Design and develop high-performance, scalable applications for real-time payments.
- Lead technical discussions and drive best practices in TDD & BDD methodologies.
- Optimize applications for high availability, resilience, and scalability.
- Mentor and support mid-level and junior engineers, fostering a collaborative engineering culture.
- Work in a highly agile Kanban/Scrum environment, contributing to continuous improvement.
Description
We are a leading payments technology consultancy, recruiting for multiple Senior level Java Software Engineer positions to work with some of the world’s largest financial institutions, redefining the future of real-time payments. In this hands-on role, you will be at the forefront of building asynchronous, event-driven systems using Java 17+, Spring WebFlux, AKKA, Kafka, and more, while mentoring the next generation of talent. Our company is setting the bar high, and you will be working alongside some of the industry's most talented Developers and Engineers.
What’s in it for you?
- Competitive salary ranging from £75k - £115k (depending on experience)
- A 20% bonus based on both company and personal performance
- The opportunity to work with cutting-edge technology in a high-impact role
- The chance to shape the future of payments on a global scale
- Flexible hybrid working arrangements (London office, 1-2 days per week)
Apply now and be part of the next evolution in real-time payments technology!
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You can find Java Developer salaries in the UK here.
How many Java Developer jobs are in the UK?
Currently, there are 467 Java openings. Check also: Kotlin jobs, Scala jobs, Spring jobs - all with salary brackets.
Is the UK a good place for Java Developers?
The UK is one of the best countries to work as a Java Engineer. It has a vibrant startup community, growing tech hubs and, most important: lots of interesting jobs for people who work in tech.
Which companies are hiring for Java Developer jobs in the UK?
Extension Hub, Equator, Core-Asset Consulting, DataAnnotation, ApplianSys, Sizewell C, BAE Systems among others, are currently hiring for Java roles in the UK.
The company with most openings is DataAnnotation as they are hiring for 53 different Java Developer jobs in the UK. They are probably quite committed to find good Java Developers.
The company with most openings is DataAnnotation as they are hiring for 53 different Java Developer jobs in the UK. They are probably quite committed to find good Java Developers.