senior java backend developer jobs in London

Principal Backend Engineer – Java Location: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent Build scalable backend solutions that help shape the future of financial services. The Role Capco is growing our Engineering team, and we’re looking for experienced Principal Backend Engineers with strong Java skills and a passion for...

Senior Java Analyst Developer / Technical ConsultantQuant Capital is urgently looking for a Java Analyst Developer / Technical Consultant to join our high profile client.Our client is a global trading platform software business. Its products are used globally by most asset managers and pension funds. They are well known in the fintech space and have offices...

Synapri are working with an exciting Software business operating within the Investment Management space looking for an experienced Senior Backend Engineer to join their growing team on a permanent basis. As the company develop a new suite of products, you’ll have the opportunity to take the lead on new projects from the earliest stages of research and...

Hunter Bond in London is seeking a Java Developer with strong finance sector experience to join a leading trading firm. You will work on Greenfields development projects, focusing on buy-side trading platforms and collaborating with top developers in the sector.This is a 6 month rolling contract with a very high chance of extension, offering exposure to...

Location: UK (Hybrid / Onsite as required) Experience: 2–5 years Role Type: Fixed Term Contract Overview We are building a modern Data Fabric platform that enables the ingestion, transformation, and serving of large volumes of data as high‑quality, reusable data products for analytics, reporting, and operational use cases. The platform operates across...

Rightmove is seeking a Senior Backend Engineer to design and deliver scalable backend features for the platform. You will work within autonomous, cross-functional teams, shaping solutions for millions of users and thousands of agents.You will own technical decisions, focus on performance, and collaborate with product, design, and testing peers to ensure...

Senior Software Engineer | Java | FinTech | Hybrid ( 2 Days per week) I'm currently partnering with an innovative fintech that's helping some of the world's leading financial institutions modernise their payment infrastructure through cutting-edge, real-time payment technology. This is an opportunity to join a highly collaborative product engineering team,...

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. We’re building the core backend services of a Data Fabric platform that governs data access,...

A global financial services organisation is seeking a Senior Java Engineer to contribute to a vital enterprise platform. This hands-on role involves not only development but also shaping technical standards and collaborating with senior engineers to enhance platform quality. Ideal candidates should have strong experience in Java backend development and the...

KX Systems, Inc. is seeking a Senior/Intermediate Java Engineer to join its R&D team in a hybrid London/Newry/Belfast role. Focus on backend and middleware development with Java 17 and Spring, integrating with kdb+ in a distributed, high-availability system.The incumbent will implement authentication/authorisation, security best practices, and contribute to...

Wise London is seeking a passionate Backend Software Engineer to join the Pricing Core team. You will design, develop, test, and maintain backend services in Java using the Spring Boot framework, deployed on cloud infrastructure (AWS).The role focuses on building event-driven architectures with Apache Kafka for asynchronous processing of financial events...

Job Title: Senior Java Developer – Rates Intraday Risk Technology Corporate Title: Associate Department: Information Technology Location: London (Hybrid) Company overview Nomura is a financial services group with an integrated global network. By connecting markets East & West, we service the needs of individuals, institutions, corporates and governments...

Technology alone does not create impact-the right teams do. Founded in 2018, Parser is a boutique technology services and consulting firm helping global organisations solve complex business challenges through digital transformation, product development and Al enablement. We are a fast-growing team of 340+ engineers and consultants across Europe (UK, Spain,...

Job Title: Senior Java Developer - Rates Intraday Risk Technology Job Code: 14911 Country: GB City: London Skill Category: IT\Technology Job Title: Senior Java Developer – Rates Intraday Risk Technology Corporate Title: Associate Department:Information Technology Location: London (Hybrid) Company overview Nomura is a financial services group with an...

Accepting applications until: 23 October 2026Job DescriptionYour Role: Java Developer – Digital Out of HomeAre you a Java Developer looking to be part of a team building cutting-edge, event-driven systems that power millions of digital advertising moments every day?As a Java Developer within our Digital Out of Home (DOOH) team, you’ll help develop the...

Tata Consultancy Services in London is seeking an experienced Java Engineer to develop backend services and scalable microservices in a hybrid work setup. You will work on projects leveraging Java, Spring Boot, Kafka, and cloud technologies to deliver secure, high-performing systems.The role involves building CI/CD pipelines, implementing REST APIs, and...

Paid Parental Leave Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter....

DescriptionSenior Full Stack Developer Internal Title: Software Engineering Senior ConsultantLocation: London, UK (Hybrid - typically 1-2 days per month in office)Contract: Permanent, Full-time Package (perm): £70,000 - £85,000 + 10% Bonus + 10% Shares + Benefits (see more below)About AppviaAppvia is a specialist cloud, platform, and solutions engineering...

Information Tech Consultants Ltd in London is hiring a Junior Java Developer to design, develop, and maintain Java-based applications. You will work on scalable backend services, collaborating with cross-functional teams to meet business requirements.The ideal candidate has 2–4 years of Java/Spring Boot experience, strong knowledge of REST APIs and...

A fast-growing technology organisation in London is seeking a skilled Java Backend Developer for a full-time permanent role. You will design and maintain backend services and APIs, focusing on security and scalability. The ideal candidate has over 4 years of experience with Java and expertise with Spring Boot. This hybrid role offers a collaborative working...