276 to 300 of 527 Java Engineer Jobs in the UK

Lead Software Engineer (Java, AWS) - Contract Role - Inside IR35

Location
Liverpool, England, United Kingdom
Role Purpose We are looking for a Lead Software Engineer for an initial 6 Month Contract (Inside IR35) - this role will be onsite 2 days a week in our Speke HQ working in our FS squads. The Lead Engineer is a key role within a Software or Data … technical expert and leader rather than people manager and may involve task management at times. Nature and Area of impact: The Lead Engineer works with peers in other sub-communities and other Technology leaders to advance TVG’s Tech landscape in a manner that is aligned across the Community ...

Backend Engineer (Java) — Build AI-Driven APIs

Location
Southampton, England, United Kingdom
Benifex Limited is seeking a skilled Backend Engineer to own core services powering the Home, content creation, and navigation experiences. You’ll design robust, API-driven backend services, collaborate across teams, and shape the platform architecture with a strong emphasis on clean APIs and data modeling. Stack includes Java ...

ML Ops Full-Stack Engineer (Java/React)

Location
Greater London, England, United Kingdom
Starling Bank in London is seeking a Full Stack Engineer (ML Ops) to help build and operate our data and banking platform. The role blends backend Java with modern frontend work in React/Redux and cloud deployments on AWS. You will own features end-to-end, design ...

Senior Java Engineer for Financial Systems (Azure/SQL)

Location
Blairgowrie and Rattray, Scotland, United Kingdom
Castle Water in the United Kingdom is seeking a highly experienced Software Engineer to lead the design, development, and delivery of mission-critical financial systems on a modern Microsoft Azure and SQL Server stack. You will partner with business stakeholders and cross-functional teams to translate complex financial requirements ...

Principal Software Engineer (Java) - Security - Elasticsearch

Location
United Kingdom
intervention. Mentoring and coaching other engineers, fostering a culture of technical excellence and security‐first development. What You Bring: You have deep knowledge of Java internals and JVM memory management. You understand how concurrency models work. You can write code that is high-performance, thread‐safe, and lock‐free. ...

Senior Java Software Engineer for Real-Time Trading Platform

Location
Greater London, England, United Kingdom
Fasanara Digital in London is seeking a skilled Java Software Engineer to join a small, high-performing team supporting our 24/7 trading activity. You will own the development of our multi-venue collateral management platform and related data pipelines. You will work primarily in Java ...

Senior GenAI Full-Stack Engineer (Java/React/Python)

Location
City Of London, England, United Kingdom
Broadridge Financial Solutions seeks a Senior Full Stack Developer to join the AI Enablement Team. You will design, develop, and enhance AI-enabled platforms with a focus on GenAI, vector stores, RAG, and context engineering. ...

Senior Java Engineer, Trading Platform

Location
Greater London, England, United Kingdom
Bullish, Inc. is seeking a Senior Engineer for Trading Product Engineering in London. You will design and deliver low-latency Java code powering the Bullish Exchange, working across a hybrid architecture that blends a Central Limit Order Book with proprietary market making. You will optimize performance, expand automated ...

Senior Java Engineer - Spring Boot, Secure & Scalable

Location
Greater London, England, United Kingdom
JPMorgan Chase is seeking a Software Engineer III within the Commercial & Investment Bank's Payments Technology group. You will contribute to building reliable, market-leading technology products with emphasis on security, stability, and scalability. You will be a key technical contributor, implementing essential solutions across diverse domains and supporting ...

Lead Java Engineer | Front Office eTrading | Investment Bank

Location
Greater London, England, United Kingdom
London | £120,000 - £150,000 base + bonus and benefits Java, Electronic Trading, Low Latency, RFQ The Role: A leading Investment Bank is looking for a Lead Engineer to help shape the next generation of front-office trading technology. This is a hands-on engineering role with significant … distributed, event-driven platforms Helping evolve platform capabilities, tooling and deployment processes What You Bring: Strong software engineering background with deep expertise in modern Java development Experience building low-latency, real-time systems in complex enterprise environments Good understanding of distributed systems, messaging technologies and event-driven architecture Exposure ...

Senior Full-Stack Software Engineer - Account Integrity - Java, React

Location
Greater London, England, United Kingdom
Senior Full-Stack Software Engineer - Account Integrity - Java, React Full-time Compensation: GBP 87,500 - GBP 111,000 - yearly Wise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed. Whether people and businesses … will be helping us create an entirely new network for the world's money. For everyone, everywhere. Join us as a Senior Full-Stack Engineer in our critical Account Integrity team. This is a high-impact engineering role with a strong product focus, dedicated to solving complex, real-world ...

Lead Full-Stack Engineer (Java/Kotlin) – FX Platform

Location
Lower Blandford St Mary, England, United Kingdom
J.P. Morgan is seeking a Lead Software Engineer for the Transact platform to design, build, and support both client-side and server-side functionality. The role emphasizes strong backend work in Java/Kotlin and JVM-based tech with a focus on scalable, secure production code and modern ...

Senior Test Automation Engineer (Java + Selenium)

Location
Greater London, England, United Kingdom
CACI Information Intelligence Group (IIG) is seeking a Test Automation Engineer to join a fast‐moving central government delivery team on a live project. You will embed automated testing across the software lifecycle, working with engineers, architects, DevOps and product stakeholders to ensure reliable, scalable delivery. The role involves ...

Lead Data Platform Engineer: Java/Python & AI

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. in London seeks a Lead Software Engineer for Data Platform & Strategy within Corporate Risk Technology to design, build, and scale data engineering solutions. You will drive secure, scalable products and collaborate with agile teams to improve delivery and reliability. The role emphasizes AI-assisted development, governance ...

Software Engineer III - Java

Location
Christchurch, England, United Kingdom
Global Liquidity and Cash Management Technology team and be part of a dynamic group dedicated to delivering innovative technology products. We are seeking motivated Java engineers to enhance our global technology organization, focusing on modern solutions for the Corporate & Investment Bank’s Payments business. Our systems manage client liquidity … real-time, supporting cash demands and building a next-generation core wholesale banking platform designed for global scale and rapid response. As a Software Engineer III at JPMorgan Chase within the Global Liquidity and Cash Management Technology team, you will be responsible for building and supporting services ...

Senior Java Engineer — Low-Latency Trading Systems

Location
Greater London, England, United Kingdom
Skillfinder International is seeking a Java Developer to join a low-latency trading systems team in London. You will design and build high-performance Java applications, optimise memory and CPU usage, and contribute to a platform serving EMEA and US markets. Candidates should have deep JVM tuning, concurrency … memory management expertise, and hands-on experience with event-driven or reactive architectures. Familiarity with Linux internals and low-level Java tech like JNI or Unsafe is a plus. #J-18808-Ljbffr ...

Experienced Software Engineer - Java/Python, Cloud & Data

Location
Lower Blandford St Mary, England, United Kingdom
JPMorganChase within Global Technology is seeking an Experienced Software Engineer to design and deliver trusted technology products in a secure, scalable way. You will contribute to mobile, big data, payments, or cloud integration initiatives within agile teams. Role levels II and III involve advanced coding, systems design and guidance ...

Lead Software Engineer - Java & AI-Driven Platform

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. in London seeks a Lead Software Engineer for the Equity Derivatives Group. You will join an agile team delivering high-quality software using modern tech and industry best practices, collaborating with a global technologists network to build and support market-leading products. Responsibilities include designing innovative ...

Senior Java Engineer - Low-Latency FX Clearing

Location
Greater London, England, United Kingdom
Bucharest to deliver the FX Swaps product within Global Clearing Solution. You will join an agile team, work on low-latency, high-throughput Java/Spring Boot microservices, and contribute to design, development, testing and production rollout across the full SDLC. The role emphasizes resilience, security and performance, integration ...

Senior Java Engineer - Remote-First FinTech

Location
Newcastle upon Tyne, England, United Kingdom
Searchability is seeking a Senior Java Developer to join a remote-first team working on a fintech project. The role requires strong Java, Spring, and REST experience, and involves leading teams, onboarding new projects, and coordinating with clients across the UK and US. The position offers ...

Lead Software Engineer - Java/AWS, DevSecOps Leader

Location
Liverpool, England, United Kingdom
leading technology company is looking for a Lead Software Engineer for a 6-month contract based in Liverpool. In this role, you'll provide technical leadership, mentor teams, and ensure high standards in software development. Candidates should have several years of experience in a senior role, be proficient ...

Senior Principal Backend Engineer (Java/Kotlin) - API & Edge

Location
Manchester, England, United Kingdom
Anaplan Inc is seeking a Sr. Principal Engineer to join our team in Manchester, UK. The successful candidate will lead the design and delivery of platform capabilities, including the architecture of API gateways and backend engines. The ideal candidate will have extensive experience in Java/Kotlin ...

Low-Latency Java Engineer for Real-Time Payments & Kafka

Location
Bournemouth, England, United Kingdom
JPMorgan Chase & Co. in Bournemouth is seeking a Software Engineer II to join the Global Liquidity and Cash Management Technology team. You will design, develop, and maintain high-performance Java services that power real-time liquidity and cash management. The role emphasizes collaboration across global teams, code reviews ...

Senior Lead Java Engineer — FinTech, Scalable & Secure

Location
Glasgow, Scotland, United Kingdom
JPMorgan Chase & Co. in the United Kingdom seeks a Senior Lead Software Engineer within the Finance Technology Team to design and deliver trusted, market-leading technology products in a secure, scalable way. You will work as a seasoned member of an agile team, shaping technology directions, leading multiple feature ...

Senior Java CD Engineer — Build resilient delivery platform

Location
Greater London, England, United Kingdom
Wise is hiring a Senior Java Software Engineer II for Continuous Delivery. You will work on the platform that powers thousands of releases across services, primarily in Java and Go, extending Spinnaker and related integrations. This hands-on role lets you move from discovery to implementation, using ...