51 to 75 of 122 Senior Java Engineer Jobs in London

Senior Software Engineer – Java/Python, DevSecOps

Location
Greater London, England, United Kingdom
HKEX Group in London is seeking a Senior Engineer to design and implement complex software solutions in a fast-paced, regulated environment. You will liaise with analysts, owners, and architects to translate requirements into robust designs and code. Expect active participation in reviews, documentation, and deployment pipelines, with ...

Senior Software Engineer (Full Stack) — Java & React

Hiring Organisation
Zühlke Engineering
Location
London, United Kingdom
Salary
£ 80 K
offer you the chance to do it on a global scale and play a real role in shaping our exciting journey.The role As a Senior Software Engineer, you will be a hands-on member of a high-performing engineering squad, building and operating business-critical digital services. This … backend-led full-stack role. You will use Kotlin or modern Java, ideally Java 17 or later, together with the wider JVM ecosystem, to develop reliable services and APIs. You will also contribute to modern web interfaces using technologies such as React and TypeScript. You will work ...

Senior Software Engineer - Java, TypeScript & Azure

Location
City Of London, England, United Kingdom
Legal & General in London is seeking a Senior Engineer to join the Group Protection technology team, delivering modern cloud-based solutions across the full software delivery lifecycle. You will collaborate with stakeholders, mentor engineers, and help drive engineering excellence in a fast-paced environment. The role focuses ...

Senior Java Software Engineer Inside IR35

Hiring Organisation
Interact Consulting Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 380 - 400 Annual
White City (London) client is looking for two experienced Senior Java Software Engineers to join its Technology team on an Inside IR35 contract. This is a hybrid role with once a week office visits. You'll design, develop and deliver high-quality software solutions, working closely with architects ...

Senior Java Backend Engineer - Cloud Data Platform

Location
Greater London, England, United Kingdom
Xantura in the United Kingdom is seeking an experienced Senior Java Developer to join the engineering team and help design, build, and evolve our cloud-based data and analytics platform used by local authorities and public sector organisations across the UK. This hands-on senior role focuses ...

Senior Java Trading Systems Engineer (Low-Latency)

Location
Greater London, England, United Kingdom
Provntalent is seeking a Senior Java Trading Systems Developer to advance its electronic trading technology. You will design, build and optimize Java-based trading systems, impacting order routing, execution and lifecycle processes across multiple markets. The ideal candidate brings deep experience in electronic trading or capital markets … strong Java software skills and a hands-on approach to architecture and delivery within a high-performance trading environment. #J-18808-Ljbffr ...

Senior Lead Software Engineer - Java & Python (Low-Latency)

Location
Greater London, England, United Kingdom
JPMorganChase in London is seeking a Sr Lead Software Engineer (Java/Python) to help design, build, and deliver high-performance trading software within Digital Markets Execution Technology. You’ll contribute as a core technical member of an agile team, guiding architecture, coding, testing, and operations to meet ...

Senior Software Engineer (Java & Python)

Location
Greater London, England, United Kingdom
Position Overview Senior Software Engineer – Jamf Insights Web Application (Hybrid, London, United Kingdom) What you’ll do Lead technology transition and build skills in a recognized tech company. Work on the web application that powers Jamf Insights for admins and Managed Service Providers (MSPs). Help create ...

Senior Java Low-Latency Trading Engineer (London, Hybrid)

Location
Greater London, England, United Kingdom
McGregor Boyall is seeking a Senior Java Developer for its London Electronic Trading engineering team. You will design low-latency Java applications, work with traders and quantitative teams, and help scale critical trading platforms across asset classes. Hybrid role with three days in the office, you will ...

Senior Full Stack Java Engineer

Hiring Organisation
Luxoft
Location
London, United Kingdom
Salary
£ 100 K
Project description As a Senior Integration Engineer, you'll drive the design and delivery of integration components that connect Loan IQ with upstream and downstream systems.You'll lead technical implementation within your pod, mentor mid-level developers, and leverage modern AI-assisted development tools and cloud-native patterns … have 8+ years of backend development experience, ideally in financial services Experience with Loan IQ integration, APIs, and data models is essential Expertise in Java, Spring Boot, REST, and Kafka/MQ Experience in React, JavaScript/TypeScript, HTML5, and CSS Strong integration experience with core banking or lending ...

Senior Software Engineer, Java

Location
Greater London, England, United Kingdom
future of gaming. Are you ready to level‐up the game? The Role Focusing on our Sportsbook product, we’re looking for a Senior Software Engineer to help build and evolve our next‐generation trading risk platform, powering real‐time liability and exposure management across multiple brands … more informed trading decisions. Integration with downstream systems, including trader‐facing tools. Experience 5+ years software engineering experience in building distributed systems. Excellent Java skills. Experience with streaming technologies (Apache Flink preferred; Kafka Streams, Spark Streaming, etc.). Solid understanding of event‐driven architecture and asynchronous processing patterns. Experience ...

Senior Backend Engineer (Java/Kotlin) – Cloud Microservices

Location
Greater London, England, United Kingdom
Fractal Analytics UK Limited is seeking a Senior Software Engineer to design, build, and support scalable backend services for banking and financial services. You will lead architectures, mentor engineers, and collaborate with product, security, and operations to deliver resilient, cloud-native microservices in a fast-paced, on-site … London environment. The role requires strong hands-on coding with Java/Kotlin, AWS and distributed systems expertise. #J-18808-Ljbffr ...

Senior Java Backend Engineer - Kafka & Microservices

Location
Greater London, England, United Kingdom
Capgemini is seeking a Java Kafka Engineer to design and deliver scalable, secure backend services for high-impact financial services applications. You will work with Product Owners, Architects, and Platform teams to implement resilient architectures, event-driven patterns, and robust RESTful APIs in a hybrid work model. ...

Senior Java Engineer – Real-Time Banking Platform

Location
Greater London, England, United Kingdom
GlobalLogic, a Hitachi Group Company, is seeking a Software Engineer to join our high-performance engineering team building a real-time banking platform. You’ll bring strong experience with Continuous Deployment in production and cloud-native services using Java/Spring Boot. You’ll design, build and operate ...

Java Sr Lead Software Engineer - OMS/Sales - VP

Location
Greater London, England, United Kingdom
integral part of an agile team that’s constantly pushing the envelope to enhance, build, and deliver top‐notch technology products. As a Senior Lead Software Engineer at JPMorganChase within the Global Sales OMS technology group working in EMEA with a focus on our NAMR operations … Software Development Life Cycle Required qualifications, capabilities, and skills Formal training or certification on software engineering concepts and advanced applied experience in Java Hands‐on practical experience delivering system design, application development, testing, and operational stability Proficiency in back‐end technologies notably Java, Springboot, High performance java ...

Senior Software Engineer (Java & Python) — Hybrid Web App

Location
Greater London, England, United Kingdom
Jamf in London is seeking a Senior Software Engineer to contribute to the Jamf Insights web application, with a hybrid work model in London, United Kingdom. You will lead the technology transition, develop features for admins and MSPs, and help create a streamlined Jamf Pro experience for device ...

Senior JVM Engineer — Java/Scala/Kotlin (Hybrid)

Location
Greater London, England, United Kingdom
Oliver Bernard is seeking a Senior JVM Engineer to join a high-performing UK team in Canary Wharf. This hands-on role focuses on building scalable distributed systems using Java, Scala and/or Kotlin, with a strong emphasis on TDD and automated testing. You'll work ...

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 Backend Engineer (Java) — Hybrid London, Scale & Impact

Location
Greater London, England, United Kingdom
Rightmove is looking for a Senior Backend Engineer to join their team in London. This role involves designing innovative solutions and integrating third-party platforms to enhance our service delivery. The successful candidate will engage in meaningful projects that impact users significantly. You should be well-versed … Java 17+, Spring Boot, and Kafka, and possess experience in leading complex projects. Rightmove offers a competitive compensation package and a hybrid work environment with opportunities for professional growth. #J-18808-Ljbffr ...

Senior Software Engineer — Java/Angular (Sports Tech)

Location
Greater London, England, United Kingdom
Catapult is based in London and is seeking a Senior Software Engineer to design, build, and evolve our web-based football analytics platform. You will work across backend services and frontend UX/UI to enable coaches and analysts to explore complex performance data with clarity and speed. ...

Senior Java Engineer - Options Algorithmic Trading

Location
Greater London, England, United Kingdom
J.P. Morgan is seeking a Lead Software Engineer to design and optimize algorithmic trading engines for options, translating strategies into scalable, reliable code. You will work across teams to deliver low-latency, secure systems in a fast-paced environment. You will drive high-quality production code in Java ...

Senior Java Backend Engineer - Shape the Fintech Future

Location
Greater London, England, United Kingdom
London is seeking a Senior Backend Engineer to design, develop, and maintain scalable backend systems powered by Java. You will build REST APIs and microservices, collaborating with a talented team to deliver fast, secure financial software. We value swift execution, TDD/DDD practices, and a willingness ...

Senior Java Engineer – Payments Platform

Location
Greater London, England, United Kingdom
J.P. Morgan is seeking a Software Engineer III to join the Payments tech team within Corporate & Investment Bank. You will be part of an agile crew delivering trusted, secure, and scalable technology products across multiple business functions. You will design, develop, test, and deploy production-grade software while contributing ...

Senior Java Engineer & Tech Lead (Azure, Cloud)

Location
Greater London, England, United Kingdom
Mindera is seeking experienced Java developers to join our team in London. You will mentor the development crew, shape technical direction and deliver robust, scalable solutions on the online platform. This 12-month contract sits outside IR35 and requires on-site work in Paddington three days per week. Strong … Java experience, Spring, Gradle/Maven and cloud familiarity (Azure) are essential. #J-18808-Ljbffr ...

Senior Lead Software Engineer - Java & React

Location
Greater London, England, United Kingdom
JPMorganChase is seeking a Senior Lead Software Engineer to advanced, secure, scalable technology products across multiple platforms. You will guide architecture, design and delivery, shaping product functionality and technical operations within a diverse, inclusive team. Ideal candidates bring deep experience in Java, Spring Boot, React, Kubernetes ...