76 to 100 of 122 Senior Java Engineer Jobs in London

Senior Software Engineer: Java/C# - Low-Latency Sportsbook

Location
Greater London, England, United Kingdom
Talanto is seeking a Senior Quant Model Engineer to join the Pricing team, delivering production-grade services for a high‐volume sportsbook. You will lead on building, deploying, and optimizing low-latency quant models and data products within a microservice architecture. You should have 5+ years SWE experience … strong Java (or C#), hands-on delivery, and the ability to translate architecture docs into deliverables. #J-18808-Ljbffr ...

Senior Java Engineer — Hands-On Payments Tech Leader

Location
Greater London, England, United Kingdom
J.P. Morgan is seeking a hands-on Lead Software Engineer to shape the future of payments technology. You will spend most of your time writing, reviewing, and shipping production code, not managing from the sidelines. You will lead by example, raising the technical bar and coaching engineers ...

Senior Lead Software Engineer - Java / Python - Risk Technology Data Strategy

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
career growth and mobility while working with market-leading technology products. Be part of a team that thrives on creativity and continuous improvement.As a Senior Lead Software Engineer at JPMorgan Chase within the Data Platform & Strategy team within Corporate Risk Technology, you will design, build, and enhance advanced … experience designing, implementing, testing, and ensuring operational stability of large-scale enterprise data platformsAdvanced skills in one or more programming languages such as Java, Python, C/C++, or C#Practical experience delivering system design, application development, testing, and operational stabilityWorking knowledge of relational and NoSQL databases and data lake ...

Senior Lead Software Engineer - Java / Python - Risk Technology Data Strategy

Location
Greater London, England, United Kingdom
growth and mobility while working with market-leading technology products. Be part of a team that thrives on creativity and continuous improvement. As a Senior Lead Software Engineer at JPMorgan Chase within the Data Platform & Strategy team within Corporate Risk Technology, you will design, build, and enhance advanced … experience designing, implementing, testing, and ensuring operational stability of large-scale enterprise data platforms Advanced skills in one or more programming languages such as Java, Python, C/C++, or C# Practical experience delivering system design, application development, testing, and operational stability Working knowledge of relational and NoSQL databases ...

Senior C++/Java Engineer — Scalable Systems

Location
Greater London, England, United Kingdom
London Stock Exchange Group (LSEG) is seeking a Senior C++/Java Developer in London. The role focuses on designing, developing, and delivering high-quality software solutions across C++ and Java stacks within a defined product or platform area. You will collaborate with senior engineers, architects ...

Senior Java Software Engineer - Intelligent Operations

Hiring Organisation
Starling Bank
Location
London, United Kingdom
Salary
£ 80 K
work across teams do great things here at Starling, to continue changing banking for good.RequirementsWe're seeking a highly motivated and experienced engineer to play a key role in our Customer Service Engineering Group. You should have a strong understanding of delivering robust and scalable code, applying best practices … aptitude and attitude than specific experience or qualifications. We are very open about how we deliver software. For the most part we code in Java, and though we are looking for someone with at least 7 years of commercial experience with Java, you need not be an expert ...

Senior Software Engineer (Java)

Location
Greater London, England, United Kingdom
chance to grow fast with a world-class team, ARQ is the place to do it. What We're Looking For As a Backend Engineer, you’ll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You’ll collaborate with a talented … number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity) Our technology stack is based predominantly on Java 25 on the backend with Postgres database We rely on Spring Boot for quick and quality delivery We have a pragmatic approach to develop ...

Senior Lead Data Platform Engineer - Java/Python

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. in London seeks a Senior Lead Software Engineer to design, build, and enhance data engineering solutions within the Data Platform & Strategy team of Corporate Risk Technology. You will lead high-impact engineering efforts, develop secure, scalable production code in Java, Python, or other modern ...

Senior Full-Stack Engineer (Java, Typescript & Azure)

Hiring Organisation
Legal and General
Location
London, United Kingdom
Salary
£ 80 K
latest technology to connect with them quickly, efficiently and wherever possible in highly personalised ways. Job DescriptionWe're looking for a Senior Full-Stack Engineer to join our Group Protection technology team. This is an exciting opportunity to play a key role in shaping and delivering modern cloud … capability and technical excellenceContributing to architectural decisions, reducing technical debt and improving platform sustainabilityWho we're looking for:Strong commercial experience developing software using Java and JavaScript/TypeScriptExperience building and supporting RESTful microservices in Spring Boot, Node.js or similar frameworksSolid understanding of cloud technologies, ideally Azure, alongside infrastructure ...

Senior Java Software Engineer - Payment Schemes

Hiring Organisation
Starling Bank
Location
London, United Kingdom
Salary
£ 80 K
Tech Stack is listed below. We don't ask that you have experience in all of this, but if you do, that's great!Java (makes up the majority of our backend codebase) AWS & GCP (we're cloud-native)Distributed service-based architectureKubernetes (EKS)TeamCity for CI/ ...

Senior Java Backend Engineer — Fintech in Hypergrowth

Location
Greater London, England, United Kingdom
London is seeking a Backend Engineer to design, develop, and maintain scalable backend systems powering our fintech products. You will help drive financial inclusion and global reach. You’ll work on greenfield projects, REST APIs, microservices, and critical systems like payments and treasury. Our stack centers on Java ...

Senior Front‐Office Java Engineer – Ultra‐Low Latency

Location
Greater London, England, United Kingdom
Markets is seeking a Senior Low Latency Java Developer for the Quantitative Strategies team in London. You will design and build ultra‐low latency pricing and risk systems that power our market‐making stack, collaborating with Quants, Front Office and Business Operations. This onsite role requires 5 days ...

Senior Software Engineer I - Backend (Java) London, UK

Location
Greater London, England, United Kingdom
Behind that experience is a team of passionate engineers building the tools and services that power how we operate. We’re looking for a Senior Backend Engineer to help shape and deliver innovative solutions for our internal users. You’ll work on in‐house applications and microservices, integrating … maintainable, and high‐performance solutions to both business and technical challenges. What you’ll be doing Designing and building new features and enhancements using Java 17+, Spring Boot, Elasticsearch, Kafka, Gradle, Hibernate, Couchbase, SQL, and Docker. Collaborating with cross‐functional teams and stakeholders to shape solutions and align ...

Senior Lead Backend Engineer — Java/Kotlin (Fintech)

Location
Greater London, England, United Kingdom
helps you realize your potential. Our team is key to our success. We’re people-first. We value collaboration, curiosity and commitment. As a Senior Lead Software Engineer at JPMorganChase within the Accelerator business, you are the heart of this venture, focused on getting smart ideas into … shape their own path and a pragmatic and iterative approach to achieving our long term goals Technologies: We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed. We look to use Open source when it makes ...

Senior Java Software Engineer - Secure, Scalable Payments

Location
City Of London, England, United Kingdom
JPMorgan Chase & Co. in London is seeking a Software Engineer III to join the Corporate & Investment Bank Payments tech team. You will act as a seasoned member of an agile team to design and deliver trusted, market-leading technology products in a secure, scalable manner. You will contribute ...

Senior Java Software Engineer for Secure FinTech Platforms

Location
Greater London, England, United Kingdom
JPMorganChase & Co. in Greater London is seeking a Software Engineer III to join its Payments tech team. You will design and deliver trusted, secure, scalable technology products as a seasoned team member within an agile environment. You will contribute across multiple technical areas, develop production-ready code, and help ...

Senior Backend Engineer - Java/Spring, Scalable Fintech

Location
Greater London, England, United Kingdom
hiring a Backend Engineer in the UK to design, develop and maintain scalable backend systems powering our fintech products. You will work on greenfield development, REST APIs and microservices, evolving systems such as payments and treasury management. Our stack uses Java with Spring Boot and Postgres, with ...

Senior Software Engineer I - Backend (Java)

Hiring Organisation
Rightmove
Location
London, United Kingdom
Salary
£ 80 K
apps. Behind that experience is a team of passionate engineers building the tools and services that power how we operate.We’re looking for a Senior Backend Engineer to help shape and deliver innovative solutions for our customers. You'll develop and build out a unique part … more about our tools, tech and people, head to our tech blog. ️What you'll be doingDesigning and building new features and enhancements using Java 17+, Spring Boot, Elasticsearch, Kafka, Gradle, Hibernate, Couchbase, SQL, and Docker.Collaborating with cross-functional teams and stakeholders to shape solutions and align on priorities.Taking ...

Senior Backend Engineer - Java & Cloud Microservices

Location
Greater London, England, United Kingdom
JPMorgan Chase & Co. in London is hiring a Software Engineer III to contribute to end-to-end cloud-native microservices in the International Consumer Bank. You will work with a distributed team on fraud prevention, identity services, money transfers, card payments, lending and onboarding to build secure, scalable software. … role emphasizes strong Java coding, testing, and cloud skills with opportunities to influence production support and ongoing improvements across services. #J-18808-Ljbffr ...

Sr Lead Software Engineer - Java / Python

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Lead Software Engineer at JPMorganChase within Digital Markets Execution Technology, Execute, you are an integral part of an agile team that works to enhance, build, and deliver … collaboration, and continuous improvement aligned to measurable outcomesRequired qualifications, capabilities, and skillsFormal training or certification on software engineering concepts and advanced applied experience in Java/PythonHands-on practical experience delivering system design, application development, testing, and operational stability for mission-critical platformsAdvanced in one or more programming language ...

Senior Full-Stack Engineer: Java/TypeScript on Azure

Location
City Of London, England, United Kingdom
Legal & General (L&G) in London seeks a Senior Full-Stack Engineer to join our Group Protection technology team. Play a key role delivering modern cloud-based solutions across the full software lifecycle. Mentor peers, drive engineering excellence and partner with stakeholders to translate business needs into technical … outcomes. You will work with Java/JavaScript, microservices, Azure, CI/CD, and modern DevOps practices in a collaborative environment that values security and quality. #J-18808-Ljbffr ...

Senior Java/Kotlin Software Engineer - London

Hiring Organisation
Zopa
Location
London, United Kingdom
Salary
£ 80 K
money, and create experiences that make traditionally complex financial products feel simple.Your impact:You love shipping great products, not just writing superb codeAs an Engineer, you’re interested in the problem, not just the requirementsYou feel comfortable in a fast-moving environment and are ambitious about the speed ...

Senior Blockchain Engineer - Hybrid Java Web3 Backend

Location
Greater London, England, United Kingdom
Citi London is seeking a Senior Blockchain Engineer to join the Digital Assets Platform. You will contribute to the Citi Integrated Digital Assets Platform (CIDAP), building enterprise-grade web applications with a strong Java backend and Web3 integration. The role requires hands-on development, collaboration across teams ...

Senior DevOps Engineer (Java)

Hiring Organisation
Netcompany
Location
London, United Kingdom
Salary
£ 80 K
with schema change management (e.g., Liquibase).Scripting: Ability to write automation scripts (e.g., Python)GitOps: Understanding of GitOps principles.Java & Maven: Must have experience with Java programming and Maven for buildsCore Principles: A mindset focused on automation, proactive monitoring, continuous improvement, and defining best practices.EssentialsMust have willingness to travelMust have … need any reasonable adjustments or extra support during the recruitment process, please contact us at reasonableadjustments@netcompany.com.#LI-RS1SummaryType: Full-timeFunction: Information TechnologyExperience level: Mid-Senior LevelIndustry: Information Technology And Services ...