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    Lead FX Pricing Engineer — Low Latency Java Leader

    Citigroup Inc. in Greater London is seeking a hands-on Java engineer to lead a high-quality team and drive technical implementation in FX Technology. The ideal candidate will utilize ultra-low-latency development practices and collaborate with trading and quant teams. With strong systems knowledge, exceptional c ...

    Backend Java Engineer — Public Sector Impact, Flexible Work

    IBM is looking for a Java Developer in the East Midlands to design and maintain backend applications using Java/JEE. Ideal candidates will have skills in Java frameworks like Spring, understand DevOps practices, and possess strong communication abilities. This role includes responsibilities such as troubleshooti ...

    Backend Java Engineer — Public Sector Impact, Flexible Work

    IBM is seeking a backend application developer to work in their Consulting FutureNow Centres in Winchester, England. The role involves designing and maintaining Java/JEE applications, collaborating with various teams, and implementing best practices in DevOps. A Bachelor's degree is preferred, with a strong emph ...

    Java Full Stack Engineer Senior Consultant Digital Excellence

    ROLE DETAILSSBU - InventCU - Business Technology Global Grade - CAt Capgemini Invent, we believe difference drives change. As inventive transformation consultants, we blend our strategic, creative and scientific capabilities, collaborating ...

    Java Lead eSoftware Engineer Equities Algo Trading VP

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorgan Chase within the Equities Trading Technology Organization, you are an integral part of an agile team that works to enhance, build, and deliver t ...

    Java Lead eSoftware Engineer Equities Algo Trading VP

    We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorgan Chase within the Equities Trading Technology Organization, you are an integral part of an agile team that works to enhance, build, and deliver t ...

    Junior Generative AI Application Developer

    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 s ...

    Engineering & Science Senior Software Engineering

    **Elekta**, we’re pioneering the next generation of oncology systems — and we’re looking for a **Senior Software Engineer** to help shape the software platform that will power all future Elekta products.This isn’t just a technical role — it’s your chance to **transform cancer care through innovation**. If you’re ...

    Senior Cloud Control Plane Engineer — Kubernetes & Infra

    A leading cloud data platform company in the United Kingdom is seeking a Software Engineer for the Cloud Control Plane team. You will design and implement distributed systems while working in a collaborative Agile environment. Candidates should have experience with programming languages such as Go, C++, Java, or ...

    Senior Backend Engineer Scalable Cloud SDKs

    A leading technology company in the UK is looking for a Senior Software Engineer to enhance their backend services. This role will involve designing and maintaining cloud-scale systems using Java or Scala, leading design efforts, and improving the overall developer experience for SDK customers. The ideal candida ...

    Staff Storage Engineer — Remote, Impactful Systems Leader

    A leading internet infrastructure company is seeking a Staff Software Engineer (Storage) to design and evolve their storage platform. This fully remote role demands strong expertise in Java or C# and a deep understanding of storage systems. The company offers flexible working hours, performance-based bonuses, an ...

    Senior Backend Engineer — Secure Cloud & Data Platforms

    A technology firm in the UK is seeking an experienced Software Engineer to lead the development of backend platforms for national security and defense clients. You will work in an Agile team to leverage your expertise in JAVA, cloud technologies, and DevSecOps practices. This role requires at least 5 years of pr ...

    Loan IQ DevOps Engineer (C#.NET) — Automation & Containers

    This job is posted by our partner Jooble. Engineer with a software development background, specifically in .NET/C#. Responsibilities Scripting & Programming (Bash, Python, Go, Java, or similar) for automation scripts Some knowledge of Containerization & Orchestration (D ...

    Loan IQ Devops Engineer Nigel Frank

    This job is posted by our partner Jooble. Engineer with a software development background, specifically in .NET/C#. Responsibilities Scripting & Programming (Bash, Python, Go, Java, or similar) for automation scripts Some knowledge of Containerization & Orchestration (D ...

    Hands on Satellite Fleet Operations Engineer

    A leading satellite communications company is looking for a Fleet Operations Engineer to oversee satellite operations from their Satellite Operations Center in London, UK. This position involves troubleshooting software issues and performing satellite telemetry analysis. Ideal candidates will have a Bachelor's d ...

    Senior Software Engineer — Search Relevance & Vectors

    Elastic is seeking a Senior Software Engineer to enhance the Elasticsearch search experience. The role involves building new search features, fixing bugs, and collaborating with a globally distributed team. Ideal candidates will have professional experience with search databases, strong core Java skills, and exc ...

    Principal Backend Architect for Live Game Services

    A leading gaming company in the UK is seeking a Principal Software Engineer for backend services. You will lead the architecture of major game titles, mentor the engineering team, and act as the key contact for external clients. Candidates must have experience in game development and architecting distributed app ...

    AI Native Backend Engineer (Remote)

    Life360 is looking for an AI-Native Backend Focused Engineer who will play a key role in developing our partner ecosystem and integrating AI into engineering workflows. With 6+ years of backend software engineering experience and strong skills in Java and Spring Boot, you will build features that extend Life360' ...

    Java Fullstack developer (AngularJS, ReactJS) London, UK Fulltime Hybrid London

    Java Fullstack developer (AngularJS, ReactJS) - London, UK - Fulltime - Hybrid - London Reference Code: -en_GBContract Type:PermanentProfessional Communities: Software EngineeringJob Title: Java Fullstack developer (AngularJS, ReactJS) Location: ...

    Full Stack Engineer

    Senior Full Stack Software Engineer | London | £100,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £100,000 - £150,000 + equity Tech Stack: Backend: Python (Flask or FastAPI or Django) Fr ...

    Full Stack Engineer

    Senior Full Stack Software Engineer | London | £100,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £100,000 - £150,000 + equity Tech Stack: Backend: Python (Flask or FastAPI or Django) Fr ...

    Full Stack Engineer

    Senior Full Stack Software Engineer | London | £100,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £100,000 - £150,000 + equity Tech Stack: Backend: Python (Flask or FastAPI or Django) Fr ...

    Full Stack Engineer

    Senior Full Stack Software Engineer | London | £100,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £100,000 - £150,000 + equity Tech Stack: Backend: Python (Flask or FastAPI or Django) Fr ...

    Full Stack Engineer

    Senior Full Stack Software Engineer | London | £100,000 - £150,000 | Python | React Location: London-based (hybrid) Salary: £100,000 - £150,000 + equity Tech Stack: Backend: Python ...

    Senior Backend Engineer

    Overview Monzo is a digital bank built by about 400 engineers. We design and build an in‑house banking platform that powers products used by millions. Our squads span core banking, payments, security, and more, working across disciplines from product to data science. Responsibilities </h ...

    Lead/Senior Software Engineer | Growing SaaS Scale Up

    Lead/Senior Software Engineer | Growing SaaS Scale Up We’re working with a high-growth SaaS scale‑up that’s building a modern, cloud‑native platform used by customers globally. As they continue to scale their product and engineering team, they’re looking for a Senior or Lead Software Engineer to ...

    Senior Product Security Engineer

    Senior Product Security Engineer - Up to £250,000 We are working with one of the top buy side firms in the city who are a leader in blending modern technology with the most performant financial systems, revolutionising themselves to become a key player in London. Currently, they are undertaking an ...

    Backend Engineer Core Graph Database Kernel

    A leading graph database company is seeking a Software Engineer for their Kernel team in London. The role involves solving complex problems, developing storage engines, and writing high-quality code. Ideal candidates have experience with multi-threaded systems, proficiency in Java or C-style languages, and stron ...

    Lead MLOps Engineer — Scalable AI for Banking

    A leading global financial services firm in London is seeking a Lead Software Engineer to design, build, and deploy scalable AI/ML solutions. You will work collaboratively with data scientists and product managers while developing secure, intelligent banking solutions. Candidates should have experience in Java, ...

    Lead Software Engineer: High Impact Tech, UK Clearance

    A UK Defence Technology Company in Cheltenham is seeking a Lead Engineer to design and maintain critical infrastructure. The role involves ownership of team deliverables and collaboration in the software development lifecycle. The ideal candidate will possess strong skills in backend Java and/or frontend develop ...

    Senior Backend Engineer — Scalable AI HealthTech Platform

    An innovative AI HealthTech firm in Manchester is seeking a software engineer to design and build high-performance services. The role involves making architectural decisions, collaborating with teams, and leading technical efforts. Ideal candidates will have over 5 years of experience with Python or Java, expert ...

    Senior Java Tech Lead: Cloud Microservices & FinTech

    A leading financial institution in London is seeking a Senior Lead Software Engineer to deliver innovative cloud-native solutions. The ideal candidate will have significant experience in Java, be proficient with microservice architecture, and thrive in an agile environment. You'll be contributing to diverse proj ...

    Geospatial Backend Lead Engineer Hybrid (UK)

    A leading iGaming company is searching for a Lead Software Engineer to build and scale its core platform services in Newcastle upon Tyne. This hybrid role requires expertise in Java and geospatial-specific skills. The successful candidate will provide technical leadership, ensure system scalability, and mentor e ...

    Lead Genesys Routing Engineer Remote UK

    A global healthcare organization seeks a Lead Software Engineer to support the PinDrop Business Funded Security Initiative. The role requires expertise in Genesys voice routing solutions, CI/CD pipelines, and collaboration with cross-functional teams. You will enjoy remote work flexibility from anywhere in the U ...

    Senior Software Engineer Big Data Metrics (Scala/Spark)

    A leading information and analytics firm seeks a Senior Software Engineer in Greater London to design scalable systems for metric computation. This position involves building pipelines with Scala and Spark, developing Java APIs, and mentoring junior engineers. Candidates should demonstrate strong expertise in bi ...

    Senior Backend Engineer Scalable Experimentation Platform

    A leading streaming technology company in Greater Manchester is seeking a Senior Software Engineer to design and develop backend services. You will work in a fast-paced environment, modernizing systems and facilitating data-driven decisions. The ideal candidate has strong Java and Spring Boot skills, experience ...

    Senior Tech Lead Backend Services & Cloud

    A global financial services company is seeking a Lead Software Development Engineer in London to oversee technical design and implementation within a hybrid working model. You will drive project delivery, collaborate with cross-functional teams, and champion quality engineering practices. Exceptional programming ...

    Senior Software Engineer Public APIs & Expense Platform

    A global technology firm in Greater London is seeking a Senior Software Engineer to enhance their Business Expense Management team. You'll design and maintain scalable services while producing public-facing APIs. Ideal candidates will be proficient in Java, familiar with microservices, and possess strong communi ...

    Senior VP & Full Stack Engineer: AI Driven Systems Leader

    A leading global financial services company is seeking a Senior Vice President, Full-Stack Engineer in London. The successful candidate will lead high-performing teams and own the delivery of secure and scalable software solutions. Strong expertise in Java, leadership experience in agile environments, and hands- ...

    Senior JVM Live Debugger Engineer | AI Driven Production

    A leading developer tools company is seeking a Senior Software Engineer in Greater London. This role focuses on enterprise JVM experience and exciting engineering challenges involving AI integration. Responsibilities include designing product features and developing tooling for AI-first workflows. The ideal cand ...

    Senior Backend Architect: Build Scalable Data & API Platforms

    A leading technology company in Greater London seeks a Backend Software Engineer to lead the architecture and development of high-performance backend services. The role involves designing efficient data structures, building robust APIs, and collaborating with cross-functional teams. Ideal candidates will have 6+ ...

    Senior Production Engineering Lead Java CI/CD Kubernetes

    A global financial services company in Greater London is seeking a Senior Engineer in Production Management. This role involves overseeing software development, enforcing technical standards, and fostering a team culture focused on clean code and continuous improvement. The ideal candidate will have extensive ex ...

    Senior Solution Engineer Demos, PoCs & Strategy

    A technology solutions provider in Greater London seeks a passionate Solution Engineer to support regional targets by presenting innovative solutions to potential customers. The ideal candidate has a degree in Computer Sciences or Business Informatics and at least two years of experience in software technologies ...

    Senior DevOps Engineer: Cloud Automation & Reliability

    A technology company in Slough is seeking a DevOps Engineer to build functional systems that enhance customer experience. The role involves deploying product updates and identifying production issues while implementing integrations. Candidates should have a strong background in software engineering, particularly ...

    Back End Engineer, Fraud in London Blockchain.com

    Fault Tolerant, Production Ready Distributed Backend Systems You have experience in any JVM based languages (such as Java, Kotlin, Scala) and are confident in your ability to build, debug, and ship microservices. You are customer-focused and continuously suggest how the... <h ...

    Hybrid Automation QA Engineer – CI/CD & Test Automation

    A global technology company in the UK is seeking a Quality Engineer specializing in Automation. The successful candidate will streamline testing processes and ensure reliable software delivery using advanced test automation tools like Selenium and Cypress. Applicants should have a Bachelor's Degree and strong pr ...

    Lead Java Scala Developer / PM in London Quant Capital

    This is a job posted by our partner Jooble Yes, it’s a start-up, yes it's bleeding edge. Language is irrelevant. I want bright technologists who can cut solid code. I offer relocation for strong candidates. Job Description Quant Capital is urgently looking for a Lead Java / Scala / R ...

    Distributed Backend Engineer (JVM Microservices)

    Fault Tolerant, Production Ready Distributed Backend Systems You have experience in any JVM based languages (such as Java, Kotlin, Scala) and are confident in your ability to build, debug, and ship microservices. You are customer-focused and continuously suggest how the... <h ...

    Backend Engineer, Payments & AI Driven Platform

    A leading AI technology firm in Greater London is looking for a talented Software Engineer to join their team. This role focuses on backend development for a revolutionary payment network aimed at over 600 million users. Responsibilities include developing APIs, designing microservices, and collaborating on fina ...

    Senior Ad Auction Engineer — Real Time, Scalable

    Roku in Leeds is seeking a Lead Software Engineer to enhance real-time ads auction systems. You will build and optimize distributed services, drive yield optimization, and lead a team focused on growing advertising performance. Ideal candidates will have significant experience in large-scale systems, microservic ...

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      Software Engineer Java React Angular Jobs in United Kingdom Job Search Guide, Trends and Insights