2,232,739+ Full Stack Java Developer Python Jobs in UK — Top Companies Hiring June 2026

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High Performance Java Engineer for Banking/Trading

An established industry player is on the lookout for specialist Java engineers to work on high-performance, low-latency systems for major financial institutions. This role involves building and maintaining cutting-edge Java applications, optimizing performance, and collaborating with a dedicated team to drive in ...

Lead Java Modernization Engineer — Spring Boot & Azure

Sivara GmbH is seeking a Lead Modernization Engineer specialized in Java and Node.js for a critical role based in Wembley, London. The successful candidate will be responsible for implementing coding standards, mentoring developers, and enhancing engineering practices within a cloud-native environment. <p ...

Java Engineer – Camunda, Microservices & Cloud (Hybrid UK)

Sivara GmbH, located in Greater London, is seeking a skilled Java software engineer to design, develop, and deploy process automation solutions using Camunda. Applicants should possess a strong background in microservices, REST APIs, and containerization technologies like Docker and Kubernetes. This is ...

Hybrid Java Software Engineer — 4 Day Week

Sivara GmbH, based in Bradley Stoke, England, is seeking a skilled software engineer with experience in Java and a strong background in software development. The role involves designing software tools and collaborating with team members while adhering to industry standards. Offering a hybrid work model ...

Java Software Engineer: Build Scalable Science Platforms

Elsevier is seeking a Java Software Engineer in Oxford to design and deploy applications for scientific knowledge sharing. You'll collaborate with cross-functional teams to identify requirements and enhance our delivery process. Successful candidates should demonstrate proficiency in Java and JavaScrip ...

Senior Java Engineer — AWS Cloud, Mentoring & Impact

hackajob is collaborating with Kainos, seeking a Senior Software Engineer to develop impactful solutions. In this role, you'll work in a fast-paced environment, making sound decisions while mentoring junior team members. The ideal candidate will have strong Java and AWS expertise and will contribute to ...

Java Software Engineer Hybrid DevOps & Cloud Microservices

Capgemini in Urmston seeks a technical expert to join our agile software development team. You will be responsible for delivering DevOps projects, writing code, and developing automation tools to ensure operational reliability. This role requires a strong background in Java, Spring Framework, and conta ...

Java Distributed Systems Engineer Global Scale Services

Omaze is seeking engineers for the Apple Services Engineering team in London. This role focuses on building and improving features for Apple services such as Podcasts and Apple Music. Successful candidates will work on data systems that serve millions of users globally. Candidates should have strong ex ...

Solutions Architect: Java/Node.js, Microservices & API Expert

Sivara GmbH, located in Wembley, is seeking a Solutions Architect to join their team. The successful candidate will work on-site five days a week and will be responsible for developing innovative technology solutions. A competitive salary package of up to £85,000 per annum is offered. Ideal candidates ...

CICS Liberty Middleware Engineer (Java/JVM) Hybrid

Sivara GmbH is looking for a Middleware Infrastructure Engineer specializing in CICS Liberty for a 6-12 month contract. This role involves supporting the engineering and optimisation of Java workloads running in CICS environments, primarily based in London or Edinburgh, with a hybrid work model. The id ...

Senior Java Engineer Scalable Architecture Driven Platform

mthree is seeking a Java Software Engineer to join a tier-one global financial institution in London. This role involves crucial contributions to a digital transformation project across the capital markets technology estate. The ideal candidate will have strong Java and distributed systems experience, ...

Lead Software Engineer JAVA Equities Vice President

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 Equity Derivatives Group you will join our agile team creating, transforming, and supporting our trusted market-leading tec ...

VP Lead Java Engineer, Equities Derivatives Platform

A leading financial services firm in Greater London is looking for a Lead Software Engineer for the Equity Derivatives Group. This role involves developing innovative software solutions and collaborating with a global team of engineers, traders, and product owners. Ideal candidates have a strong background in Ja ...

Senior Java Engineer Scalable Architecture Driven Platform

mthree is seeking a Java Software Engineer to join a tier-one global financial institution undergoing a digital transformation. In this role, you will be instrumental in scaling a mission-critical platform while driving architecture, performance optimization, automation, and engineering best practices. <p ...

Real Time Java & Kafka Engineer (React UI)

JPMorgan Chase & Co. is looking for a Software Engineer III in Bournemouth to design and build a real-time client liquidity dashboard using Java, Kafka, and ReactJs. This role involves technical leadership, collaboration with global teams, and a focus on producing high-quality code. Candidates should have a stro ...

Remote Java Microservices Engineer (6 Month Contract)

Rsgroup is seeking a Software Engineer to develop AWS-based APIs for B2B EDI solutions. This remote role requires a minimum of 5 years of technical experience in cloud computing and Java-based services. You'll embrace agile development, own the software life cycle from design to operation, and bring a ...

Java Backend Engineer — Fintech APIs & Microservices Hybrid

DolarApp is searching for a Backend Engineer to contribute to scalable backend systems that drive its innovative fintech products. The role emphasizes building REST APIs and microservices within a fast-paced environment. Ideal candidates will have strong Java expertise, a relevant Bachelor's Degree, an ...

Senior FX Low Latency C++/Java Engineer

London Stock Exchange Group is looking for a Senior Software Engineer to design and build mission-critical FX market infrastructure. You will work hands-on with C++ and Java, focusing on low-latency, high-throughput systems while collaborating with cross-functional teams. The ideal candidate has over 1 ...

Java Microservices Engineer 12 Month Contract (London)

TechNET IT Recruitment Ltd is currently supporting a major global financial services organization looking to hire multiple Mid-Level Java Developers for long-term contract assignments in London. The successful candidates will work in a modern software engineering environment, contributing to enterprise-scale ...

Staff Engineer: Cloud Native Java & DevOps Leader

Tata Consultancy Services is looking for a Staff Engineer in London, UK. The role involves building reliable software as part of a multi-disciplinary team. Candidates should possess strong backend development skills in Java 17+, coupled with a solid background in DevOps practices. In addition to techni ...

Senior Kotlin/Java Backend Engineer — FinTech Microservices

Hydrogen UK Ltd is seeking a Senior Software Engineer with strong skills in Kotlin and Java to support a major financial services programme. The ideal candidate will have proven experience in building scalable backend systems and microservices within regulated environments. This role offers hybrid work ...

Java Backend Engineer REST APIs & Cloud Native

Barclays is looking for an experienced Java Software Engineer to join the Digital Loyalty & Rewards platform in London. In this role, you'll develop and enhance backend services that support customer loyalty experiences, using Java, Spring Boot, and cloud technologies. The ideal candidate will collabor ...

Senior Java Engineer: Cloud Native Microservices Lead

Sanderson is seeking a Senior Java Engineer to work on government projects. This role requires mentoring junior engineers and collaborating with cross-functional teams to develop complex software solutions. The ideal candidate will have significant experience with Java, Spring Boot, and cloud platforms includ ...

DevOps Engineer — AWS, Bash & Java | Agile Ops

Richard Wheeler Associates seeks a dedicated DevOps Engineer to join their team in Newbury, United Kingdom. The role demands a comprehensive understanding of DevOps principles and expertise in various tools including AWS and Bash scripting. Ideal candidates will have experience in agile methodologies a ...

Software Development Engineer II (Java) Customer API

As an SDE2 at Tesco, you are a mid‑level individual contributor whose impact reaches across your team. You provide technical leadership for medium to large features, participate in their design, and take accountability for delivery. You are expected to implement and ship end‑to‑end stories, support other e ...

Principal Java & AWS Engineer for Cloud Performance

LSEG is looking for a Principal Engineer to drive technical excellence in their Risk Screening platform based in Nottingham, UK. This role requires a senior expert who partners with various teams to ensure optimal design implementation and system performance. The successful candidate will have extensiv ...

Senior Software Engineering Lead — Java, React, Kubernetes

The United States Digital Space LLC in Greater London is seeking a Senior Lead Software Engineer to enhance, build, and deliver innovative technology products. You will be pivotal in shaping the team culture and driving business impact while working with technologies like Java, Spring Boot, and Kubernetes. </ ...

Senior Java Engineer Ultra Low Latency Trading

Ocho People is searching for a Java Technical Specialist (Low Latency) in Belfast. This senior role involves developing high-throughput systems for a leading prediction markets trading firm. You'll design key components, ensure system performance, and have genuine architectural ownership. The ideal can ...

Senior Java Backend Engineer — Hybrid & Growth Path

Recommended Recruitment LTD is seeking a Senior Java Backend Engineer in Greater London. In this role, you will design and develop modern Java services using Spring Boot and play a significant part in shaping the next generation of backend services in a hybrid working environment. The position offers a ...

Remote First Senior Backend Engineer — Java & Serverless

A global educational technology firm located in Manchester is seeking a Senior Backend Engineer with extensive experience in backend development, especially in Java and serverless technologies. In this role, you will design scalable backend services, develop RESTful APIs, and collaborate with cross-functional te ...

Lead Software Engineer (Java, Spring Boot, Microservices)

Job Level: 10UK Wide We are looking for a Lead Software Engineer who will be responsible for the design, development, and deployment of high-quality software solutions. This role involves leading a team of engineers on high-profile projects, ensuring best practices are followed, and d ...

Lead Software Engineer Java JPM Personal Investing

Behind every investment is a person with ambitions, motivations and values. While we know that every client is unique, they come to . Morgan Personal Investing for the same reason: our straightforward and transparent approach to investing, and the trust that 150 years of . Morgan heritage brings.. Morg ...

Senior Manager of Software Engineering Java / React

Are you ready to make a difference and shape the future of technology? At JPMorganChase, you’ll be part of a dynamic team that thrives on innovation and collaboration. You’ll have the opportunity to grow your career, expand your skills, and work on projects that matter. We value your expertise and encour ...

Lead Technical Architect Java AWS Agentic AI

Lead Technical Architect (Java AWS Agentic AI) London / WFH to £130kDo you have experience of architecting and leading the modernisation of Payments, FX or Core Banking platforms?You could be progressing your career in an impactful role at a scale-up Tech for Good software house.Th ...

Java Engineer Cloud FIX APIs for Trading

IG India is looking for a Java Engineer to develop and maintain FIX APIs, crucial for onboarding new clients in their Prime product area. The position requires approximately five years of Java development experience and a strong background in API development. Additional perks include a 12% flexible ben ...

Java Backend Engineer | Spring Boot Microservices | Hybrid

Amber Labs is seeking a talented Java Engineer in Manchester to support a high-profile digital programme. You will work within a multidisciplinary agile team, contributing to scalable backend services that support crucial user-facing platforms. This full-time, permanent role involves collaboration with ...

Senior Java Software Engineer — Cloud Microservices Leader

Cognizant is looking for a Senior Engineer in Burgess Hill to build core features of cloud-based card transaction systems. You will work in agile teams, writing code and unit tests, whilst collaborating with various stakeholders to ensure platform health and innovation. The ideal candidate should have ...

Software Development Engineer II (Java) Customer API

Overview As an SDE2 at Tesco, you are a mid-level individual contributor whose impact reaches across your team. You provide technical leadership for medium to large features, participate in their design, and take accountability for delivery. You are expected to implement and ship end-to-end stori ...

Hybrid Principal Java Engineer: Lead Architect & Mentor

The Very Group is looking for a Principal Software Engineer located in Liverpool. This role involves leading the development lifecycle, collaborating with teams to design innovative systems, and ensuring software quality. Candidates should have extensive experience with Java and AWS in multi-cloud envi ...

Automation Test Engineer – Hybrid (Java, API & Salesforce)

TDS is seeking an Automation Test Engineer to join our Technology team in Hemel Hempstead. This full-time, permanent position offers a salary of £60,000 per annum and follows a hybrid working policy, requiring a minimum of 2 days in the office each week. Key responsibilities include test case design, a ...

Senior Principal Java Engineer — Platform & API Gateways

Anaplan is seeking a Senior Principal Software Engineer to join our team in Manchester, UK. You will lead the design and delivery of platform capabilities that power Anaplan’s enterprise-scale solutions. Ideal candidates will have a strong background in software engineering and expertise in backend lan ...

Senior Test Automation Engineer Finance (Java/Selenium)

A leading financial technology firm in London is seeking an experienced Senior Test Automation Engineer to join their team. The role involves designing and executing automated tests for trading applications and requires extensive knowledge in automated testing, Java, and Financial Services. This position offers ...

Engineering Lead II Contacts & Recipients (Java team)

Engineering Lead II - Contacts & Recipients (Java team) Full-time Compensation: GBP 135,000 - GBP 175,000 - 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 ...

Senior Java Engineer (Kubernetes, Kafka, Docker) – Hybrid

Senior Java Engineer (Kubernetes, Kafka, SpringBoot) - Finance - London Daily rate: £550 - £750 (inside IR35) – Duration: 12 months – Hybrid: 8 days per month – Start: ASAP A banking client is looking for a Senior Java Engineer with Kafka and Docker skills to join the team on a freela ...

Cloud Software Engineer (SDE) — Java/C/C++

Amazon is seeking a full-time Software Development Engineer for their Ring Cloud division in Cambridge, United Kingdom. The successful candidate will have professional software development experience with modern languages like Java and C, demonstrating strong object-oriented design skills. Preferred qualificatio ...

Senior Java Engineer AWS, REST & Microservices (Hybrid)

Salt Digital Recruitment is seeking a Senior Java Engineer to join a hybrid team in Greater London. The role demands expertise in Java and AWS, with a daily rate of £500 to £700 depending on experience. The ideal candidate will contribute to cloud-native architecture and API development. Key responsibi ...

Senior Java Engineer: Cloud Native AWS Architect

Primis is seeking a highly experienced Java Engineer to join their engineering practice in Greater London. In this role, you will craft high-performance backend systems for enterprise financial platforms, lead service design, and manage the full deployment lifecycle on AWS. The ideal candidate will be ...

Impactful Java Engineer (Spring) for Health Tech

OASIS Group is offering multiple Software Engineer opportunities, allowing you to be part of a growing and innovative organization. This is an exciting chance for motivated engineers to contribute to important projects that advance human health using modern technologies. Ideal candidates will have a de ...

Hybrid AWS Cloud Architect Java Expert (Contract)

N Consulting Ltd is seeking an AWS Cloud Architect in Portsmouth, United Kingdom. The role requires strong expertise in AWS and Java, along with experience in cloud solution design and implementation. You will work in a hybrid mode, spending three days per week in the office. This is a contract position aimed at ...

Senior Java Backend Engineer: Fintech Microservices Impact

Castleisland is looking for a Backend Engineer to join our innovative fintech team in Greater London. This role involves designing and maintaining scalable backend systems that power our financial products. You'll collaborate in creating high-quality solutions focused on financial inclusion. The ideal ...

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    Full Stack Java Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights