1 to 25 of 437 Permanent Java Engineer Jobs in London

based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Understanding Recruitment Java & Kotlin Consultant at Understanding Recruitment Connecting the finest Java & Kotlin Developers with the best global tech companies ... Looking to play your part … in a revolutionary movement with sustainable energy? Are you a Core Java expert with extensive experience using concurrency , low latency and multithreaded applications? FULLY REMOTE Senior Java Engineer - Tech for Good Salary: up to £120k Location: Fully Remote from anywhere in the UK We have a fantastic … new opportunity for all you Java Engineers looking to get stuck into a new challenge working on exciting projects solving real-world problems. They are also very big supporters of Diversity & Inclusion so welcome all candidates. A unique energy software platform helping consumers transition towards a sustainable future are More ❯

Java Engineer £45,000 - 55,000 GBP Hybrid WORKING Location: United Kingdom (Greater London) Type: Permanent Java Engineer Location: London (Hybrid) Salary: £45,000 - £55,000 Our client is a tier 1 Consultancy firm specialising in strategic development, digital transformation, and product innovation. The company combines … innovative thinking and breakthrough technologies to achieve enduring results for their clients and is looking to add an experienced Java Engineer to their talented and growing team What you'll do as a Java Engineer: Design and implement robust and scalable Java solutions including functional … security through Redhat SSO Utilise a range of libraries and frameworks, including Feign, Mustache, Spring, Guice, Swagger, and Spring Boot What makes a great Java Engineer: Minimum 2 years Java software development including leadership responsibilities Proficiency using the specified technologies and tools Experience designing, implementing, and delivering More ❯

Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill … Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence using novel machine learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some of the best known technology companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will More ❯

Join to apply for the Lead Java Engineer role at Holland & Barrett Join to apply for the Lead Java Engineer role at Holland & Barrett We're looking for a Lead J ava Engineer to join our BX Online Loyalty Team , driving forward a bold, innovative … about your work's business impact and how it helps our customers thrive Champion security, compliance, and performance in everything you build Fluent in Java (11+) and the Spring Framework specifically SpringBoot or similar ( Quarkus , Micronaut ) Strong understanding of HTTP and REST as an architectural style to build APIs. … Fluent with asynchronous programming techniques and frameworks (in Java). Fluent in SQL and experience with RDBMS like Postgres and Oracle. Experience with Docker and docker-compose. Exposure to AWS specifically S3, Aurora, ElasticCache Exposure to modern CI/CD platforms like Gitlab (or similar GitHub Actions, CircleCI) Understands More ❯

Elasticsearch - Senior Java Engineer - Distributed Systems Join to apply for the Elasticsearch - Senior Java Engineer - Distributed Systems role at Elastic Elasticsearch - Senior Java Engineer - Distributed Systems 1 week ago Be among the first 25 applicants Join to apply for the Elasticsearch - Senior Java Engineer - Distributed Systems role at Elastic Get AI-powered advice on this job and more exclusive features. Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic … security, and observability help organizations deliver on the promise of AI. What is The Role: We are on the lookout for a Senior Software Engineer to join our Elasticsearch - Distributed Systems team and focus on how Elasticsearch provides scale, performance, and resilience. This team owns how nodes in an More ❯

Join to apply for the Senior Java Software Engineer role at Send . Get AI-powered advice on this job and more exclusive features. This range is provided by Send. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. … as you like. Salary Range: £75,000 - £80,000 per annum Role Type: Full-Time, Permanent Start date: As soon as possible The Senior Java Engineer Role As a Senior Java Engineer at Send, you’ll play a crucial role in building and evolving our underwriting … be part of a collaborative and agile team, contributing to key technical decisions and mentoring others along the way. If you’re an experienced Java Engineer ready to take on your next challenge and thrive in a dynamic, fast-paced environment, we’d love to hear from you. More ❯

Join to apply for the Principal Java Engineer role at Oodle Car Finance 2 days ago Be among the first 25 applicants Join to apply for the Principal Java Engineer role at Oodle Car Finance 25 days holiday (rising to 28 after 3 years' service) pro … journey with us. Our Talent Development team is here to support your growth, providing opportunities for learning, development, and career progression. The Role Principal Java Engineer at Oodle Car Finance. As a Principal Java Engineer, you will be a technical leader and subject matter expert in … Java-based software development. You will architect, design, and implement scalable, high-performance systems while mentoring engineering teams and driving best practices. This role requires a deep understanding of Java, modern software architecture, and a passion for innovation and quality. What you'll be getting up to: Lead More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in More ❯

Senior Full Stack Java Engineer - Java, TypeScript, AWS, MySQL, NoSql, Microservices, Machine Learning, Artificial intelligence (Hybrid - 3 days a week in the office near Notting Hill) Senior Full Stack Java Engineer :- You will be joining a fast-growing, research-driven company building an artificial intelligence … learning techniques. My client is revolutionising their industry with a track record of building things that others have ruled out as impossible. The senior Java Full Stack engineer will join a very bright, talented team of engineers with the guidance of technologists who have help build up some … companies today. You will have a great opportunity to work with a variety of languages, frameworks and tools. Applicants will need a background in Java and modern JS frameworks and likely to have good AWS and Microservices experience. Core skills for the Senior Full Stack Engineer : 5yrs+ in More ❯

Junior Java Engineer - Financial Trading Leader in Asia! ?? ?? Salary: £60,000 - £65,000 + bonus (previously 25-50%) + benefits ?? Location: 3 days onsite per week, City of London Are you looking to kick-start your career in a fast-paced environment? Do you have a year or … two of commercial experience and a passion for Java development? This role is your chance to join a leading Asian FX trading firm and work on cutting-edge trading solutions! This highly respected financial institution is expanding its London office and is on the lookout for a Junior Java Engineer to contribute to the development of their world-class FX trading platform. As a Junior Java Engineer, you will: Collaborate with a team of expert engineers to enhance and innovate trading solutions. Work on low-level Java development in a dynamic, high-performance environment. More ❯

Senior Software Engineer - Services - Java Join to apply for the Senior Software Engineer - Services - Java role at Wise Senior Software Engineer - Services - Java Join to apply for the Senior Software Engineer - Services - Java role at Wise Get AI-powered advice on this … a real impact on our customers’ lives by improving how they interact with our product. Qualifications What We Expect From You As a Senior Engineer, you’ll take the lead on solving complex technical problems, driving the implementation of solutions, and mentoring team members along the way. We’re … fast-paced, collaborative environment, enjoys taking ownership of projects, and is passionate about delivering exceptional customer experiences. Technical Excellence 6+ years of experience with Java or other JVM-based languages, and hands-on experience with the Spring framework. A track record of writing clean, maintainable code and a strong More ❯

network you want to login/join with: Looking to play your part in a revolutionary movement with sustainable energy? Are you a Core Java expert with extensive experience using concurrency, low latency and multithreaded applications? FULLY REMOTE Senior Java Engineer - Tech for Good Salary: up to … 120k Location: Fully Remote from anywhere in the UK We have a fantastic new opportunity for all you Java Engineers looking to get stuck into a new challenge working on exciting projects solving real-world problems. They are also very big supporters of Diversity & Inclusion so welcome all candidates. … A unique energy software platform helping consumers transition towards a sustainable future are looking for enthusiastic and knowledgeable Senior Java Engineers with a strong comprehension of the Core Java principles, including Multithreading, Concurrency and Low Latency to join their growing team. In this fantastic Senior Java Engineer More ❯

network you want to login/join with: Looking to play your part in a revolutionary movement with sustainable energy? Are you a Core Java expert with extensive experience using concurrency, low latency and multithreaded applications? FULLY REMOTE Senior Java Engineer - Tech for Good Salary: up to … 120k Location: Fully Remote from anywhere in the UK We have a fantastic new opportunity for all you Java Engineers looking to get stuck into a new challenge working on exciting projects solving real-world problems. They are also very big supporters of Diversity & Inclusion so welcome all candidates. … A unique energy software platform helping consumers transition towards a sustainable future are looking for enthusiastic and knowledgeable Senior Java Engineers with a strong comprehension of the Core Java principles, including Multithreading, Concurrency and Low Latency to join their growing team. In this fantastic Senior Java Engineer More ❯

Location: Central London Hybrid Model: 3 days per week in office, 2 days remote About the Role: We’re looking for a Lead Reporting Engineer with a strong Java development background to head up a small, agile team focused on end-to-end reporting solutions—spanning regulatory and … strategic platforms. This role combines hands-on development with Java , Spring Boot , SQL , and data frameworks, alongside leadership in project delivery and resource planning. You’ll serve as a subject matter expert (SME) across multiple domains, bringing together data integration, analytics, reporting layers, and governance—while coordinating across DevOps … and security teams to deliver robust, enterprise-grade solutions. Key Responsibilities Lead the design and development of reporting applications with a strong focus on Java (C#/.NET experience also valuable). Act as the technical lead for multiple Agile Scrum pods (approx. 5 people per team), providing functional More ❯

Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Understanding Recruitment Java Software Engineer – Asset Management Technology Join a cutting-edge, cloud-native SaaS company backed by one of the UK’s leading global asset managers as a Java Software Engineer . They’re redefining portfolio management through an open architecture platform that puts control in the hands of the user – whether for multi-asset, single-asset, or transformational investment businesses. As a Java Software Engineer , you’ll be part of a high-performing team … building distributed, low-latency systems designed for speed, scale, and resilience. What They’re Looking For: 2+ years’ commercial experience with Java Solid grasp of multithreading, concurrency , and high-throughput system design A passion for TDD, pair programming , and continuous delivery practices Computer Science degree from a Russell Group More ❯

Software Engineer III - C++, Java - Athena Data Frameworks Join to apply for the Software Engineer III - C++, Java - Athena Data Frameworks role at JPMorganChase Software Engineer III - C++, Java - Athena Data Frameworks 1 week ago Be among the first 25 applicants Join to apply … for the Software Engineer III - C++, Java - Athena Data Frameworks role at JPMorganChase Get AI-powered advice on this job and more exclusive features. Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. Job Description We … have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorgan Chase within the Athena Platform (CIB) , you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology More ❯

Senior Java Engineer (JVM) Department: Software Engineering Employment Type: Permanent - Full Time Location: Remote, UK Description WHAT WE NEED We are looking for a Senior Java Engineer, experienced in JVM, concurrency, networking, strong consistency, and data storage to join our Core team. The team focuses on … focus on performance, consistency, resilience, and scale, bringing your passion for solving difficult problems to help realize the product vision. Your role as a Java Engineer is crucial in ensuring that Hazelcast Platform meets business objectives, is robust and scalable, and is depended upon by customers for mission … critical implementations. WHAT YOU'LL DO Design and Development : Design, develop, and maintain Java-based consistency and storage components, leveraging RAFT and other distributed algorithms. Implement new solutions using Java frameworks and libraries, ensuring scalability, performance, and reliability. Optimize the platform for speed, efficiency, and resource utilization, including More ❯

Fimador City Of London, England, United Kingdom Java Software Engineer Fimador City Of London, England, United Kingdom Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Fimador Fimador is partnering with an entrepreneurial fintech platform to identify a Java … team working across the full development lifecycle and will have superb opportunities to progress your career as the organisation grows. They seek a software engineer who is excited to architect, design, and implement low latency Java systems that are robust, resilient, accurate, stable, and blindingly fast. By building … problems. About you: A degree in computer science or a related field A strong background in data structures, algorithms, and object-oriented programming in Java Strong understanding of low-latency and real-time system design and implementation You’ll have experience within financial services - FX or payments industry experience More ❯

Senior Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Payments - London A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by … specialises in providing high performance technology solutions to global financial institutions (including several Investment Banks), primarily to augment their payments capabilities. As a Senior Engineer, you will join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack of … Java 17, Spring Boot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high availability, resiliency and scalability. As a Fintech, they are highly Agile, operating in multi-functional delivery squads manging projects from inception through to More ❯

Senior Java Software Engineer – Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Payments - London A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by … specialises in providing high performance technology solutions to global financial institutions (including several Investment Banks), primarily to augment their payments capabilities. As a Senior Engineer, you will join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack of … Java 17, Spring Boot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high availability, resiliency and scalability. As a Fintech, they are highly Agile, operating in multi-functional delivery squads manging projects from inception through to More ❯

Senior Backend Engineer Contractor (Java/Ruby focused) | Fully Remote/EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length Senior Backend Engineer Contractor (Java/Ruby focused) | Fully Remote/EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length … Thomas | Pending B Corp Co-Founder @ Owen Thomas - Pending B Corp | Scaling teams for all things Software, Data, Cloud & AI/ML Senior Backend Engineer Contractor (Java/Ruby focused) | Fully Remote/EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length We're supporting … a fast-moving client at huge global scale, that is in need of a Senior Backend Contractor with deep experience across Java and Ruby . This is a high-impact freelance role within a tech-driven established team - building scalable systems in a modern backend environment. What You'll More ❯