951 to 975 of 1,417 Java Jobs in London

Solid grasp of mobile lifecycles, performance tuning, and deployments A passion for creating slick user experiences that delight customers Dabbled in Swift/Objective-C (iOS) or Kotlin/Java (Android) Thrived in product-driven, fast-paced environments What’s on offer: 🌍 100% remote flexibility — work from anywhere 💸 Up to £105k salary 🚤 The chance to work on luxury tech with More ❯

Solid grasp of mobile lifecycles, performance tuning, and deployments A passion for creating slick user experiences that delight customers Dabbled in Swift/Objective-C (iOS) or Kotlin/Java (Android) Thrived in product-driven, fast-paced environments What’s on offer: 🌍 100% remote flexibility — work from anywhere 💸 Up to £105k salary 🚤 The chance to work on luxury tech with More ❯

Solid grasp of mobile lifecycles, performance tuning, and deployments A passion for creating slick user experiences that delight customers Dabbled in Swift/Objective-C (iOS) or Kotlin/Java (Android) Thrived in product-driven, fast-paced environments What’s on offer: 🌍 100% remote flexibility — work from anywhere 💸 Up to £105k salary 🚤 The chance to work on luxury tech with More ❯

Solid grasp of mobile lifecycles, performance tuning, and deployments A passion for creating slick user experiences that delight customers Dabbled in Swift/Objective-C (iOS) or Kotlin/Java (Android) Thrived in product-driven, fast-paced environments What’s on offer: 🌍 100% remote flexibility — work from anywhere 💸 Up to £105k salary 🚤 The chance to work on luxury tech with More ❯

Solid grasp of mobile lifecycles, performance tuning, and deployments A passion for creating slick user experiences that delight customers Dabbled in Swift/Objective-C (iOS) or Kotlin/Java (Android) Thrived in product-driven, fast-paced environments What’s on offer: 🌍 100% remote flexibility — work from anywhere 💸 Up to £105k salary 🚤 The chance to work on luxury tech with More ❯

Fidessa Developer (Java Spring Boot API) London to £135k Are you an experienced Java Developer with a strong knowledge of Fidessa and an interest in Capital Markets? Join the Investment Management division of a global bank, where you'll play a key role in shaping their trading technology by enhancing and evolving the Fidessa Order Management System. You'll work … a fast-paced financial environment. Your Role As a Fidessa Developer, you will: Design and implement new features and enhancements on the Fidessa platform Build high-performance services using Java, Spring Boot and RESTful APIs Collaborate closely with stakeholders across business and technology teams Drive technical solutions from concept to deployment within a Capital Markets context Location/WFH: You … ll be based in the London office and have flexibility to work from home once a week. About you: You have a deep knowledge of Java including Spring Boot and APIs You have strong experience of developing on Fidessa OMS You have an understanding of Capital Markets You have excellent communication and collaboration skills You are degree educated in Computer More ❯

Job Title: Java Software Engineer Client: Elite Quant Fund Salary: Up to £175,000 Base (+ Bonus) Location: London/Hybrid The role: My client is looking for an experienced Java Software Engineer to join their rapidly expanding technology team. This team is responsible for building out a bespoke, greenfield data platform that you will be crucial in developing. Our … client prides itself on maintaining cutting-edge technology and a progressive work environment. As a Java Software Engineer you will be tasked with designing and developing high-performance applications from scratch, harnessing our clients dedication to upholding the highest tech standards in industry. Benefits: Exceptional professional growth opportunities in a tech-focused company, allowing you to enhance your engineering skills … being, including a healthy work-life balance and reimbursement programs. Rapid career progression and exposure to diverse technologies. Responsibilities: Build and maintain robust, scalable, and performant backend systems using Java, ensuring the platform can handle high transaction volumes. Develop software for large scale data acquisition, storage, accessibility, and visualization. Work closely with Quants and Traders to understand their needs and More ❯

Job Title: Java Software Engineer Client: Elite Quant Fund Salary: Up to £175,000 Base (+ Bonus) Location: London/Hybrid The role: My client is looking for an experienced Java Software Engineer to join their rapidly expanding technology team. This team is responsible for building out a bespoke, greenfield data platform that you will be crucial in developing. Our … client prides itself on maintaining cutting-edge technology and a progressive work environment. As a Java Software Engineer you will be tasked with designing and developing high-performance applications from scratch, harnessing our clients dedication to upholding the highest tech standards in industry. Benefits: Exceptional professional growth opportunities in a tech-focused company, allowing you to enhance your engineering skills … being, including a healthy work-life balance and reimbursement programs. Rapid career progression and exposure to diverse technologies. Responsibilities: Build and maintain robust, scalable, and performant backend systems using Java, ensuring the platform can handle high transaction volumes. Develop software for large scale data acquisition, storage, accessibility, and visualization. Work closely with Quants and Traders to understand their needs and More ❯

Senior Java Engineer – Product Engineering | B2B SaaS | Insurtech Up to £120,000 per annum plus bonus and excellent pension London – 2 days a week Java | Spring Boot | AWS | Kubernetes | Event-Driven Architecture Senior Java Engineer – We have been exclusively engaged by a leading B2B SaaS technology business to find a Senior Java Engineer with a “product engineering” mindset to join … but operating with the freedom of a scale-up, the company offers the best of both worlds: long-term security and the agility to innovate. The Role The Senior Java Engineer will play a central role in designing, building, and scaling products that deliver tangible business value. Working closely with Product and the business, you will be leading technical initiatives … code. The role requires someone who enjoys solving complex challenges, influencing architectural decisions and building scalable, resilient systems. Key Responsibilities Designing and developing production-ready features and services in Java (Spring Boot) and cloud-native environments. Contributing to system design and architecture, ensuring simple and pragmatic solutions to complex problems. Working collaboratively with Product Managers and teammates to balance the More ❯

Senior Java Engineer – Product Engineering | B2B SaaS | Insurtech Up to £120,000 per annum plus bonus and excellent pension London – 2 days a week Java | Spring Boot | AWS | Kubernetes | Event-Driven Architecture Senior Java Engineer – We have been exclusively engaged by a leading B2B SaaS technology business to find a Senior Java Engineer with a “product engineering” mindset to join … but operating with the freedom of a scale-up, the company offers the best of both worlds: long-term security and the agility to innovate. The Role The Senior Java Engineer will play a central role in designing, building, and scaling products that deliver tangible business value. Working closely with Product and the business, you will be leading technical initiatives … code. The role requires someone who enjoys solving complex challenges, influencing architectural decisions and building scalable, resilient systems. Key Responsibilities Designing and developing production-ready features and services in Java (Spring Boot) and cloud-native environments. Contributing to system design and architecture, ensuring simple and pragmatic solutions to complex problems. Working collaboratively with Product Managers and teammates to balance the More ❯

Senior Software Developer (Java/Spring) | London (Hybrid) | £50K 💰 📍 Location: London (Hybrid) 🕒 Experience: 2+ years 💼 Type: Full-time | Permanent 🚀 The company are developing software solutions that address a wide range of challenges faced by the public sector. Their customers include government departments, agencies, and other public sector organisations, helping them streamline processes and achieve their goals effectively. They are looking … Senior Software Engineer who looking is eager to learn, and are ready to contribute to our ongoing growth and success. 💻 What You’ll Do: 🔧 Develop and maintain applications using Java & Spring Boot ✅ Write and maintain unit, integration, and end-to-end tests 🔍 Participate in code reviews and uphold coding standards 🎨 Help design scalable, secure features and services 🛠️ Troubleshoot and debug … complex systems 📦 Use CI/CD tools 🧠 What You Bring: 🧪 2+ years’ commercial experience in Java with Spring 🧰 Solid grasp of modern Java practices 🔄 Familiarity with Agile methodologies & short delivery cycles ⚙️ Hands-on with CI tools and Git-based workflows 💼 What We Offer: 💰 Salary: Up to £50k DOE 🏠 Flexible Hybrid Working - 2 days onsite per week 🎉 Profit share scheme to More ❯

Senior Software Developer (Java/Spring) | London (Hybrid) | £50K 💰 📍 Location: London (Hybrid) 🕒 Experience: 2+ years 💼 Type: Full-time | Permanent 🚀 The company are developing software solutions that address a wide range of challenges faced by the public sector. Their customers include government departments, agencies, and other public sector organisations, helping them streamline processes and achieve their goals effectively. They are looking … Senior Software Engineer who looking is eager to learn, and are ready to contribute to our ongoing growth and success. 💻 What You’ll Do: 🔧 Develop and maintain applications using Java & Spring Boot ✅ Write and maintain unit, integration, and end-to-end tests 🔍 Participate in code reviews and uphold coding standards 🎨 Help design scalable, secure features and services 🛠️ Troubleshoot and debug … complex systems 📦 Use CI/CD tools 🧠 What You Bring: 🧪 2+ years’ commercial experience in Java with Spring 🧰 Solid grasp of modern Java practices 🔄 Familiarity with Agile methodologies & short delivery cycles ⚙️ Hands-on with CI tools and Git-based workflows 💼 What We Offer: 💰 Salary: Up to £50k DOE 🏠 Flexible Hybrid Working - 2 days onsite per week 🎉 Profit share scheme to More ❯

Senior Software Engineer (Java) – Portfolio Optimization | Fintech | London/Hybrid About My Client My client is a high-growth fintech company transforming the way capital markets operate. Their mission is to make global financial systems safer , more efficient , and more open , using advanced technology and deep domain expertise. They partner with leading banks and institutional investors to develop intelligent solutions … groups, as well as support groups Who You Are B.Sc. degree in Computer Science, SW Engineering or equivalent (M.Sc. is an advantage) At least 8 years of experience in Java server-side development, including cloud services (preferably AWS) Experience with C# and .NET (ability to understand code and general knowledge of the framework) Experience in building complex, large-scale software … solutions from scratch to live production Experience with Java, Spring Boot, Spring Data, JPA, Swagger, Maven, Kafka, PostgreSQL, Jenkins, GIT, RESTful Services, Docker Strong analytical skills Self-starter, fast learner, and great interpersonal skills Excellent English communication skills – spoken and written Financial affinity is an advantage A “Can-Do” mentality and mindset Can learn and work in a fast-paced More ❯

Senior Software Engineer (Java) – Portfolio Optimization | Fintech | London/Hybrid About My Client My client is a high-growth fintech company transforming the way capital markets operate. Their mission is to make global financial systems safer , more efficient , and more open , using advanced technology and deep domain expertise. They partner with leading banks and institutional investors to develop intelligent solutions … groups, as well as support groups Who You Are B.Sc. degree in Computer Science, SW Engineering or equivalent (M.Sc. is an advantage) At least 8 years of experience in Java server-side development, including cloud services (preferably AWS) Experience with C# and .NET (ability to understand code and general knowledge of the framework) Experience in building complex, large-scale software … solutions from scratch to live production Experience with Java, Spring Boot, Spring Data, JPA, Swagger, Maven, Kafka, PostgreSQL, Jenkins, GIT, RESTful Services, Docker Strong analytical skills Self-starter, fast learner, and great interpersonal skills Excellent English communication skills – spoken and written Financial affinity is an advantage A “Can-Do” mentality and mindset Can learn and work in a fast-paced More ❯

Senior Software Engineer (Java) – Portfolio Optimization | Fintech | London/Hybrid About My Client My client is a high-growth fintech company transforming the way capital markets operate. Their mission is to make global financial systems safer , more efficient , and more open , using advanced technology and deep domain expertise. They partner with leading banks and institutional investors to develop intelligent solutions … groups, as well as support groups Who You Are B.Sc. degree in Computer Science, SW Engineering or equivalent (M.Sc. is an advantage) At least 8 years of experience in Java server-side development, including cloud services (preferably AWS) Experience with C# and .NET (ability to understand code and general knowledge of the framework) Experience in building complex, large-scale software … solutions from scratch to live production Experience with Java, Spring Boot, Spring Data, JPA, Swagger, Maven, Kafka, PostgreSQL, Jenkins, GIT, RESTful Services, Docker Strong analytical skills Self-starter, fast learner, and great interpersonal skills Excellent English communication skills – spoken and written Financial affinity is an advantage A “Can-Do” mentality and mindset Can learn and work in a fast-paced More ❯

Senior Software Engineer (Java) – Portfolio Optimization | Fintech | London/Hybrid About My Client My client is a high-growth fintech company transforming the way capital markets operate. Their mission is to make global financial systems safer , more efficient , and more open , using advanced technology and deep domain expertise. They partner with leading banks and institutional investors to develop intelligent solutions … groups, as well as support groups Who You Are B.Sc. degree in Computer Science, SW Engineering or equivalent (M.Sc. is an advantage) At least 8 years of experience in Java server-side development, including cloud services (preferably AWS) Experience with C# and .NET (ability to understand code and general knowledge of the framework) Experience in building complex, large-scale software … solutions from scratch to live production Experience with Java, Spring Boot, Spring Data, JPA, Swagger, Maven, Kafka, PostgreSQL, Jenkins, GIT, RESTful Services, Docker Strong analytical skills Self-starter, fast learner, and great interpersonal skills Excellent English communication skills – spoken and written Financial affinity is an advantage A “Can-Do” mentality and mindset Can learn and work in a fast-paced More ❯

Automation Tester (ETRM Platforms) Permanent Location: UK - Remote Salary: £55,000 - £90,000 (+ benefits) Skills: ETRM platform experience, (Openlink Endur, Findur etc.), Automation testing Python, Java etc. We are seeking Automation Testers, (up to Lead Tester), for a leading software company that delivers advanced solutions for trading and risk management across global financial and energy markets. There are options … London working. What you'll bring Essential skills include strong experience in test automation with an ETRM platform with as many of the following as possible: Programming & Scripting: Python, Java, JavaScript, C++, Scriban Web Technologies: RESTful APIs, HTTP, JSON, HTML, CSS, Node.js Databases: SQL Server, MySQL, PostgreSQL, MongoDB Tools & Frameworks: Git, Docker, Jenkins, Kubernetes, Agile (Scrum & Kanban), JIRA, Pytest, Powershell More ❯

Senior Java Developer – Middle Office Platform (Credit & Rates Trading) Location: London Salary: £120K-£140K + up to 25% Bonus + benefits About the Company This global financial technology firm is renowned for combining cutting-edge engineering with a market-leading trading platform that powers electronic trading across Credit and Rates. Their flagship product is used daily by thousands of brokers … paced, product-focused culture where engineers have direct impact on scaling systems that sit at the heart of global capital markets. The Role We are seeking a Senior Backend Java Engineer to play a key role in scaling the Middle Office platform of a world-leading electronic trading system. You’ll work on mission-critical backend services, collaborating closely with … electronic markets. Global impact engineering: Collaborate with international teams, delivering systems used daily across the US, Europe, and Asia. What They’re Looking For 8+ years of professional Core Java development experience Strong knowledge of data structures and algorithms Hands-on experience with SQL and at least one scripting language (Python, Perl, Shell etc.) Solid understanding of network programming fundamentals More ❯

Senior Java Developer – Middle Office Platform (Credit & Rates Trading) Location: London Salary: £120K-£140K + up to 25% Bonus + benefits About the Company This global financial technology firm is renowned for combining cutting-edge engineering with a market-leading trading platform that powers electronic trading across Credit and Rates. Their flagship product is used daily by thousands of brokers … paced, product-focused culture where engineers have direct impact on scaling systems that sit at the heart of global capital markets. The Role We are seeking a Senior Backend Java Engineer to play a key role in scaling the Middle Office platform of a world-leading electronic trading system. You’ll work on mission-critical backend services, collaborating closely with … electronic markets. Global impact engineering: Collaborate with international teams, delivering systems used daily across the US, Europe, and Asia. What They’re Looking For 8+ years of professional Core Java development experience Strong knowledge of data structures and algorithms Hands-on experience with SQL and at least one scripting language (Python, Perl, Shell etc.) Solid understanding of network programming fundamentals More ❯

Senior Java Developer – Middle Office Platform (Credit & Rates Trading) Location: London Salary: £120K-£140K + up to 25% Bonus + benefits About the Company This global financial technology firm is renowned for combining cutting-edge engineering with a market-leading trading platform that powers electronic trading across Credit and Rates. Their flagship product is used daily by thousands of brokers … paced, product-focused culture where engineers have direct impact on scaling systems that sit at the heart of global capital markets. The Role We are seeking a Senior Backend Java Engineer to play a key role in scaling the Middle Office platform of a world-leading electronic trading system. You’ll work on mission-critical backend services, collaborating closely with … electronic markets. Global impact engineering: Collaborate with international teams, delivering systems used daily across the US, Europe, and Asia. What They’re Looking For 8+ years of professional Core Java development experience Strong knowledge of data structures and algorithms Hands-on experience with SQL and at least one scripting language (Python, Perl, Shell etc.) Solid understanding of network programming fundamentals More ❯

Senior Java Developer – Middle Office Platform (Credit & Rates Trading) Location: London Salary: £120K-£140K + up to 25% Bonus + benefits About the Company This global financial technology firm is renowned for combining cutting-edge engineering with a market-leading trading platform that powers electronic trading across Credit and Rates. Their flagship product is used daily by thousands of brokers … paced, product-focused culture where engineers have direct impact on scaling systems that sit at the heart of global capital markets. The Role We are seeking a Senior Backend Java Engineer to play a key role in scaling the Middle Office platform of a world-leading electronic trading system. You’ll work on mission-critical backend services, collaborating closely with … electronic markets. Global impact engineering: Collaborate with international teams, delivering systems used daily across the US, Europe, and Asia. What They’re Looking For 8+ years of professional Core Java development experience Strong knowledge of data structures and algorithms Hands-on experience with SQL and at least one scripting language (Python, Perl, Shell etc.) Solid understanding of network programming fundamentals More ❯

office access Career Coaching: Regular 1:1s with a dedicated coach to support your growth Learning & Development: 5 paid training days per year + premium resources Tech Stack Exposure: Java, Spring Boot, AWS, React.js, DevOps, and more Inclusive Culture: Join a collaborative team that values innovation and diversity Competitive Package: Up to £80,000 DOE + comprehensive benefits Your Skills … Experience Strong in Java & Spring Boot Hands-on with AWS (Lambda, ECS, S3, etc.) Front-end experience with React.js , TypeScript , or Angular.js Familiar with CI/CD pipelines and DevOps tooling Bonus: Exposure to AI/ML , Kubernetes , or serverless architecture Security Clearance Notice Due to the nature of the work, SC Clearance eligibility is essential . You must be More ❯

delivery of projects within scope, time, and budget. Drive continuous improvement initiatives within the team. What are we looking for? Senior Developer 5+ years of software development experience, including JAVA 5/J2EE, ReactJS, Web Services, XML, SQL, Gradle, Spring, Hibernate, Castor, REST/JSON, and Enterprise Messaging System. Experience with configuration management tools like Git, Tortoise SVN, Source Tree … Wider Financial services experience is advantageous. Experience with Core Insurance COTS (Guidewire, Duck Creek, Sapiens, tia, etc.) is highly desirable. Lead Developer 8+ years of software development experience, including JAVA 5/J2EE, ReactJS, Web Services, XML, SQL, Gradle, Spring, Hibernate, Castor, REST/JSON, and Enterprise Messaging System. Extensive experience with configuration management tools like Git, Tortoise SVN, Source More ❯

Kubernetes Engine and BigQuery). Other significant tools of the platform include Linux, Terraform, Kubernetes, Docker, Packer, Ansible and Jenkins. We support applications and services written in Golang, Python, Java, Scala and .Net. We monitor and alert on everything we deploy via Grafana, Prometheus, Graphite and ELK stacks. The team holds itself accountable to a high standard of build quality. … monitoring and alerting using one or more of: Graphite, Statsd, Prometheus, Grafana, PagerDuty You have expertise in at least one scripting or programming language (Python, Bash, Ruby, Node, Golang, Java) Bonus Points If You Have You have good knowledge of the network stack at L4 and L7, particularly inter VPC routing You have some experience with managing DNS and resolver More ❯

Role: Software Engineer (Java, TypeScript, JavaScript, NodeJS, ReactJS, Python) Location: Remote working with some meetings at offices either in Manchester or London. IR35 status: Outside Length of contract: 5 months initial contract (with a view to possible extension) Overview We are seeking a Software Engineer to support the delivery and maintenance of shared engineering components and templates across our client More ❯