25 of 25 Permanent Java Developer Jobs in London

Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging … best practices in software engineering across teams and projects Key skills and experience: Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging … Previous experience working within a consulting organisation or the public sector is essentail Must be either SC cleared or eligible Experience working as a Java Developer Java development experience Experience working within cloud environments If this role sounds of interest, then please apply with your updated CV. ...

Java Developer/Software Engineer (Spring Boot AWS) London/WFH to £90k Are you a backend focussed Java technologist who enjoys building systems from scratch? You could be progressing your career at a global, prime broker that is replacing the legacy infrastructure used across capital markets … designed for today's complex global markets. The company is experiencing great success in the US and is expanding into the UK. As a Java Developer you will join a small team responsible for building a brand new Futures Trading platform for the UK, primarily using Java ...

Java Developer | Backend | Microservices | FinTech | London | Hybrid | £90k I'm proud to partner with a global financial organisation, creating an app that allows people in countries like Mexico, Argentina, Colombia, and Brazil manage money in digital dollars and digital euros and it’s designed to protect users from … with partners such as Mastercard, Stripe, OpenAI to make sure they leverage latest technology in all their products.They are looking for an experienced Senior Java Developer, predominantly on version 21 with PostGres Database and Spring Boot, to help develop their rapidly growing application, by building REST APIs, Microservices ...

Senior Java Developer/Backend Software Engineer (Java Spring Boot) London/WFH to £85k Are you a Software Engineer looking for an opportunity where you can make an impact? You could be progressing your career in a senior, hands-on role at a growing US based … company that provide a platform for gaming and gambling businesses to retain their customer base, as they expand their UK presence. As a Senior Java Developer you will be instrumental in helping the company to bring all tech inhouse; you'll design and develop new features and enhancements ...

Lead Java Developer | Backend | Microservices | FinTech | London | Hybrid | £140k I'm proud to partner with a global financial organisation, creating an app that allows people in countries like Mexico, Argentina, Colombia, and Brazil manage money in digital dollars and digital euros and it’s designed to protect users … with partners such as Mastercard, Stripe, OpenAI to make sure they leverage latest technology in all their products.They are looking for an experienced Senior Java Developer, predominantly on version 21 with PostGres Database and Spring Boot, to help develop their rapidly growing application, by building REST APIs, Microservices ...

Senior Java Developer - Remote Working Lynx are currently working with a large IT consultancy to help them source a Senior Java Developer . Our client is large global Consultancy who work with enterprise clients, solving their business and technology problems using cutting edge Solutions. Responsibilities: Engaging ...

Back End Java Developer with experience within the iGaming and Gambling sector looking for a new and exciting challenge? BENEFITS : up to £95k depending on experience, fully remote, excellent benefits package You will be joining a rapidly expanding company within the iGaming sector, who are committed to providing … brands within our market, blending sports betting and online casino entertainment on a cutting-edge, custom-built platform. You will be a skilled Senior Java Backend Developer who is a self-motivated professional with a strong track record and a passion for excellence. You'll play ...

Senior Java Developer/Backend Software Engineer (Java Spring Boot) London/WFH to £85k Are you a Software Engineer looking for an opportunity where you can make an impact? You could be progressing your career in a senior, hands-on role at a growing US based ...

Role: Our client is seeking a Senior Hands-on Java Developer to join a Tier-1 Global Financial Institution's Fixed Income team. This isn't a "business as usual" role-you will be a key architect in re-engineering a mission-critical trading platform, migrating legacy systems … Focus: Electronic Trading, Messaging Channels, and Exchange Interfacing. Tech Culture: Modern engineering with AI-integrated workflows (GitLab Duo/CoPilot). Your Technical Arsenal Java Expert: Mastery of core Java, Spring Boot, and Spring Integration. Domain Specialist: Deep experience in Fixed Income (Treasuries, Corporate Bonds, Mortgages) and trading ...

Role: Our client is seeking a Senior Hands-on Java Developer to join a Tier-1 Global Financial Institution's Fixed Income team. This isn't a "business as usual" role-you will be a key architect in re-engineering a mission-critical trading platform, migrating legacy systems … Focus: Electronic Trading, Messaging Channels, and Exchange Interfacing. Tech Culture: Modern engineering with AI-integrated workflows (GitLab Duo/CoPilot). Your Technical Arsenal Java Expert: Mastery of core Java, Spring Boot, and Spring Integration. Domain Specialist: Deep experience in Fixed Income (Treasuries, Corporate Bonds, Mortgages) and trading ...

Lead Java Developer - £85k & LondonJava, Springboot, Microservices, AWSI’m partnering with an established tech firm that’s been building digital platforms and mobile products for over 2 decades.They work with well-known businesses in highly regulated industries, where systems need to be secure, reliable and built properly. They … things are designed and improved, and there’s a real emphasis on clean code, testing and maintainability.Their current tech stack is a mixture of Java, Springboot, Microservices, Kakfa, AWS, CI/CD, SQL, Kubernetes to name a few areas. We need strong engineers who are great communicators ...

looking for an experienced and proactive Full Stack Java Developer to develop robust desktop applications and backend services, as well as modern web interfaces for our treasury management products. You will engage in the full software development life cycle (SDLC), collaborating with product management, quality assurance, and design … driving innovation in our software solutions. Key Responsibilities Design, build, test and maintain both thin and thick applications. Develop and improve wed frontends using Java and JavaScript delivering responsive, intuitive UI/UX. Model and manage data with MS SQL (Schema design, performance tuning, complex queries). ...

Java Developer/Software Engineer (Spring Boot AWS) London/WFH to £90k Are you a backend focussed Java technologist who enjoys building systems from scratch? You could be progressing your career at a global, prime broker that is replacing the legacy infrastructure used across capital markets ...

Adword Job title: Java Developer with SQL & GIT Duration: Permanent Location: London - Hybrid (3 days a week from office) Job description: We are seeking talented Senior Hands on Java Developers to join our core Fixed Income team in lead and support roles To help design develop … years of experience in software development required 5 years of experience working with Fixed Income Products and Associated Electronic Workflows Strong proficiency with Java SQL and Git Very good understanding of industry standard trading protocols like FIX FpML Proficiency with Data Standards Data Modelling Proficiency with textbased formats like ...

Mercator Digital is seeking a skilled Java Developer to join its growing consultancy team, supporting digital transformation projects across the public and private sectors. Youll work in collaborative agile teams, delivering high-quality, sustainable software solutions. Key Responsibilities & Requirements Strong Java development experience with a proven track ...

Adword Job title: Java Developer with SQL & GIT Duration: Permanent Location: London - Hybrid (3 days a week from office) Job description: We are seeking talented Senior Hands on Java Developers to join our core Fixed Income team in lead and support roles To help design develop ...

Mercator Digital is seeking a skilled Java Developer to join its growing consultancy team, supporting digital transformation projects across the public and private sectors. Youll work in collaborative agile teams, delivering high-quality, sustainable software solutions. Key Responsibilities & Requirements Strong Java development experience with a proven track ...

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over … customers by delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position ...

Senior Java Engineer – Microservices Migration (iGaming) Are you a Senior Java Engineer who has led or been deeply involved in moving monolithic platforms to modern microservices architecture? If you enjoy complex systems, large scale integrations and building reliable back ends, this could be a great next step. Package … pension. London based with hybrid working, 3 days from home. About the Role You will play a key role in migrating an existing monolithic Java platform to a modern microservices architecture. This platform powers the company’s game engine and integrates their products with multiple operators, so reliability, performance ...

Senior Backend Engineer (Java)London (Hybrid – 1 day a week in the office)Salary up to £85,000I’m partnering with a well-established product-led technology company that builds high-traffic backend platforms used by large organisations operating in highly regulated markets across the UK, North America … seen significant growth over the last 5–6 years, with further scaling planned.This is business-critical software, reliability, accuracy and performance genuinely matter.The technology: Java, Springboot, Microservices, AWS, Kafka, CI/CD.The role goes beyond writing code, you’ll contribute to system design, architectural decisions, and long-term platform ...

Full Stack Developer (80% React/20% Java) Location: Fully Remote (UK Based) Rate: £525 per day (Inside IR35) Clearance: Active SC Clearance (Essential) Contract Length: Initial 6 months We are looking for a Frontend-heavy Full Stack Developer to join a long-term digital transformation programme. … This is a high-impact role within a complex, state-driven environment, perfect for a React expert who is comfortable dipping into the Java backend when required. The Technical Balance React (80%): You will lead on the frontend, building high-performance, accessible (GDS-aligned) user interfaces and complex dashboards. ...

Reporting to the Head of Platform Development, the Java Game Engine Developer is a pragmatic and self-motivated individual who can both work on their own initiative and function well within a team. The role will be expected to be able to give design recommendations, improve and maintain … into the core Game Engine Framework • Building tools and systems to improve game simulation and RTP calculation Experience Experience of development of stable, scalable Java applications and services. Experience of mathematics associated with statistics, standard deviation and probability, ideally to A level or higher. Essential skills • Excellent spoken ...

business performance. Collaborate with traders and cross-functional teams to provide practical, incremental improvements aligned with strategic objectives. Your Expertise: Strong server-side Java development experience with concurrency skills. This position requires proven experience as a front-office engineer. Excellent problem-solving and analytical abilities. Knowledge of KDB+ ...

Full Stack Developer (80% React/20% Java) Location: Fully Remote (UK Based) Rate: £525 per day (Inside IR35) Clearance: Active SC Clearance (Essential) Contract Length: Initial 6 months We are looking for a Frontend-heavy Full Stack Developer to join a long-term digital transformation programme ...