1 to 25 of 162 Remote Java Developer Jobs in the South East

Java Developer - Low Latency - eTrading, Slough Client: Source Technology Location: Slough, United Kingdom Job Category: Other Work Arrangement: Remote-friendly role with up to 2 days in the office per week, flexible. EU work permit required: Yes Job Views: 2 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job Description: Low … Latency Java Developer Location: London (Hybrid) Contract: Outside IR35, ~£800-£1,000 (flexible for top candidates) Source Technology has multiple high-performance Java developer roles available on projects at a tier-one investment bank across FX and Cash Equities. What You’ll Do: Develop and optimise … monitoring, reconciliation, and recovery. Implement automated testing and CI/CD best practices. What We’re Looking For: 10+ years' experience in low-latency Java (Java 11+) development. Expertise in JVM tuning, asynchronous programming, and high-performance messaging. Strong understanding of exchange connectivity, market data feeds, and FIX More ❯

Java Developer Role - Award-Winning UK based FinTech Company - Epsom, Surrey- Hybrid Working - £60,000 - £70,000 (Depending on Experience) G.R.E. Recruitment Limited is delighted to partner with an Award-Winning UK based FinTech Company who are looking to add a Java Developer to their expanding … development team. Ideally I am looking for a Mid-Level Java Developer who has 3-5 yrs experience of working with Java 8+, Spring MVC, SpringBoot, REST API's and using build tools such as Maven/Gradle. They would consider a more experienced Java Developer More ❯

Java Developer – Satellite Systems (Microservices, Agile, Spring Boot) Location: Portsmouth (Hybrid - x3 days per week on-site) 12 month contract Rates - Around £55 per hour (Inside IR35) Are you ready to work on technology that will launch the next generation of satellites? A leading global aerospace organisation is … seeking a skilled Java Developer to join a dynamic 7-person Scrum team, working on a critical software system for a new satellite platform. This is an exciting opportunity to contribute to cutting-edge space technology in a collaborative, agile environment. About the Role: You’ll be involved … throughout the full software development lifecycle, from design through to testing. The role will focus on building high-performance, secure, and scalable microservices using Java and Spring Boot, within a modern CI/CD DevOps setup. Key Responsibilities: Develop high-quality code as part of an Agile Scrum team More ❯

Java Developer – Satellite Systems (Microservices, Agile, Spring Boot) Location: Portsmouth (Hybrid - x3 days per week on-site) 12 month contract Rates - Around £55 per hour (Inside IR35) Are you ready to work on technology that will launch the next generation of satellites? A leading global aerospace organisation is … seeking a skilled Java Developer to join a dynamic 7-person Scrum team, working on a critical software system for a new satellite platform. This is an exciting opportunity to contribute to cutting-edge space technology in a collaborative, agile environment. About the Role: You’ll be involved … throughout the full software development lifecycle, from design through to testing. The role will focus on building high-performance, secure, and scalable microservices using Java and Spring Boot, within a modern CI/CD DevOps setup. Key Responsibilities: Develop high-quality code as part of an Agile Scrum team More ❯

Are you an experienced Java Developer looking for a new challenge and to work for an AI startup with an important mission? 🚀 Senior Java Developer – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple Senior Java Developers as well as DevOps Engineers. As a Senior Java Developer, you will: Have 5+ years experience as a Software Engineer Experience … developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters of a modern More ❯

Are you an experienced Java Developer looking for a new challenge and to work for an AI startup with an important mission? 🚀 Senior Java Developer – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple Senior Java Developers as well as DevOps Engineers. As a Senior Java Developer, you will: Have 5+ years experience as a Software Engineer Experience … developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters of a modern More ❯

Are you an experienced Java Developer looking for a new challenge and to work for an AI startup with an important mission? 🚀 Senior Java Developer – Revolutionising Data Security 🚀 Location : Hybrid working 1-3 days a week in central London (King’s Cross) Salary … privacy and security, amidst the GenAI boom. This is an incredibly exciting time to join the team as they are growing with multiple Senior Java Developers as well as DevOps Engineers. As a Senior Java Developer, you will: Have 5+ years experience as a Software Engineer Experience … developing with: Java, Spring Boot, Microservices, Kafka (or other messaging queues e.g. RabbitMQ), AWS, Docker, Kubernetes A desire to be part of an important mission Be adaptable to working in the buzzing, dynamic fast-paced environment of an early-stage scale-up They are avid promoters of a modern More ❯

The right to work in the UK without sponsorship is essential for this vacancy. An exciting opportunity for a Java Developer has arisen with a leading cyber security innovator developing cutting-edge cyber security testing solutions, based in London. This is a great opportunity for a Java Developer to join a fast-growing, mission-driven team and help shape the future of automated cyber security testing tools. You’ll work hands-on with Java, collaborating across disciplines to build innovative solutions with autonomy and immediate impact. You will commit to a hybrid working model … required onsite 3 days a week. Experience of the Java Developer includes: 1+ year with Java development and object-oriented design Test-driven development, including experience with TDD, JUnit, and user testing Use of GIT VCS Creation of detailed design documentation If you are a Java More ❯

The right to work in the UK without sponsorship is essential for this vacancy. An exciting opportunity for a Java Developer has arisen with a leading cyber security innovator developing cutting-edge cyber security testing solutions, based in London. This is a great opportunity for a Java Developer to join a fast-growing, mission-driven team and help shape the future of automated cyber security testing tools. You’ll work hands-on with Java, collaborating across disciplines to build innovative solutions with autonomy and immediate impact. You will commit to a hybrid working model … required onsite 3 days a week. Experience of the Java Developer includes: 1+ year with Java development and object-oriented design Test-driven development, including experience with TDD, JUnit, and user testing Use of GIT VCS Creation of detailed design documentation If you are a Java More ❯

The right to work in the UK without sponsorship is essential for this vacancy. An exciting opportunity for a Java Developer has arisen with a leading cyber security innovator developing cutting-edge cyber security testing solutions, based in London. This is a great opportunity for a Java Developer to join a fast-growing, mission-driven team and help shape the future of automated cyber security testing tools. You’ll work hands-on with Java, collaborating across disciplines to build innovative solutions with autonomy and immediate impact. You will commit to a hybrid working model … required onsite 3 days a week. Experience of the Java Developer includes: 1+ year with Java development and object-oriented design Test-driven development, including experience with TDD, JUnit, and user testing Use of GIT VCS Creation of detailed design documentation If you are a Java More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £90k + 25-50% bonus … We are working with our long-term partners on the hunt for numerous Mid-level Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by … someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £90k + 25-50% bonus … We are working with our long-term partners on the hunt for numerous Mid-level Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by … someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data More ❯

Have you got experience leading a team while remaining hands-on and technically involved? Lead Java Developer – FX Trading Salary : up to £130k + bonus (25-50%) Location : London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor … FinTech that has been acquired by a leading capital market. They are looking for an experienced Java Developer who will fulfil a hands-on Lead role leading the next generation of Java Developers. They are looking for the following experience in Lead Java Developers: Core Java … looking for a step up in your career to take on additional responsibilities while remaining technically hands-on? Apply now for this excellent Lead Java Developer opportunity! Please note : Due to compliancy reasons, we will only be able to consider applications based in and eligible to work in More ❯

Have you got experience leading a team while remaining hands-on and technically involved? Lead Java Developer – FX Trading Salary : up to £130k + bonus (25-50%) Location : London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor … FinTech that has been acquired by a leading capital market. They are looking for an experienced Java Developer who will fulfil a hands-on Lead role leading the next generation of Java Developers. They are looking for the following experience in Lead Java Developers: Core Java … looking for a step up in your career to take on additional responsibilities while remaining technically hands-on? Apply now for this excellent Lead Java Developer opportunity! Please note : Due to compliancy reasons, we will only be able to consider applications based in and eligible to work in More ❯

Social network you want to login/join with: Lead Java Developer, crawley, west sussex col-narrow-left Client: James Adams Location: crawley, west sussex, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 col-wide … Job Description: Lead Java Developer – Gaming | Hybrid (London – 3 days on-site) | Up to £95,000 per annum basic salary + Bonus & Benefits James Adams Recruitment has partnered with a fast-growing company at the forefront of the online gaming industry. Our client is an innovator in the … iGaming space, delivering cutting-edge online gaming to a global audience. They are looking for a Lead Java Developer t o play a pivotal role in shaping the architecture and development of their real-time gaming platform. The Role This is a hands-on leadership role (90% coding More ❯

Position: Lead Java Developer Employment Type: Contract, Full time Start: ASAP Location: London– Hybrid 3 days a week Languages: English Role – We are seeking a Lead Java Developer with a strong background in AWS cloud technologies to join our high-performing development team. In this leadership … role, you will drive the design and implementation of scalable web applications, leveraging modern Java frameworks and AWS Serverless services. You'll guide development efforts from conception through production, playing a pivotal role in shaping architecture, mentoring developers, and ensuring project delivery excellence. Key skills: 10 years of professional … experience in software development. Proven expertise in Java (Java 11+) and Spring-based microservice architectures. Hands-on experience with AWS cloud ecosystem, including key services such as Lambda, DynamoDB, ECS Fargate, CloudFormation, Kinesis, IAM, SQS, SNS, S3, API Gateway, and related tools. Strong command of containerization using Docker. More ❯

Position: Lead Java Developer Employment Type: Contract, Full time Start: ASAP Location: London– Hybrid 3 days a week Languages: English Role – We are seeking a Lead Java Developer with a strong background in AWS cloud technologies to join our high-performing development team. In this leadership … role, you will drive the design and implementation of scalable web applications, leveraging modern Java frameworks and AWS Serverless services. You'll guide development efforts from conception through production, playing a pivotal role in shaping architecture, mentoring developers, and ensuring project delivery excellence. Key skills: 10 years of professional … experience in software development. Proven expertise in Java (Java 11+) and Spring-based microservice architectures. Hands-on experience with AWS cloud ecosystem, including key services such as Lambda, DynamoDB, ECS Fargate, CloudFormation, Kinesis, IAM, SQS, SNS, S3, API Gateway, and related tools. Strong command of containerization using Docker. More ❯

Position: Lead Java Developer Employment Type: Contract, Full time Start: ASAP Location: London– Hybrid 3 days a week Languages: English Role – We are seeking a Lead Java Developer with a strong background in AWS cloud technologies to join our high-performing development team. In this leadership … role, you will drive the design and implementation of scalable web applications, leveraging modern Java frameworks and AWS Serverless services. You'll guide development efforts from conception through production, playing a pivotal role in shaping architecture, mentoring developers, and ensuring project delivery excellence. Key skills: 10 years of professional … experience in software development. Proven expertise in Java (Java 11+) and Spring-based microservice architectures. Hands-on experience with AWS cloud ecosystem, including key services such as Lambda, DynamoDB, ECS Fargate, CloudFormation, Kinesis, IAM, SQS, SNS, S3, API Gateway, and related tools. Strong command of containerization using Docker. More ❯

Social network you want to login/join with: Contract Application Developer (Java, Typescript & Endur), slough col-narrow-left Client: X4 Technology Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry Date: 15.07.2025 col-wide Job … Description: Role: Application Developer Industry: Energy trading Day Rate: £500-600/d inside IR35 Location: London (hybrid) Contract: 6 months (strong extension potential) X4 Technology are partnered with a global energy trading company looking for a skilled Application Developer to join their team on a contract basis. … environment, contributing to the development and integration of solutions that support renewable energy trading, financial analytics, and risk management. Responsibilities of the Contract Application Developer (Java, Typescript, Endur) Develop, enhance and maintain applications using Java and TypeScript . Customise and support Endur (Openlink), including JVS and AVS More ❯

Java Developer (Outside IR35 Contract), Southampton Client: Bonhill Partners Location: Southampton, United Kingdom Job Category: Other Work Permit Required: Yes Job Views: 4 Posted: 04.06.2025 Expiry Date: 19.07.2025 Job Description: Java Developer (Contract) – Fintech Scale-Up | Outside IR35 Location: London (Hybrid – 3 days in office) Duration … people and institutions make the most of their money by simplifying access to high-performing savings products. The Role We’re looking for a Java Developer to join their growing platform team on a 6-month Outside IR35 contract . This is a backend-focused role where you … environment, helping them scale to meet growing demand from financial institutions and end-users alike. Key Responsibilities Develop and maintain scalable backend services using Java Architect and implement service-oriented and event-driven systems Optimise and manage PostgreSQL databases Contribute to light React frontend work when needed Build and More ❯

Social network you want to login/join with: Java Developer with SQL, Portsmouth, Hampshire Client: Xoriant Location: Portsmouth, Hampshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 2 Posted: 06.06.2025 Expiry Date: 21.07.2025 Job Description: Java Developer with Very Strong SQL … Location: Glasgow, UK Hybrid (2-3 days a week) Contract (6+ Months) Inside IR35 The Role Our team is looking for an experienced Java developer for their multi-year Disclosure of Interest (DOI) program. This is a hands-on technical role based out of Glasgow. Joining the Global … wide businesses; effective communication skills are essential for coordinating with different systems involved in DOI. What You'll Need to Succeed Proficient experience in Java and related technologies Experience with Java frameworks and technologies, particularly Spring, Framework, Angular, Spark Experience with web services, particularly REST Familiarity with testing More ❯

Social network you want to login/join with: Java Developer with SQL, Crawley, West Sussex Client: Xoriant Location: Crawley, West Sussex, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 1 Posted: 06.06.2025 Expiry Date: 21.07.2025 Job Description: Java Developer with Very … SQL Location: Glasgow, UK Hybrid (2-3 days a week) Contract (6+ Months) Inside IR35 The Role Our team is looking for an experienced Java developer for their multi-year Disclosure of Interest (DOI) program. This is a hands-on technical role based out of Glasgow. Joining the … to have effective communication skills to handle discussions with different systems that DOI interacts with. What You'll Need to Succeed Proficient experience in Java and related technologies Experience in using common Java frameworks and technologies, particularly Spring, Framework, Angular, Spark Experience with web services, particularly REST Familiarity More ❯

Social network you want to login/join with: Java Developer (Outside IR35 Contract), Woking Client: Bonhill Partners Location: Woking, United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 4 Posted: 04.06.2025 Expiry Date: 19.07.2025 Job Description: Java Developer (Contract) – Fintech Scale-Up … people and institutions make the most of their money by simplifying access to high-performing savings products. The Role We’re looking for a Java Developer to join their growing platform team on a 6-month Outside IR35 contract . This is a backend-focused role where you … environment, helping them scale to meet growing demand from financial institutions and end-users alike. Key Responsibilities Develop and maintain scalable backend services using Java Architect and implement service-oriented and event-driven systems Optimise and manage PostgreSQL databases Contribute to light React frontend work when needed Build and More ❯

Social network you want to login/join with: Java Developer (Outside IR35 Contract), Slough Client: Bonhill Partners Location: Slough, United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 4 Posted: 04.06.2025 Expiry Date: 19.07.2025 Job Description: Java Developer (Contract) – Fintech Scale-Up … people and institutions make the most of their money by simplifying access to high-performing savings products. The Role We’re looking for a Java Developer to join their growing platform team on a 6-month Outside IR35 contract . This is a backend-focused role where you … environment, helping them scale to meet growing demand from financial institutions and end-users alike. Key Responsibilities Develop and maintain scalable backend services using Java Architect and implement service-oriented and event-driven systems Optimise and manage PostgreSQL databases Contribute to light React frontend work when needed Build and More ❯

Social network you want to login/join with: Java Developer (Outside IR35 Contract), Maidstone Client: Bonhill Partners Location: Maidstone, United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 4 Posted: 04.06.2025 Expiry Date: 19.07.2025 Job Description: Java Developer (Contract) – Fintech Scale-Up … people and institutions make the most of their money by simplifying access to high-performing savings products. The Role We’re looking for a Java Developer to join their growing platform team on a 6-month Outside IR35 contract . This is a backend-focused role where you … environment, helping them scale to meet growing demand from financial institutions and end-users alike. Key Responsibilities Develop and maintain scalable backend services using Java Architect and implement service-oriented and event-driven systems Optimise and manage PostgreSQL databases Contribute to light React frontend work when needed Build and More ❯