1 to 25 of 53 Remote Java Jobs in Portsmouth

Senior Java Developer - £75k | FinTech | remote | Java, React, AWS, TypeScript G.Digital have exclusively partnered with a growing FinTech who are looking for a Senior Java Engineer. 🔧 What You’ll Do: Design, develop, and maintain high-performance Java applications Collaborate with cross-functional teams to define, design, and ship new features … of applications Mentor junior developers and provide technical leadership Advocate for clean, scalable, and maintainable code ✅ What you will need: 5+ years of professional Java development experience Experience working with TypeScript to help with frontend bottlenecks Strong understanding of Spring/Spring Boot, REST APIs, and microservices architecture Solid knowledge … plus Excellent problem-solving skills and a team-first mindset 💡 Bonus Points For: Experience with Python 🚀 Package up to £75k remote working bonus Senior Java Developer - £75k | FinTech | remote | Java, React, AWS, TypeScript 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 Collaborate on the design and 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 Collaborate on the design and More ❯

or equivalent technical role. • Proven track record designing enterprise-level solutions across various platforms and technologies. • Proficiency in at least one programming language (e.g., Java, Python, C#). • Strong understanding of cloud platforms (AWS, Azure, or Google Cloud) and modern architectural approaches. • Hands-on experience with APIs, microservices, containerisation (e.g. More ❯

by example. Strong communication and stakeholder engagement skills. A degree in Computer Science, Engineering, Data Science, or a similar field. Tech Stack Highlights Python Java AWS (including Bedrock) Claude Terraform Docker MySQL GitHub & GitHub Actions Perks and Benefits Competitive salary package 25 days holiday (Not including bank holidays) Flexible remote More ❯

Backend Developer with DevOps experience, possessing the following: • Proven expertise (5+ years) in backend development with proficiency in PHP and experience in Python or Java as a plus. • Familiarity with PHP frameworks, preferably Laravel. • In-depth knowledge of relational databases (MySQL) and NoSQL systems (e.g., Elasticsearch). • Hands-on experience More ❯

with a code review process. Adaptability: Thrive in a dynamic startup setting, embracing agile methodologies and evolving priorities. Technical Skills Knowledgeable in Kotlin/Java, Jetpack Compose, and the Android SDK Cloud platforms/AWS/Azure/GCP Infrastructure as code (we use Pulumi) Relational databases such as MySQL More ❯

tools Clear communication skills with a proactive, team-oriented mindset Experience across the full software development lifecycle 💡 Bonus Points For Experience with C++ or Java Exposure to crypto, trading, or finance-related platforms Familiarity with Docker, Kubernetes, CI/CD (GitHub Actions, GitLab, Jenkins, etc.) Prior contributions to open-source More ❯

Datadog, Prometheus, and Grafana Debugging complex systems using tools like strace, dtrace, and beyond Supporting a tech stack that includes Rust, Python, Go, C++, Java, and more 🧠 What You Bring: 5+ years’ experience in DevOps or Systems Engineering 3+ years in fast-moving startups (teams under 50 is a must More ❯

working collaboratively with other teams and keeping up-to-date with emerging technical trends. Cloud experience (AWS or Azure), proficiency in PowerBI, Python/Java and comfort within an Agile environment will be sought. It would be beneficial but not essential to have knowledge of DevOps practices and CI/ More ❯

guides Participate in on-call rotation to ensure 24/7 coverage of global trading systems Use the latest technology stacks such as AWS, Java 17, Python 3, HDF5, Kubernetes, Kafka and Argo Candidate Requirements Years experience in financial technology support, preferably in electronic trading Strong understanding of market data More ❯

experience with Python or JavaScript. Experience working with well-maintained, widely-used repositories with 500+ stars Working knowledge of other major languages (e.g., C++, Java, GO etc.) is a nice to have. Proficiency with Git, Docker, and basic software pipeline setup. Ability to understand and navigate complex codebases. Comfortable running More ❯

with developing, maintaining, and optimizing media sites and content for the video gaming and collectables industry. Qualifications Proficiency in relevant programming languages such as Java, Python, or JavaScript Experience with database management and optimisation Strong problem-solving and analytical skills Experience in developing and maintaining media sites and content Knowledge More ❯

Pension : Up to 10% Amazing Holiday Allowance : + bank holidays Birthday Off Private Healthcare Comprehensive Pension Plan 🌳 Tech Stack 🌳 Languages: Ruby-on-Rails, Java, Python, C#, VueJs, Typescript/Angular/React Cloud: Amazon Web Services (AWS) Databases: PostgreSQL, DynamoDB Additional Tools & Frameworks: GraphQL, REST APIs, Software Design Patterns – TDD More ❯

impact Troubleshoot issues and optimize performance Key Skills Strong experience with MuleSoft or Power Automate Deep knowledge of SQL, REST, JSON, XML Familiarity with Java/JavaScript, RAML, Jenkins, Anypoint Studio Experience in Agile, API security, and cloud integrations Nice to Have MuleSoft CloudHub Kafka or similar pub-sub systems More ❯

AI solutions across marketing, operations, customer service, and sales. AI Engineer Required Qualifications and Skills: Proficiency in programming languages such as Python, R, or Java, with experience in AI frameworks (e.g., TensorFlow, PyTorch, Keras). Strong knowledge of data analysis, visualisation tools, and big data technologies (e.g., SQL, Hadoop, Spark More ❯

art deep learning models architecture design and deep learning training and optimization and model pruning Experience with LLM benchmarking Strong programming skills in Python, Java, C++, or a related language Strong skills in algorithm development to solve optimisation problems Familiarity with core tools for a typical ML-focused work environment More ❯

squads within the data team on project-based work. Develop and optimize data models, warehouse solutions, and ETL processes. Work with Scala, Spark, and Java to handle large-scale data processing. Contribute to manual Databricks-like data processing solutions. Requirements: Minimum of 4 years of experience with Scala, Spark, and More ❯

with large code bases Desirable skills: Experience with SPI, I2C, UART, microcontrollers, benchtop instruments, and real-time control loops. Experience with several languages (C#, Java, C++ etc.) What you'll get as an Embedded Software Engineer: Competitive salary + 10% pension contribution Unlimited annual leave Private Healthcare Stock Options Freedom More ❯

/CD environment. Perform non-functional testing for UIs and APIs. What you'll bring: Proven experience testing in an agile environment. Proficiency in Java/Selenium, with experience in Playwright or Cypress preferred. A strong understanding of CI/CD approaches and tooling in AWS and Git. A proactive More ❯

issues. Required Skills and Experience: Strong development skills in Gosu for Guidewire (3-5 years of experience). Experience in programming languages such as Java or C#.Net Familiarity with insurance industry standards and protocols. Excellent problem-solving skills and attention to detail. Strong communication skills and ability to work collaboratively More ❯

role you will have . Commercial experience working in AI/ML Strong programming skills with Python and other languages such as R or Java Strong cloud experience in an Azure environment (AWS or GCP also beneficial) Experience with Gen AI would be beneficial This is a home-based role More ❯

sector project focused on building secure, high-performance digital services using enterprise-grade microservice architecture. We are currently looking for an Actively SC-cleared Java Developer to join a high-impact team working on a mission-critical government platform. This is a fantastic opportunity to contribute to meaningful work in … a collaborative, agile environment. Tech Stack & Responsibilities: Backend Development: Java (Spring Boot), PostgreSQL, Docker Testing: Test-Driven Development (TDD) using JUnit, Mockito CI/CD: Experience with Jenkins or similar pipelines Collaboration: Agile working with cross-functional teams Desirable Skills: Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle More ❯

Key skills and experience (you must have worked on this in the current or last role): Mobile automation/SDET testing experience Appium Maven Java Rest Assured for API testing Be an advocate for shift left Able to review existing automation and suggest improvements to senior stakeholders Embed tests into More ❯

teams Willingness to backtrack, seek multiple solutions, and experiment to validate approaches. A strong background in object-oriented programming in a language such as Java, C# or C++. Creative, Investigative, Innovative, Insightful, and able to make technical leaps, finding novel solutions. Find out more If you would like to have More ❯