1 to 25 of 97 Permanent Java Jobs in Southampton

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 ❯

and architecture teams Helping shape the technical roadmap and scaling engineering processes What You'll Need: Proficiency in 3+ languages (e.g., C++, TypeScript, Python, Java, Rust) Strong fundamentals in algorithms, systems design, and data structures Experience with SQL databases (e.g., PostgreSQL, MySQL, Oracle) Ability to pick up new tech fast More ❯

areas of Build, Integration Suite , and SAP Datasphere . Expertise in professional code development, including hands-on experience with modern programming languages such as Java, Python, or JavaScript. Strong understanding of cloud-based platforms, particularly SAP BTP, and its components (Integration Suite, SAP Build, SAP Datasphere). Hands-on experience More ❯

in peer reviews Helping shape the early tech and product roadmap What You'll Need: Proficiency in 3+ programming languages (e.g., C++, TypeScript, Python, Java, Rust) Solid understanding of data structures, algorithms, and system fundamentals Experience working with SQL databases (e.g., PostgreSQL, MySQL, Oracle) Willingness to tackle new tools and More ❯

to automate software delivery processes Supervisory Responsibilities: Technical mentoring of junior engineers Sprint board management Required Skills: Significant experience with embedded C/C++, Java, Python, and Rust Extensive expertise across Linux and Windows operating systems Strong understanding of electronics and systems design Hands-on experience with hardware-software integration More ❯

across Linux and Windows operating systems Exceptional understanding of electronics and systems design Experience in developing applications and embedded software in C/C++, Java, Python, and Rust Hands-on experience with infrastructure as code (IaC) tools: Helm Charts, Terraform, or Ansible Experience in full stack development using the Angular More ❯

processes. Mentor junior team members and promote knowledge sharing within the team. Occasional travel. Job Requirements: Experience in software development using C/C++, Java, Python, and JavaScript/HTML. Experience in scripting languages such as Python and Bash on Linux. Experience in a DevOps role. Experience with Docker 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 ❯

Mastery of modern web technologies & Javascript is essential: React, CSS, Node, Angular, etc. Proficient in at least one all purpose imperative language: Python (ideal), Java, C++, etc. Familiar with modern DevOps/CloudOps best practices - test driven development, CI/CD, etc. Desirable: prior experience with Azure and NoSQL Desirable 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 ❯

testing, code quality, and secure development What You'll Bring 2+ years' experience in software development JavaScript/TypeScript skills (or strong experience in Java or C# with a willingness to upskill) Understanding of SOLID principles and full stack development practices Experience working in CI/CD environments with automated 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 ❯

Skills Minimum of 6-9 years of experience with a history of hands on development in at least one of the following programming languages: Java, C#, C/C++, Python, Javascript, Ruby. Significant experience using and implementing Web Services (REST, SOAP, RPC, RMI) and monitoring APIs. Familiarity with network communication 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 ❯

similar role, with a strong emphasis on systems engineering, automation, and service reliability Proficient in at least one programming language such as Python, Go, Java, or C#, along with scripting skills in Bash or PowerShell Solid grasp of cloud platforms like AWS, including an understanding of how core services like More ❯

as Web IDE, Business Application Studio, and SAP Cloud SDK Solid understanding of cloud computing concepts and architectures Proficiency in programming languages such as Java, JavaScript, and Python Familiarity with RESTful APIs and microservices architecture Knowledge of DevOps practices and tools (e.g., Git, Jenkins, Docker) Strong problem-solving and analytical More ❯

to automate software delivery processes Supervisory Responsibilities: Technical mentoring of junior engineers Sprint board management Required Skills: Significant experience with embedded C/C++, Java, Python, and Rust Extensive expertise across Linux and Windows operating systems Strong understanding of electronics and systems design Hands-on experience with hardware-software ... More ❯

to the delivery of a product used globally in fast-paced simulation environments What we’re looking for: Hands-on experience in C# (.NET), Java, C, C++, or other languages A background in software engineering and strong coding ability Familiarity with Azure DevOps, Git, and branching/version control best 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 ❯

quality of our tools and applications through bug fixes and code refactoring. Leverage the latest data technologies and programming languages, including Python, Scala, and Java, along with systems like Spark, Kafka, and Airflow, within cloud services such as AWS. Ensure the ongoing maintenance, troubleshooting, optimization, and reliability of data systems 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 ❯

migration and the technical challenges and implications. Enterprise migration experience (1,000+ agent seats) Hands on experience with coding languages such as JavaScript, Python, Java, C++ is a plus Network infrastructure experience is a plus Experience with devops and CICD concepts including configuration-as-code, source code management (e.g. Github More ❯