1 to 25 of 527 Permanent Java Jobs in Berkshire

Role: Java Software Engineer/Java Developer 🌍 Location: Central London - hybrid 2 days a week onsite 💰 Salary: £60,000-£80,000 🛠 Key Skills: Core Java/SE, XML, JSON, Junit, APIs, complex/high-traffic systems A leading global B2B SaaS technology company is seeking Java Developers at all levels … volume XML integrations, time-sensitive bug fixes, and contributing to innovative new features and products. Key Responsibilities: Develop and maintain robust backend systems in Java (Java 17). Work on complex system integrations with third-party suppliers and distributors. Handle XML feeds, web scraping, and high-frequency search processing. Deliver … Collaborate on product design and contribute to new functionality. Work both independently and in agile teams with shifting priorities. Required Skills and Experience: Strong Java SDK/J2SE programming knowledge. Solid grasp of algorithms, data structures, and object-oriented design patterns. Proactive attitude and ability to take ownership of projects. More ❯

Contract - 12 months (Inside IR35) - Java Developer (Front Office) Synechron's global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions. Synechron’s progressive technologies and optimization strategies span end-to-end Artificial Intelligence, Consulting, Digital, Cloud & DevOps, Data, and Software Engineering, servicing an array of … website or LinkedIn community. Are you passionate about bringing systems to life? Do you have the drive to innovate? We are looking for a Java Developer who has worked in Front Office, Capital Markets environment. Required Skills/Experience: 7 + years hands on Java development experience in a front … office environment Capital markets experience Java – Java 8+, Spring Boot, Microservices, Kafka, DB Strong Java script knowledge in React or Angular is useful Python – flask You'll be required to work in our or our clients office 3 days per week (both City based More ❯

Full-Stack Java Developer – Java, Spring Boot, React £80K–£90K + Bonus + Benefits City of London – 5 days in office during probation period (hybrid after ) A fast-growing, FCA-regulated trading and investment firm is seeking a talented Full-Stack Java Developer to join their highly skilled tech team. … tools and real impact. As part of a cross-functional team of experienced engineers and finance professionals, you’ll develop high-performance systems using Java and React Native in a cloud-first, AI-forward environment. To be considered for this Full-Stack Java Developer role, you’ll need: Strong Java More ❯

contract position, paying £550 per day** We’re in search of a Full Stack Developer who has worked in an enterprise microservices environment. The Java Full Stack Developer will be based mainly at our client's London offices and will be expected to work on a hybrid model. This is … Codes, tests and debugs complex applications programs Develops prototypes from functional specifications Assists users in testing, training, and preparation for deployment and operations The Java Full Stack Developer is required to possess he following skills and experience Good knowledge and experience working with Java as a primary programming language Java … Java 8+, Springboot, Microservices, Kafka, DB React/Angular – Strong Java script knowledge is important. Python – flask Experience in a Front Office Capital Markets capacity More ❯

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 ❯

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 ❯

driven Architecture, Microservices, Domain-driven design, SOLID, DRY, SoC, etc. • Software development background of large-scale distributed systems with exposure to multiple languages (like Java, C#, Go, Scala, Python etc.) • Hands-on experience with frameworks like Spring Boot, Node.js • Experience with/exposure to frontend technology frameworks like React, Angular More ❯

our competitive advantage. Required Skills & Experience 5+ years in solution architecture or software engineering, with strong proficiency in modern programming languages (Python, JavaScript, TypeScript, Java, Go). Proven experience with AI-assisted development tools (e.g., GitHub Copilot, Amazon CodeWhisperer) and integrating large language models (LLMs) and AI APIs. Deep understanding More ❯

our competitive advantage. Required Skills & Experience 5+ years in solution architecture or software engineering, with strong proficiency in modern programming languages (Python, JavaScript, TypeScript, Java, Go). Proven experience with AI-assisted development tools (e.g., GitHub Copilot, Amazon CodeWhisperer) and integrating large language models (LLMs) and AI APIs. Deep understanding More ❯

Proven experience as an architect or senior developer working with Camunda BPM. Strong knowledge of BPMN, DMN, and CMMN standards. Hands-on experience with Java, Spring Boot, REST APIs, and microservices architecture. Familiarity with Kafka, cloud platforms (AWS/GCP/Azure), and containerization (Docker/Kubernetes). Strong leadership More ❯

Looking for a Java developer with strong Back End Java experience to develop new features for our portfolio of Government Clients. You will join a team that prides itself on collaboration and engineering the best possible Java code. Note: Must be SC eligible or SC cleared A unique development opportunity … to work on a Public Sector Based Large Scale programme with an innovative market leader as a Java Developer. You will be part of the L3 Service Support Team. Essential: Hands-on experience with large scale Java j2ee projects/Should be able to work in the L3 Support environment. … Desired: Must have 10 - 12 years (Not more than 12 years) experience with Java 8, Java 11, Spring Framework, Spring Boot projects Experience in L3 Support environment, incident,SLA's etc Experience with JUnit, Spring, Postgres, TDD, Agile (Scrum). Experience in large scale integration projects involving messaging, web-services 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 ❯

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 ❯

Senior Java Engineer Position Description If your coding skills are backed up with a talent for solving problems, we will give you the opportunity to have real-world impact and purpose, working in one of our Central Government business units. Our Software Engineers are trusted to work closely with a … Government programme working on a project that helps protect UK citizens' lives. Working as part of a well-functioning team, you'll immediately add Java expertise at an important stage of the project cycle. You will be responsible for developing, maintaining, and enhancing high-quality software solutions while ensuring best … meet-ups, discussions, and shared best practices. Required qualifications to be successful in this role We are looking for experienced software engineers with strong Java expertise and a passion for solving complex problems. You should have a background in designing and implementing software solutions in an enterprise environment, with a More ❯

years of professional experience in backend development, preferably in fintech or a related industry. Proficiency in Python (primary), with experience in Go, Java, or Node.js as a plus. Familiarity with databases (SQL: PostgreSQL, MySQL; NoSQL: MongoDB, DynamoDB) and data processing frameworks. Strong understanding of RESTful APIs, microservices architecture, and event 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 ❯

with MacOS Strong understanding of Git and CI/CD pipelines, ideally using GitLab Preferred - Proficient in one additional programming language such as C Java/C# Knowledge of security practices, auditing, and adherence to compliance standards in financial environments Qualifications - STEM Degree/Masters or related subject Why join More ❯

Low Latency Java Developer London (Hybrid) Contract Outside IR35 ~£800-£1,000 (potential flex for top candidates) Source Technology have 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 ultra-low latency … 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 protocol. Experience … a remote-friendly role with up to a maximum of 2 days in the office per week, but flexible. If you're an experienced Java Developer who has worked on low-latency trading systems, ideally within the equities or FX space, interested in a new role outside IR35 apply now More ❯

Low latency Java Developer - Algo Trading Up to £160,000 p/a Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team. Our client quant prop trading house with performance figures of 22%. They are currently looking to … expand their high and intraday trading presence across FX, equities and commodities. The Java Developer will: Work closely with the Head of Trading and the Quant Team and assist in design and development of new trading algorithms, mainly in Java Help engineer a new greenfield low latency trading platform Work … are made efficiently; changes are implemented quickly. It’s a friendly, open place where people are motivated because they enjoy what they’re doing. Java Developers MUST have: Computer Science or Machine learning BSc or Masters or PhD from a top 40 University Globally Some commercial Java Development experience; we More ❯

for upcoming positions, we’d welcome a confidential conversation. We’re especially interested in those with experience in: Software development using C#/.NET , Java , or JavaScript frameworks (such as Angular, React, Node.js) Cloud and DevOps tools (Azure, AWS, CI/CD, containerisation with Docker/Kubernetes) API development , integration More ❯

and CPG, and Public Services. Consolidated revenues as of 12 months ending December 2024 totaled $13.8 billion. Primary: • 6-10 yrs experience • Expertise in Java, Spring, Spring boot, Microservices and cloud • Experienced in Helm/Kubernetes/Docker/Containerisation • Experience in working on an Agile/Scrum environment • Experience More ❯

to deliver end-to-end solutions What We're Looking For: 2+ years of professional back-end development experience Strong skills in Node.js , Python , Java , or .NET Solid understanding of RESTful APIs and database design Experience with DevOps tools , cloud platforms, and containerization Clean coder who loves problem-solving and More ❯

Must have Current Security Clearance at DV level and have been born in the UK. This is essential for this role Proficient in current Java and other languages such as Python. Experience of developing on Linux. Thorough understanding of mocking up and unit testing frameworks such as JUnit 5.x (Jupiter More ❯

comfortable taking ownership of projects and mentoring more junior team members You have strong TypeScript skills, combined with any backend programming language (e.g. Python, Java, C++, C#) You're happy to work with the following tech stack (you don't need experience with all): Elixir, Ember, Elm, Phoenix, LiveView, Python More ❯

settings. Providing mentorship and support to Junior Software Engineers. Required Skills and Experience: Extensive knowledge of Python (desirable)/(Other high level such as JAVA or C#). Experience of taking ownership of large projects and coordinating the work within a team. Strong understanding of common data structures and programming More ❯