1 to 25 of 27 Permanent Java Software Engineer Jobs in England

I seek a Java Software Engineer to work on a permanent basis within the Commercial Marine & Marine Defence sectors. Solid UML Object Orientated design skills are essential for this role. W orking with safety critical full lifecycle Java or JavaFX software is a pre requisite … for this role. UML modelling to derive/decompose software requirements and produce software architectural designs such as Use cases, domain model, class diagrams, sequence diagrams. The ideal candidate will be versed in Java/JavaFX and come from a highly regulated industry background. Knowledge of DEF … STAN 00-56 & IEC 61508 or equivalent is a distinct advantage. ESSENTIAL SKILLS Java or JavaFX NetBeans or other IDE. UML or Enterprise Architect for design pattern modelling. OOA/OOD More ❯

An exciting opportunity to join a highly skilled team working on large-scale public sector IT solutions of national significance. As a Full Stack Software Engineer, you will be responsible for the design, development, integration, and support of complex software systems, working closely with solution architects, industry … Milton Keynes and Remote) Type: Full-time, Permanent Salary: £60,000 - £75,000) + 20% bonus This role requires technical expertise across the full software development lifecycle, from initial design and implementation to deployment and ongoing maintenance. You will contribute to software architecture, secure DevOps practices, and cloud … based deployments while ensuring high standards of security, efficiency, and performance. Key Responsibilities Software Development & Architecture * Design, develop, and maintain full-stack applications across front-end and back-end systems. * Create scalable, high-performance APIs and services for secure integration. * Implement software best practices, including version control, testing More ❯

Software engineer - Java Hybrid working (2 days per week in Poole) Circa £50,000 Market leaders in traffic management systems Java, Springboot, MySQL, Microservices, AWS An exciting new opportunity to join an award-winning company building road management solutions to drive greener, cleaner inner city transportation … part of a large new project across the UK their development team is growing quickly. As such they are on the lookout for a Java engineer to join the team. This role is working on one of the company's largest and most prestigious customers delivering R&D … version of your professional self-whilst maintaining your physical and mental well being. Key Skills: Experience with Java. Experience using Springboot frameworks or similar Java framework Proficiency with MySQL or similar relational databases Experience developing microservices for AWS or other cloud environments An agile mindset and working methodology Beneficial More ❯

Senior Java Engineer | Banking & Fintech | API Development | Temenos/T24 £130,000 (Depending on experience and interview performance) About the Company Our client is a leading Web3 financial platform revolutionising access to digital assets. Established in 2013, the company provides a seamless gateway to the Web3 economy, integrating … billion for 10 million customers across 150+ countries, the company simplifies Web3 finance for individuals and businesses alike. The Role An experienced Senior Java Engineer is sought to develop APIs and integrate with Temenos/T24 banking systems. This role requires expertise in backend development, high-performance systems … AWS, Docker, Kubernetes). Work closely with product managers to deliver high-quality solutions. Participate in code reviews and contribute to best practices in software development. Required Skills & Experience 8+ years of Java development experience. 5+ years of experience in API development. Strong background in Temenos/T24 More ❯

Java Engineer – Consultancy (multiple locations available in the UK) - competitive salary** Please note – due to the nature of work, all candidates must have HLC eDV clearance that is active and transferrable. We are looking for a Java Developer to join our consulting client. We have multiple locations … available! Responsibilities: Participate in agile software development practices, including daily stand-ups, sprint planning, and retrospectives. Contribute to the continuous improvement of our team's processes and help us become more efficient. Identify opportunities for improvement and propose innovative solutions to keep our client ahead of the curve. Meet … deadlines and achieve company objectives, helping us bring our mission to life Key skills and experience: Coding experience in object-oriented languages such as Java, TypeScript or C# Familiarity with front-end web technologies such as HTML, CSS, and JavaScript frameworks like React Strong problem-solving skills and the More ❯

Java Developer- Newcastle Our global software technology consultancy client is looking for several Java Developers to join their team Up to £70,000 per annum + benefits Hybrid working 2 says per week onsite in Newcastle Java, Spring, Spring Boot, SQL, REST, Agile ABOUT THE CLIENT … UK for the last 5 years. THE BENEFITS 25 days Holiday Paid for Certifications Healthcare Flexible hours Discretionary Bonus Scheme Company away weekends THE JAVA DEVELOPER ROLE: You’ll be joining a central government client in Newcastle, 2 days per week onsite. You should be skilled at facilitating communication … between external groups and the project team, while also tracking project progress, offering timely feedback, and fostering a culture of agility and continuous learning. JAVA DEVELOPER ESSENTIAL SKILLS: Java 8+ Spring/Spring Boot REST CI/CD Critical thinking skills TO BE CONSIDERED: Please either apply through More ❯

Mid Java Developer 🤖 £50k-70k 💸 - Remote Working 🏡 Our client, a GreenTech specialising in optimum renewable energy software, is revolutionising the energy industry by making sustainable living accessible and effortless for both suppliers and consumers. They’re looking for a Mid Java Developer who is able to leverage … advanced technologies to create impactful solutions in a fast-paced, collaborative environment. Role Highlights 🤖 Develop and enhance software systems using Core Java without the reliance on frameworks. Work on multi-threaded, low-latency systems, handling data streams and asynchronous programming for real-time, scalable solutions. Contribute to projects More ❯

Job Description Java Software Engineer - Bristol We urgently require a strong Java developer with very good experience working in an agile environment with some experience with Micro Services for a contract assignment in Bristol. Must have at least 5 years' experience as a software engineer in Java Development. Should be experienced in a true agile environment, collaborative development environment. With strong Java software developer - hands on keyboard with strong communications skills to mentor and coach less experienced developers on the client side. Experience with micro services Experience with native cloud platforms More ❯

Backend Software Engineer/Developer London/WFH to £90k Do you have strong core Java development skills combined with FX trading domain experience? You could be progressing your career and earning significant bonuses, in a senior, hands on Backend Software Engineer role at a … young, highly successful Investment Management firm that manages money for high net worth individuals. As a Backend Software Engineer you'll take a lead role in small team to design and develop a Greenfield FX trading system, utilising your knowledge of FX markets alongside technical expertise. You'll … be using core Java in a Linux environment with Oracle database. You'll be able to see the business benefits and results of your work quickly and make an impact on the bottom line. Location/WFH: You can work from home, joining colleagues in the Mayfair office twice More ❯

Senior Java/AWS Developer - FTC £120K - Investment Banking An investment bank is looking for a Senior Java developer to join the front-office trading team with a large-scale migration to AWS. You will be joining the team to help coach and mentor on AWS services/… 1year (potential to be 2years) Location/Hybrid: X3 per week to the City of London (not negotiable) Requirement: Must have senior experience in Java, using the latest versions (V17+) Strong and demonstrable experience with AWS (preferably cloud migration experience) Must have experience in Financial Services Experience in Trading More ❯

Skills We’re Looking For: Essential : 3+ years in front office trading systems with an emphasis on low-latency development. 7 + years of Java Development experience, with strong knowledge of Multithreaded, lock-free coding solutions. Strong understanding of system architecture and design for performance. Experience with FX, Crypto … or Equity products. Proficiency in at least two programming languages (e.g., Java, Python, SQL, Rust). Solid mathematical skills. Preferred : Background in pricing and trading strategies. Quantitative research experience, Machine Learning knowledge. Expertise in low-latency systems and performance optimisation. What’s on Offer: Growth opportunities in a merit More ❯

Senior Java Engineer (~10+ YOE) Systematic Quant Fund | London | Up to £275k Total Compensation About the Role: Join a highly collaborative, London-based engineering team focused on building cutting-edge, memory-sensitive trading infrastructure using Java. This is an excellent opportunity to contribute to a small, high-impact … The firm provides flexible working arrangements, exceptional learning opportunities, and industry-leading compensation far above market rates. Key Responsibilities: As part of an elite Java Engineering team—including experts in JVM internals and performance optimisation—you’ll work on: Enhancing system performance by collaborating with quants and computer scientists … CPU/GPU utilisation within the JVM. Developing real-time market data systems and bespoke tools for signal research. Leveraging the latest versions of Java (no legacy tech) with advanced JVM features, garbage collection tuning, and tools like Gradle and Maven. Requirements: Strong expertise in Java, including knowledge More ❯

Senior Java Developer 🌍 £100k–£150k 💸 - Remote Working 🏡 Our client, a GreenTech specialising in optimum renewable energy software, is revolutionising the energy industry by making sustainable living accessible and effortless for both suppliers and consumers. They’re looking for a Senior Java Developer who is passionate about new … advanced technologies, being able to create impactful solutions in a fast-paced, collaborative environment. Role Highlights 🌟 Design and implement high-performance software systems using Core Java, without relying on frameworks. Tackle multi-threaded, low-latency challenges, manage extensive data streams, and optimise asynchronous programming for real-time scalability. … Drive projects that advance sustainable energy solutions, contributing to a greener future. Key Requirements ✅ 6+ years with extensive hands-on experience in Core Java, developing systems from the ground up without frameworks. Advanced proficiency in multi-threading, low-latency solutions, and data stream management. Strong knowledge of Advanced Computer More ❯

My client, a leading global alternatives investment manager with an AUM of over $60 billion, is seeking a highly skilled Software Engineer with a strong focus on product ownership, pure technology expertise, and stakeholder management . This is a hands-on role where you will take ownership of … robust and scalable systems. Maintain and enhance existing infrastructure while contributing to systems architecture. Key Requirements: Strong experience in object-oriented development (C# or Java preferred). Proven ability to take ownership of end-to-end product development , working directly with business teams. Deep expertise in SQL, database design More ❯

Java Software Engineer/Developer London to £110k Are you a bright, ambitious Software Engineer with a strong knowledge of core Java and an eagerness to learn and progress your career working on complex financial trading systems? You could be joining the Investment Management … arm of a global bank. As a Java Software Engineer you will research strategies for tailoring prices and controlling the behaviour of auto-hedging, you'll write production quality Java code used for pricing and hedging FX instruments and oversee the algorithms' performance intraday, ensuring that … discipline You have a thorough understanding of Computer Science fundamentals such as OOP, Data Structures, Design Patters, Algorithms You have a deep knowledge of Java including garbage collection You have a strong appreciation of low latency systems and code optimisation to ensure speed You have experience within a financial More ❯

Job Title: Java Software Engineer (SC cleared) Location: hybrid – office locations Manchester or Croydon Clearance required: Must hold active SC clearance. Contract length: 6 months + Seeking experienced Software Engineers with a deep understanding of Java (Spring Boot) and extensive experience working with large-scale … continuous integration and deployment, is essential. Knowledge of Kafka is a plus, as is frontend experience with React and TypeScript. What you'll bring: Java (Spring boot) Postgres (or relevant SQL database) Docker Test-driven development ( e.g. Junit & Mockito) CI/CD (Jenkins or similar) Comfortable working in agile More ❯

A Systematic Trading firm is looking for a low latency Java engineer to build out a greenfield Securities platform You'll make use of highly sophisticated pricing, executions and liquidity management solutions. Day-to-day, you'll be writing highly efficient and scalable multithreaded Java code, with … CTA fund, FX market making, a securities arm as well as the systematic equities branch. Requirements: 10 years+ experience Strong background in low latency Java development BSc in Computer Science, Mathematics or similar Benefits: Up to £175,000 base, £300,000 total compensation Access to the best technology in More ❯

Job Title: Java Software Engineer (SC cleared) Location: hybrid - office locations Manchester or Croydon Clearance required: Must hold active SC clearance. Contract length: 6 months + Seeking experienced Software Engineers with a deep understanding of Java (Spring Boot) and extensive experience working with large-scale … continuous integration and deployment, is essential. Knowledge of Kafka is a plus, as is frontend experience with React and TypeScript. What you'll bring: Java (Spring Boot) Postgres (or relevant SQL database) Docker Test-driven development (e.g. Junit & Mockito) CI/CD (Jenkins or similar) Comfortable working in agile More ❯

We’re working with a fantastic global business seeking talented Java Engineers to join their team. This role offers the chance to work on exciting projects, leveraging cutting-edge technologies to create innovative solutions. What You’ll Be Doing Designing scalable, high-quality software using Java, working … Kubernetes, and AWS Autoscaling. Managing data with ElasticSearch, Postgres, Aurora, and Debezium while ensuring code quality with SonarQube.What You’ll Need 2+ years of Java development experience. Strong skills in software design, testing frameworks, and project delivery. Leadership abilities, problem-solving expertise, and a collaborative mindset. Able to More ❯

About the Role: Grade Level (for internal use): 10 The Team: S&P Global Ratings is looking for a Sr. Full Stack Engineer to join Structured Finance Value Stream. This team has a broad and expert knowledge of the Ratings organization's data domains, technology stacks, and architectural patterns … s degree in computer science, Information Systems, Engineering, or related technical degree. A minimum of 5-8 years of experience in application development. Strong Java/.NET Core skills with experience in development of concurrent and distributed systems. Basic knowledge of User Interface design & development using Angular, React, HTML5 … XML & CSS. Develop design and architecture exposure and ability to ensure quality across various technology components that are developed by geographically diversified software engineers. Experience writing SQL queries and understanding of data models. Experience in designing and implementing REST APIs & microservices-based solutions. Experience writing unit/integration tests. More ❯

In order to design, develop and deliver new modules to our clients, MAINSYS is looking for a Senior Software Engineer who will: Participate in the definition of the needs and choice of architectures. Take part in the conceptual and technical analyses of the architecture and software components. … Participate in the development, integration, and testing of the various software components. Be involved in the deployment of these components in our clients' environments. We coach our new Senior Software Engineer and provide them with training adapted to the context of the projects, aiming at developing the … required skills, both in IT and around the banking applications. Your Profile You are a Senior Software Engineer and have a degree in computer science or equivalent. You have at least 5 years of experience. You speak French and are proficient in English. Dutch is an asset. You More ❯

Job Description Senior Software Engineer with Python and Java Our Client is looking to recruit brilliant Software Engineer with upwards of 5 to 10 years solid proven track record of developing complex applications with Python coupled with Machine Learning and ideally Go. We're looking … to recruit initially 2 excellent Software Engineers to work with an existing team of 4 software developers on a very large strategic consulting engagement within the Life Sciences industry. So if you any experience with the Life Sciences domain - then the Client would be very interested to see … your profile. Must be 100% trustworthy with real integrity - this is a highly sensitive project. Key skills: Python, Machine Learning, Java The Client would like to see solid expertise of working with and developing complex applications with Java. Excellence is vital. Ideally have security clearance. The Client has offices More ❯

Job Description Software Engineer with C# or Java and Azure Must have a bachelor's degree in computer science, software engineering, or a related field is required. Must have at least 4 to 6 years of progressively complex experience in a directly related area, during which … suite, SharePoint Online, Power Apps, GitHub, MS Teams, etc. In-depth knowledge & experience using Visual Studio, with one of the programming languages: C#/Java/JavaScript/Python, and PowerShell. In-depth knowledge and thorough experience of using Serverless, SOAP, XML, REST, JSON, EDI, XSLT, Async/Sync More ❯

are going through a major recruitment drive due to a multi-million pound transformation project and so are on the lookout for ambitious Senior Java Development Professionals who want to be part of the company's continuous expansion. This role requires you to be in the Central Manchester office … once a week for a team get together. The Person They are looking for Senior Java Engineers who have built web-based applications from the ground up in ideally Java 17 (Though this is flexible) and you should have gained experience developing most facets of Core Java More ❯

Java Software Engineer (SC Cleared) - Milton Keynes (Hybrid) - Salary £70K (DOE) I'm currently working with a Business Consulting company, focusing solely on the Public Sector. We currently have an exciting opportunity for a Full Stack Software Engineer to join an experienced team responsible for … elements of a huge project, that will deploy a software system enabling a process of national importance. They are currently delivering a multimillion-pound Artificial Intelligence system which will have global impact. This will be great opportunity to gain exposure to Artificial Intelligence solutions, highly secure systems, and GPU … technologies, requiring: Hands-on experience in Application Design Artificial Intelligence solutions including GPU Architectures Experience in specifying, designing, building, and testing complex full-stack software solutions Expertise in design & development of API In depth knowledge of both Linux and Microsoft environments Practical knowledge of relational database technologies Good exposure More ❯