1,201 to 1,225 of 1,262 Senior Software Engineer Jobs in the UK

Overview Welcome to Warner Bros. Discovery the stuff dreams are made of. Who We Are When we say, "the stuff dreams are made of," we're not just referring to the world of wizards, dragons and superheroes, or even to More ❯

Net Developer Comp: 65,000-75,000 NET Developer, youll play a key role in designing, developing, and maintaining software applications. Develop and maintain high-quality APIs and backend services Contribute to documentation, testing, and bug fixing as part of the development lifecycle Strong experience in C#, .NET Core, and Entity Framework Skilled with SQL and relational database design More ❯

Garden City (2-3 Days in Office) Rate: £700 inside umbrella Are you ready to take your technical skills to the next level? Our client is seeking a talented Software Development Engineer II (SDE II) to join their dynamic team! If you’re passionate about enhancing customer experiences through innovative technology, this is the opportunity for you! Role More ❯

Garden City (2-3 Days in Office) Rate: £700 inside umbrella Are you ready to take your technical skills to the next level? Our client is seeking a talented Software Development Engineer II (SDE II) to join their dynamic team! If you’re passionate about enhancing customer experiences through innovative technology, this is the opportunity for you! Role More ❯

Garden City (2-3 Days in Office) Rate: £700 inside umbrella Are you ready to take your technical skills to the next level? Our client is seeking a talented Software Development Engineer II (SDE II) to join their dynamic team! If you’re passionate about enhancing customer experiences through innovative technology, this is the opportunity for you! Role More ❯

need exceptional C++ engineers to join the team and make an impact from day one. As part of a world-class engineering team, youll design and optimise high-performance software that impacts users at global scale. Youll work in an environment that values innovation, technical depth, and collaboration across disciplines. Youll bring: 3+ years of professional experience with modern … C++ Exceptional academics with a degree in Computer Science, Maths, or Physics Expertise in systems programming, performance tuning, and scalability A passion for building efficient, reliable software that drives real-world impact If you want to build technology at scale and shape the future of how people connect and interact, wed love to hear from you - interviews are being More ❯

exceptional C++ engineers to join the team and make an impact from day one. As part of a world-class engineering team, you’ll design and optimise high-performance software that impacts users at global scale. You’ll work in an environment that values innovation, technical depth, and collaboration across disciplines. You’ll bring: 3+ years of professional experience … with modern C++ Exceptional academics with a degree in Computer Science, Maths, or Physics Expertise in systems programming, performance tuning, and scalability A passion for building efficient, reliable software that drives real-world impact If you want to build technology at scale and shape the future of how people connect and interact, we’d love to hear from you More ❯

most sought-after hedge funds, founded by a top-performing Portfolio Manager from a leading multi-manager platform, is expanding its Front Office Technology team. They are seeking an engineer to develop advanced technical risk solutions and applications supporting both the Portfolio Managers and the Risk Management function. You would take ownership of the end-to-end development of … Python, including the most recent releases/tooling and supporting libraries Demonstrated experience architecting and building risk tooling and risk management systems. Strong Communication skills, combined with strong fundamental software engineering principals. Why would this interest you? Very high impact role in a scaling Macro Fund with an excellent track record. Hybrid working structure: 3 days in, 2 remote More ❯

most sought-after hedge funds, founded by a top-performing Portfolio Manager from a leading multi-manager platform, is expanding its Front Office Technology team. They are seeking an engineer to develop advanced technical risk solutions and applications supporting both the Portfolio Managers and the Risk Management function. You would take ownership of the end-to-end development of … Python, including the most recent releases/tooling and supporting libraries Demonstrated experience architecting and building risk tooling and risk management systems. Strong Communication skills, combined with strong fundamental software engineering principals. Why would this interest you? Very high impact role in a scaling Macro Fund with an excellent track record. Hybrid working structure: 3 days in, 2 remote More ❯

We are a Sheffield based start-up providing expert engineering consultancy to a variety of clients and industries. We primarily focus on engineered product design, and work in a range of industries and contexts from biotech and medtech to water More ❯

Required Qualifications Senior level software engineering competency, with strong full-stack experience. Proficient in .NET/C#, JavaScript, Azure SQL (MSSQL). Proven experience developing APIs and UI components in distributed systems. Experience working with pipelines that power mission-critical financial transactions. We're building modern, cloud-native systems using .NET/C#, Azure SQL, and Vue.js, with More ❯

About HL and the opportunity. We're building the next generation platform for one of the UK's largest financial services companies, trusted by over 2 million clients and managing c.£150 billion in assets. This is your opportunity to More ❯

On any given day at Disney Entertainment & ESPN Technology, we're reimagining ways to create magical viewing experiences for the world's most beloved stories while also transforming Disney's media business for the future. Whether that's evolving our More ❯

Oyinda Oduntan Head of Operational Excellence Development Flexible Bank Holidays Eight flexible bank holidays; you can choose which festivals you observe We're passionate about it. Everyone gets a paid day off annually to volunteer Electric Car Scheme Plug into More ❯

Grows own capabilities by pursuing and investing in personal development opportunities and develops the capabilities of direct reports by working within existing development framework; provides specialised training or coaching in area of expertise to others throughout the organisation. Identifies shortcomings More ❯

We are currently partnering with a global technology leader seeking a Senior Java Developer. You will be at the forefront of cutting-edge technology including AI, shaping the way millions of users experience seamless digital solutions. This is an opportunity to modernise and enhance industry-leading solutions, ensuring they remain reliable and scalable. As a Senior Java Developer … you will provide technical guidance and mentor a team of developers, fostering technical excellence and delivering high-quality software solutions. Working in an agile environment, you’ll collaborate with cross-functional teams to define, design, and implement innovative features while mentoring junior engineers. Duties : Develop high-quality, performative, and reliable Java applications. Guide and mentor developers such as graduates … and juniors Oversee software architecture, ensuring seamless integration with various platforms. Gather and analyse requirements, refining features and technical solutions. Lead the estimation process and ensure development work is accurately scoped. Debug existing code, maintain system performance, and drive best coding practices. Manage defects and oversee their resolution across the development team. Experience : 5+ years of experience in software More ❯

We are currently partnering with a global technology leader seeking a Senior Java Developer. You will be at the forefront of cutting-edge technology including AI, shaping the way millions of users experience seamless digital solutions. This is an opportunity to modernise and enhance industry-leading solutions, ensuring they remain reliable and scalable. As a Senior Java Developer … you will provide technical guidance and mentor a team of developers, fostering technical excellence and delivering high-quality software solutions. Working in an agile environment, you’ll collaborate with cross-functional teams to define, design, and implement innovative features while mentoring junior engineers. Duties : Develop high-quality, performative, and reliable Java applications. Guide and mentor developers such as graduates … and juniors Oversee software architecture, ensuring seamless integration with various platforms. Gather and analyse requirements, refining features and technical solutions. Lead the estimation process and ensure development work is accurately scoped. Debug existing code, maintain system performance, and drive best coding practices. Manage defects and oversee their resolution across the development team. Experience : 5+ years of experience in software More ❯

Job Title: Java, AWS – Senior/Tech Lead Location: Nottingham, United Kingdom (Hybrid: 3 days in office, 2 days remote) About the Role: We are expanding our Java Development team in Nottingham! If you’re passionate about building high-quality software that enhances the lives of consumers, this is your chance to work in a collaborative, self-organized … engineering environment. Key Responsibilities: Design and develop software features that are both delightful and essential to users Work closely with Product Management to bring ideas to life Own and lead development on team-owned components and features Innovate within your team and contribute to your technical domain Required Skills and Experience: Experience with AWS/Cloud platforms Proven ability More ❯

Job Title: Java, AWS – Senior/Tech Lead Location: Nottingham, United Kingdom (Hybrid: 3 days in office, 2 days remote) About the Role: We are expanding our Java Development team in Nottingham! If you’re passionate about building high-quality software that enhances the lives of consumers, this is your chance to work in a collaborative, self-organized … engineering environment. Key Responsibilities: Design and develop software features that are both delightful and essential to users Work closely with Product Management to bring ideas to life Own and lead development on team-owned components and features Innovate within your team and contribute to your technical domain Required Skills and Experience: Experience with AWS/Cloud platforms Proven ability More ❯

a data synchronisation layer that will underpin a planned trading platform launch in 2026. The Role: They are forming the first core engineering pod in Belfast starting with a Senior Java Developer who will define technical direction and engineering standards, followed by two mid-level developers. This pod will be responsible for designing and implementing a high-performance exchange … performance for throughput, latency, and reliability in event-driven architectures. Work closely with trading, risk, and operations teams to understand system requirements and deliver high-quality solutions. Contribute to software design standards, code quality practices, and architectural decisions as the hub scales. Ideal Candidate Profile (Initial Senior Developer) Strong back-end development experience Java preferred for the senior … throughput systems is highly desirable. Knowledge of crypto trading, digital assets, or market data feeds is an advantage but not essential. Essential Criteria: 6–10+ years of experience in software engineering, ideally focused on back-end or distributed systems. Strong Computer Science fundamentals and sound software architecture instincts. Hands-on experience building and deploying systems in cloud environments More ❯

a data synchronisation layer that will underpin a planned trading platform launch in 2026. The Role: They are forming the first core engineering pod in Belfast starting with a Senior Java Developer who will define technical direction and engineering standards, followed by two mid-level developers. This pod will be responsible for designing and implementing a high-performance exchange … performance for throughput, latency, and reliability in event-driven architectures. Work closely with trading, risk, and operations teams to understand system requirements and deliver high-quality solutions. Contribute to software design standards, code quality practices, and architectural decisions as the hub scales. Ideal Candidate Profile (Initial Senior Developer) Strong back-end development experience Java preferred for the senior … throughput systems is highly desirable. Knowledge of crypto trading, digital assets, or market data feeds is an advantage but not essential. Essential Criteria: 6–10+ years of experience in software engineering, ideally focused on back-end or distributed systems. Strong Computer Science fundamentals and sound software architecture instincts. Hands-on experience building and deploying systems in cloud environments More ❯

a data synchronisation layer that will underpin a planned trading platform launch in 2026. The Role: They are forming the first core engineering pod in Belfast starting with a Senior Java Developer who will define technical direction and engineering standards, followed by two mid-level developers. This pod will be responsible for designing and implementing a high-performance exchange … performance for throughput, latency, and reliability in event-driven architectures. Work closely with trading, risk, and operations teams to understand system requirements and deliver high-quality solutions. Contribute to software design standards, code quality practices, and architectural decisions as the hub scales. Ideal Candidate Profile (Initial Senior Developer) Strong back-end development experience Java preferred for the senior … throughput systems is highly desirable. Knowledge of crypto trading, digital assets, or market data feeds is an advantage but not essential. Essential Criteria: 6–10+ years of experience in software engineering, ideally focused on back-end or distributed systems. Strong Computer Science fundamentals and sound software architecture instincts. Hands-on experience building and deploying systems in cloud environments More ❯

Percona takes pride in delivering stable and reliable software to our users. We are looking for a flexible and efficient SDET engineer to join our QA team. In this role, you will support our distributed engineering team by maintaining and improving the quality of our software products as part of the release process and in an ongoing … Done: Solid debugging skills and experience (e.g., analyzing log files, cored dumps, spotting patterns) Familiarity with database internals (replication, optimizer, storage engines) Good knowledge of test methods in agile software development environments Experience with tools for tracking and documenting development processes (git) is an advantage. Solid Linux sysadmin skills (e.g., adding/removing software, enabling/disabling services … Why Percona? At Percona, we believe an open world is a better world. Our mission is to enable everyone to innovate freely, by providing the best open source database software, support, and services. We make databases and applications run better through a unique combination of expertise and open source software built with the community for you. Our technical More ❯

Do you have a passion for frontend technology? Do you want to make a difference, delivering software used by some of the biggest companies in the world? Do you love working with others in a dynamic agile environment? Companies throughout the world are exposed to risk; understanding and managing that risk is key to their continued success. As part … of the Nottingham Risk Technology Hub you'll be delivering solutions that help our customers protect their brand and make smarter decisions. We are looking for enthusiastic, passionate software engineers to join our team as we strive to deliver excellence to our customers. You're a self-starter who will be part of an empowered agile team working on … risk products. Quality is non-negotiable, so a good focus on code quality, unit testing and enabling automated testing is important. You will apply business requirements and knowledge of software development lifecycles to design, produce and guide the development of User Interface focused software solutions in JavaScript and TypeScript. Role Responsibilities & Key Accountabilities: - Demonstrates knowledge of technologies within More ❯

possible. Join us and help the world s leading organizations unlock the value of technology and build a more sustainable, more inclusive world. We are seeking a highly skilled Senior Java Developer with a strong background in designing, developing, testing, and deploying scalable, high-performance applications using modern technologies and cloud-native architectures. Proficient in building microservices with Spring … systems using Apache Kafka , and containerized deployments with Docker and Kubernetes . Design, develop, and deploy scalable Java-based microservices. Design and manage CI/CD pipelines to automate software delivery. Integrate DevOps tools into the development lifecycle for seamless deployments. Monitor and optimize cloud infrastructure to ensure performance and reliability. Implement secure and resilient deployment strategies. Backend Development More ❯