1 to 25 of 100 Senior Software Developer Jobs in the UK

Role: Senior Software Developer (.NET) Salary: £45,974 - £54,430 Location: Cardiff (hybrid) The Opportunity Yolk Recruitment are excited to be working with an innovation-driven civil service organisation as they journey through some incredible projects whilst working with one of the first fully cloud-based organizations. … They are now seeking a highly skilled and motivated Senior Software Developer to join an Agile development team. In this role, you will be instrumental in building and supporting software solutions that cater to both internal and external users. This includes developing front-end applications and … back-end .NET API services. This is a great opportunity who is looking to move into a management/mentorship role. What the Senior Software Developer will be doing Design, code, and debug programs or scripts of medium-to-high complexity, ensuring adherence to modern standards and More ❯

Role: Senior Software Developer (.NET) Salary: £45,974 - £54,430 Location: Cardiff (hybrid) The Opportunity Yolk Recruitment are excited to be working with an innovation-driven civil service organisation as they journey through some incredible projects whilst working with one of the first fully cloud-based organizations. … They are now seeking a highly skilled and motivated Senior Software Developer to join an Agile development team. In this role, you will be instrumental in building and supporting software solutions that cater to both internal and external users. This includes developing front-end applications and … back-end .NET API services. This is a great opportunity who is looking to move into a management/mentorship role. What the Senior Software Developer will be doing Design, code, and debug programs or scripts of medium-to-high complexity, ensuring adherence to modern standards and More ❯

Senior Software Developer We are looking for a Senior Software Developer to join our existing cross-functional Agile development team, working on our SaaS cloud platform. This is a full-time, permanent hybrid position based in our Peterborough office, offering the perfect balance of … environment where your contributions truly matter. Essential Skills: C#. .NET/.NET Core Desirable Skills: SQL, React, JavaScript/TypeScript Duties & Responsibilities for the Software Developer · Architect, build and maintain robust applications using C# and .NET Core within a microservices architecture · Provide mentorship and guidance to junior developers … conducting code reviews and fostering a culture of excellence · Contribute to architectural decisions and overall software strategy with particular focus on security, scalability and performance · Participate in agile ceremonies and contribute to continuous improvement of development processes · Collaborate closely with cross-functional teams, including business analysts and fellow developers More ❯

Senior Software Developer C# .Net - FinTech Senior Software Engineer/Developer (C# .Net) Newcastle onsite to £130k+ Are you a Senior Software Engineer looking for an opportunity to progress your career, working on complex and interesting systems in an impactful role? You … joining a FinTech start-up as a founding member, they have secure backing and an established Hedge Fund client as a partner. As a Senior Software Engineer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions … distributed systems. You have expertise with modern C# .Net Core; Python skills would also be of benefit. You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle. You have a thorough understanding of Computer Science fundamentals such as More ❯

Role: Senior Software Developer (Full-Stack) Location: Blackburn, BB1 2FA – Office Based Contract: Full-Time/Permanent Salary: £55,000 - £60,000 (Dependant on experience) + Bonus Company: EG Group About the Role: EG Group are excited to announce a vacancy for a Senior Software Developer to join our Data and Development team! This role is an amazing opportunity for someone who is lookjng within a fast-paced business that can offer career development and progression! The Senior Software Developer, you will play a pivotal role within our Data and … Development Team, collaborating closely with other senior technical experts, including the Senior Developers/Team Leaders. The successful candidate will be responsible for driving both the architectural evolution and ongoing development of business-critical applications, offering guidance to junior developers while overseeing end-to-end project delivery. This More ❯

Select how often (in days) to receive an alert: Role: Senior Software Developer Location: Blackburn, BB1 2FA - Office Based Contract: Full-Time/Permanent Company: EG Group About the Role: EG Group are excited to announce a vacancy for a Senior Software Developer to … This role is an amazing opportunity for someone who is looking within a fast-paced business that can offer career development and progression! The Senior Software Developer will play a pivotal role within our Data and Development Team, collaborating closely with other senior technical experts, including … the Senior Developers/Team Leaders. The successful candidate will be responsible for driving both the architectural evolution and ongoing development of business-critical applications, offering guidance to junior developers while overseeing end-to-end project delivery. This role demands expertise in full-stack development, with a strong focus More ❯

Senior Software Developer/Engineer (C# .Net API AWS) Sunderland/WFH to £80k Are you a Senior Software Developer with backend expertise and a good knowledge of AWS? You could be progressing your career in a hands-on technical leadership role at a … growing games/gambling site, whilst continually learning and developing your skills. As a Senior Software Developer you'll take a lead, hands-on role in an Agile team (which you'll help to grow) developing game mechanics into readily deployable APIs with the focus on scalability … and resilience. You'll work across the full software development lifecycle, from inception through to release, building highly available applications using a range of technologies with a focus on backend C#, T-SQL, Redis and AWS. You'll provide mentoring and technical guidance to the team with a focus More ❯

Senior Software Developer £80,000-£110,000 depending on experience and skillset Flexible hybrid set up (Worcestershire office anywhere from 5 days a week to monthly, as preferred) Do you have a Rust software development background? Drive development of an original Linux-based network security appliance … as a Senior Developer, taking ownership for security software and systems development within a thriving technology organisation providing security solutions for regulated industries from government roots spanning back 15 years. Work for truly engaged and passionate company owners, on project work that has a bigger purpose with … and demanding, encouraging self-development and growth amongst a super hands-on team. Quality is key within this organisation, and genuine, demonstratable passion for software development, intellectual curiosity and self-motivation must be at the heart of Software Developers who join this team. Requirements for the Senior More ❯

Senior Software Developer Melksham Salary: Up to £70,000 Our client, a dynamic and thriving business in Melksham, is seeking a talented Senior Software Developer to join their fantastic team. You'll witness your contributions in action, address issues as they arise, and work … your career today! Send your CV in confidence to Matt Wright at CV Screen or apply directly through this job advertisement. Alternative Titles: Web Developer | PHP Developer | Developer | Full Stack Developer | MSSQL Developer | .Net Developer CV Screen Ltd acts as an employment agency for More ❯

ROLE OVERVIEW We are currently looking for a Senior Bioinformatics Software Developer to join a leading biotechnology company based in the Cambridge area. As the Senior Bioinformatics Software Developer, you will be responsible for developing and enhancing the company's proprietary profiling platform, which … supports drug discovery based on clinical data. KEY DUTIES AND RESPONSIBILITIES: Your duties as the Senior Bioinformatics Software Developer will be varied; however, the key duties and responsibilities are as follows: 1. Design and develop bioinformatics analysis tools and workflows. 2. Implement production pipelines in a managed … new tools and technologies to improve and extend platform capabilities. ROLE REQUIREMENTS: To be successful in your application to this exciting role as the Senior Bioinformatics Software Developer, we are looking to identify the following on your profile and past history: 1. PhD or Masters in Computer More ❯

Senior Software Developer C#, .Net Core, VueJS, Typescript £55,000 - £60,000 Senior Software Developer required to join a progressive and leading company within the automotive industry. As a Senior Software Developer you will help to transform the whole digital product More ❯

Senior Software Developer - C# .Net/Angular/AWS/NoSQL - Hybrid - Nottingham - £70,000 The Role An innovative company within the construction sector are looking to an experienced Software Developer to join their talented development team. You will be working on a range of … hours, 25 days holiday, private healthcare, 5% company pension, Pluralsight access, dedicated learning time and much more. Apply Now If you are an experienced Software Developer looking to join a company where personal progression and development is valued, then this is the role for you. They are interviewing … suitable candidates as soon as possible so apply now and don't miss out. Senior Software Developer - C# .Net/Angular/AWS/NoSQL - Hybrid - Nottingham - £70,000 Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more More ❯

You will need to login before you can apply for a job. Senior Software Developer - Mathematical Solutions Sector: Technology Role: Senior Executive Contract Type: Permanent Hours: Full Time Job Description Senior Software Developer - Mathematical Solutions Position Description Are you a passionate Software Developer looking to work on impactful projects that improve lives while being part of a globally recognised, award-winning employer? If so, we have an exciting opportunity for you! CGI was recognised in the Sunday Times Best Places to Work list 2024 and has been named one of … prepared to undergo National Security Vetting (NSV) to Baseline Personnel Security Standard (BPSS) level as a minimum. Your future duties and responsibilities As a Senior Java/Python Developer within CGI Space, you will play a crucial role in delivering a mission-critical software suite for a More ❯

Join our dynamic Technical Services team as a Software Developer or Senior Software Developer! You will play a pivotal role in the design, development, maintenance, and technical support of our Totara codebase and other products. This is an exciting opportunity to contribute to high-quality … teams. This role demands a blend of technical proficiency, problem-solving capabilities, and effective communication with both technical and non-technical stakeholders. As a Senior Developer, you will also support and coach other Developers, fostering their growth and upskilling. What you'll bring We're seeking Developers and … Senior Developers who are passionate about technology, eager to take on new challenges, and ready to make a meaningful impact. While we expect familiarity with many of the following areas, we provide opportunities and support for further growth and development. Proficiency in a modern programming language, such as PHP. More ❯

Role: Senior Software Developer Location: London Salary: Up to £100k DOE Job Type: Permanent We are working with a globally recognised technology leader in the gaming and entertainment industry, seeking a Senior Software Developer to join their team. This is a fantastic opportunity to … Core Platform, enhancing a Backend-as-a-Service (BaaS) offering, and supporting the transition from legacy systems to a cutting-edge architecture. As a Senior Software Developer, you will work across multiple squads, providing technical expertise and shaping backend services that power a suite of web and … Kafka, RabbitMQ ) Proficiency in containerisation (Docker, Kubernetes) Familiarity with CI/CD pipelines and infrastructure automation This is an exciting role for a proactive developer looking to work on high-impact projects within a forward-thinking company. If this sounds like you, apply today More ❯

Senior Software Developer JavaScript/React Manchester up to £65K We've partnered with one of the most exciting tech-driven companies in Manchester (and beyond) to help them find a Senior Software Developer with strong JavaScript and React experience. They've grown massively … phase of their journey, which is significant. What you'll be doing: You'll work closely with the Head of Development and an external software consultancy as they transition to a fully in-house team, building out multiple squads. This is the perfect opportunity for a senior developer … brand new mobile app project What they're looking for: Strong experience with JavaScript, React, and modern frontend best practices Comfortable working in a senior, hands-on capacity Able to collaborate across squads and guide technical decisions A proactive mindset - you enjoy solving tough problems and running with ideas More ❯

Senior AI Software Developers required for worldwide AI projects and locations Are you ready to shape the future of AI and Machine Learning web applications as a Senior AI Software Developer ? The WOW Adventure Ltd is on the lookout for visionary Senior AI Engineers … join our global team in the UK, USA, Canada, Australia, Italy, Norway, Finland, New Zealand, South Africa, India, Bangladesh, and Kenya. Key Responsibilities as Senior AI Software Developer: Lead and manage AI and Machine Learning projects at a senior project management level. Develop cutting-edge web … Drive innovation and collaborate with cross-functional teams to deliver exceptional results. Utilise your expertise to transform complex requirements into scalable solutions. Qualifications: Proven senior-level experience in AI and Machine Learning project management. Proficiency in Python, JavaScript, and the latest AI technologies. Strong problem-solving skills and a More ❯

Senior Software Developer (PYTHON/AWS/REACT) - Health tech - tech for good, make a positive impact on the world Highly successful and fast growing organisation has an exciting opportunity for a Senior Software Developer (PYTHON/AWS/REACT). They are looking … for a talented individual who will design, implement, and maintain their publishing software, systems, and customer-facing digital products. Requirements Design and implement systems and software to meet requirements using appropriate tools and methods. Promote the creation of high-quality code by commitment to practices such as test … driven development, pair programming and code review. Be responsible for the technical development of all stages of software creation, including testing; ensure that implementation meets security, performance, and safety requirements. Suggest improvements to the code base, development processes, tooling and working practices. Encourage innovation by identifying, evaluating and adoption More ❯

Senior Software Developer | Manchester | ASP.NET Core | £50K - £60K | Hybrid Our client is a fast growing software development company that partners with clients to build custom apps, platforms, and digital experiences. They're all about using smart technology to solve real-world problems - and having fun while … Their team is packed with talented developers, designers, and innovators who love working on exciting projects across different industries. They're looking for a Senior .NET Developer to join their crew and help take their projects to the next level. The role Build and maintain high-quality web … Pension scheme Health insurance APPLY NOW! Sound like the role for you? Interviews are commencing from the start of next week, so apply now! Senior Software Developer | Manchester | ASP.NET Core | £50K - £60K | Hybrid Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this More ❯

We are seeking a Mandarin-speaking Software Developer with a passion for creativity and a demonstrable record of delivering software solutions. A strong knowledge of PHP/Lavarel is a must, as well as enjoying leading and managing peers and third parties. Client Details Our client is … are a small UK based team with a global network who have a reputation for delivering top-notch scientific solutions. Description Develop high-quality software design and architecture. Identify, prioritise and execute tasks in the software development life cycle. Develop tools and applications by producing clean, efficient code. … validation and verification testing. Collaborate with internal teams and vendors to fix and improve products. Document development phases and monitor systems. Profile A successful Senior Software Developer must have: Mandarin fluency. Proven experience as a Software Developer in a business environment. Experience in software More ❯

Senior Software Developer - C# Senior Software Developer required by a leading Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. This is a brand-new position due to growth and will join a well … days from home. Essential experience: Degree in Computer Science or other STEM subject ideally from a Russell Group University 5+ years' experience in a software development role C# SQL Server Source control, ideally Git Experience working within an Agile environment Any experience in the following would be advantageous: .NET More ❯

Senior Software Developer Application Deadline: 30 April 2025 Department: Technology & Product Employment Type: Permanent Location: Cardiff, UK Reporting To: Engineering Director Description Are you a passionate developer who thrives on solving complex problems and leading high-performing teams? At Alcumus, we're looking for a Senior Software Developer to take the helm in developing and enhancing our SafeSupplier product and Client Portal . In this hybrid role, you'll blend hands-on coding with leadership, guiding a talented team of developers and QAs to deliver robust, scalable solutions. You'll play a key … customers, we'd love to hear from you! What that means day to day You'll play a crucial role in both building great software and leading a talented team . You'll be hands-on with development while also shaping team processes, ensuring quality, and driving improvements. Develop More ❯

Senior Full-Stack Software Developer Position (UK) London, United Kingdom Type: Full-Time (hybrid - min. 3 days per week in office) Longevity Partners is seeking a Senior Full-Stack Developer with an interest in leading innovative digital transformation projects, particularly focused on sustainability and climate … change. The Senior Developer will lead on implementation for Longevity's digital transformation work and will work closely with and report to the Head of Data - Digital Transformation Lead. The role will enable the successful candidate to have a measurable impact on climate change mitigation and offers opportunities … for growth and progression within the firm. The Senior Developer would be responsible for line managing a Junior Developer to come on board in Q1 2025. The individual should be enthusiastic, keen to learn, and have an interest in contributing solutions to the climate change crisis. A More ❯

Senior Java Software Developer. Are you an experienced Senior Software Developer looking to take on a design authority role? Join a dynamic and growing team delivering cutting-edge cloud-based analytics solutions. With award-winning technology and strong partnerships in the IT & Telecoms sector, including … Cisco, this is an exciting opportunity to work on high-performance applications at the forefront of innovation. The Role As a Senior Software Developer, you'll take ownership of key technical areas, ensuring best practices in design and development. You'll collaborate closely with product teams, lead … architectural decisions, and play a pivotal role in enhancing our web application. This position offers full involvement in the software development lifecycle, from design and coding to testing and deployment. Key Responsibilities Design Authority - Lead architectural decisions and guide team members on best practices. Back-End Development - Build and More ❯

Senior Developer (ASP.Net Core, C#) - Nottingham/hybrid remote - Salary £60K - £75K DOE plus flexible hours, hybrid working (2 days a week in office), 25 days holiday + bh, latest technologies, excellent progression and more! The Role A unique and exciting new opportunity has arisen for an experienced … Software Developers (ASP.Net Core, C#, AWS) to join a rapidly growing specialised development house based in Nottingham right nearby the border of Derbyshire - this is easily commutable from the East & West Midlands. The expectation for this role is 2 days a week of your choice in the office including … flexible hours (their core hours are between 10am - 3pm). As a Software Developer (ASP.Net Core, AWS, C#) you will be responsible for a wide range of innovative projects from development of their innovative cloud-based enterprise system to internal systems. You will spend the majority of your More ❯