1 to 25 of 54 Senior Software Developer Jobs in the UK

Senior Software Developer, Python, Oxford, Hybrid, COR7408 Are you a seasoned Senior Software Developer with deep expertise in Python, seeking your next exciting challenge? This fantastic opportunity to join a cutting-edge company could be your next step! The Role As a Senior Software Developer, you'll work closely with a talented, agile team to design, develop, and deploy advanced applications. Leveraging your strong Python skills and experience working in modern cloud environments, you'll take ownership of code reviews, provide technical guidance, and mentor junior developers to ensure ...

Senior Software Developer - Hybrid - Warwickshire - C# .NET/Azure - £60,000 - £70,000 The Role An innovative technology company, delivering cutting-edge solutions to the supply chain sector, is seeking a Senior Software Developer to play a key role in the design, development … enhancement of their core software products. You'll work across the full software development lifecycle, building robust, scalable, and high-performance systems using C#, .NET, SQL, and Azure. As a senior member of the team, you'll take technical ownership of key projects, contribute to architectural decisions ...

Senior Software Developer Java, Spring Boot, Python, AWS, DB2 £(Apply online only) per day, Outside IR35 Starting date: 5th January 2026 Duration: Initially 6 Months (very likely to extend) Fully Remote Unify are proud to be exclusively representing a UK Consultancy partner who urgently requires the services … Senior Software Developer, on an Outside IR35 Contract basis, to join a project team delivering a high profile Government program. Essential Skills & Experience: Software Development Expertise : Proven experience as a software developer, specifically with a background in software upgrades, bug fixes, and addressing ...

Senior Software Developer, Python, Oxford, Hybrid, COR7408 Are you a seasoned Senior Software Developer with deep expertise in Python, seeking your next exciting challenge? This fantastic opportunity to join a cutting-edge company could be your next step! The Role As a Senior Software Developer, you'll work closely with a talented, agile team to design, develop, and deploy advanced applications click apply for full job details ...

Senior Software Developer Bath Are you an experienced Software Developer passionate about collaborative development and fostering growth in others? A dynamic company in Bath is looking for a Senior Software Developer to join their innovative team. Their Culture: They thrive … Slim Framework, JavaScript, React, and MySQL, they're primarily interested in candidates with commercial experience in modern programming languages and a strong grasp of software development principles. Demonstrable experience with MVC frameworks and/or modern JavaScript frameworks is essential. Beyond specific technologies, they highly value (and encourage learning ...

Senior Software Developer Bath Are you an experienced Software Developer passionate about collaborative development and fostering growth in others? A dynamic company in Bath is looking for a Senior Software Developer to join their innovative team. Their Culture: They thrive ...

know better than most that great systems dont happen by accident - theyre crafted. As Senior SoftwareDeveloper, youll step into a role where your work shapes the tools a busy service team relies on every day, building intuitive interfaces and maintaining critical platforms that keep operations running smoothly. Whats … discounted gym membership Work-from-home policy Supportive, skilled colleagues who care about high-quality code What youll be getting stuck into as a Senior Software Developer Developing new features and applications using React and PHP Maintaining and improving an existing CRM Working through ticket-based workflows ...

know better than most that great systems don’t happen by accident - they’re crafted. As Senior SoftwareDeveloper, you’ll step into a role where your work shapes the tools a busy service team relies on every day, building intuitive interfaces and maintaining critical platforms that keep operations running … membership Work-from-home policy Supportive, skilled colleagues who care about high-quality code What you’ll be getting stuck into as a Senior Software Developer Developing new features and applications using React and PHP Maintaining and improving an existing CRM Working through ticket-based workflows with ...

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 ...

Senior Software Developer Location: Derby (Hybrid – 1 day in the office per week) Salary: Competitive, dependent on experience Working Hours: 38 hours/week, 8:00am–6:00pm, 4 days per week Our client, a vibrant and growing technology company, is seeking an experienced Senior Software Developer to join their development team. This is an exciting opportunity to work on diverse projects including large-scale data processing systems, enterprise applications, mobile apps and cutting-edge machine learning solutions all within a collaborative and supportive environment. The Role You will be responsible for designing, developing ...

Senior Software Developer (C#, .Net, Azure) - Nottingham - £55K - £65K + company benefits including hybrid remote working (once/twice a month in office), flexible working hours, bonus scheme, healthcare, excellent career progression & training, huge company discounts & more! A well-established company is looking for a highly technical … Developer to join their successful and fast-growing team. This opportunity will see you build an established career whilst using the latest technology and developing upon your personal and professional development. The Role As a Developer, you will be developing software across the full suite ...

Senior Software Developer - Cheshire - Hybrid - Help redesign the heart of a global business This is not a business as usual developer role. This is a brand-new position as part of a major, group-wide transformation programme that will redefine how our clients core systems work … across the business and were looking for a highly experienced Senior Developer to sit right at the centre of it all. If youre someone who thrives on complexity, is passionate about continuously improving development practices and wants to see your work have real business impact, this ...

Senior Software Developer | Surrey | Hybrid | £65,000 - £75,000 Are you an experienced systems-level engineer craving impact We’re seeking a Senior Software Developer versed in Rust, or an equivalent systems language, who thrives in high-availability, mission-critical environments. Our client … pressure. Experts in one area who can learn quickly in another are highly valued and will be supported through mentorship and training. Qualifications Robust software engineering foundation (systems-level preferred). Some experience with Rust, or strong proficiency in another low-level language. Domain experience in telecoms, fintech ...

Senior Software Developer £41,856(pro-rata for part-time vacancies) Home based/North Kent Full Time, Permanent We are seeking a highly skilled and motivated Senior Software Developer to join our newly formed Automation and AI team. This is a key role … Proficiency in .NET development (C#, ASP.NET, Entity Framework) Understanding of JSON Solid understanding of automation governance and security Understanding and experience of the full software development lifecycle Ability to translate user requirements into technical solutions Excellent problem-solving and communication skills A technical test may be required ...

Senior Software Developer £41,856(pro-rata for part-time vacancies) Home based/North Kent Full Time, Permanent We are seeking a highly skilled and motivated Senior Software Developer to join our newly formed Automation and AI team. This is a key role ...

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project … they are transforming and redesigning their data hub, which provides access to a variety of public sector data. We require an experienced full stack developer with extensive Python experience. You will have previous experience developing across a number of services on the front end and back end including ...

Senior Software Developer (Symfony) 100% Remote (Bristol) £60,000 - £70,000 + Fully Remote + Training + 10% Pension + Company Benefits Are you a Senior Software Developer with experience in Symfony looking for a remote role and to play a crucial role … support will be maintenance on html, CSS, JavaScript/jQuery and new development will focus on symfony and Vue.Js This role would suit a Developer experienced in Symfony looking to join a growing, leading Medical e-commerce platform in a fully remote role. The Role: Website Support Identify ...

Senior Software DeveloperLocation: Derby (Hybrid – 1 day in the office per week) Salary: Competitive, dependent on experience Working Hours: 38 hours/week, 8:00am–6:00pm, 4 days per week Our client, a vibrant and growing technology company, is seeking an experienced Senior Software Developer … cutting-edge machine learning solutions all within a collaborative and supportive environment. The Role You will be responsible for designing, developing and maintaining complex software systems, working across backend and frontend technologies and supporting web and mobile applications. You will also mentor junior developers, contribute to solution architecture ...

Senior C#.Net Software Developer (C#, ASP.NET/.Net Core , SQL Server) This is a hybrid role, with 2 days onsite every week in Crewe or Chester. My client are an innovative software development company delivering mission-critical Azure hosted software in their respected sector. Their … collaborative and fast-paced environment utilizes Agile methodologies to deliver cutting-edge solutions for their diverse customer base. They are seeking a Senior C# Software Developer to join their dynamic and innovative software development team. You will play a critical role in the development of their ...

Senior C#.Net Software Developer (C#, ASP.NET/.Net Core , SQL Server) This is a hybrid role, with 2 days onsite every week in Crewe or Chester. My client are an innovative software development company delivering mission-critical Azure hosted software in their respected sector. Their … collaborative and fast-paced environment utilizes Agile methodologies to deliver cutting-edge solutions for their diverse customer base. They are seeking a Senior C# Software Developer to join their dynamic and innovative software development team. You will play a critical role in the development of their ...

Title: Senior Software Developer Python Contract Length: 12 Months Day Rate: £600 - £650 Inside IR35 Location: London, Manchester or Bristol Working Style: Hybrid - 2 days onsite Requires Active SC Clearance Are you ready to make a difference? Join our client, a leading organisation in the Central Government … sector, dedicated to transforming public services through technology. We're looking for a Senior Software Developer with Python expertise to help shape the future of digital government! What You'll Do: As a vital member of the National Data Library team, you will: Lead the design, development ...

Senior Software Developer (SIP/Python) Guildford/Remote - 1 day a month on-site £55,000 - £65,000 + Remote + Private Medical Insurance + Life Insurance + Other Benefits This is an excellent opportunity for a Software Engineer with a deep understanding … platform. Responsibilities will involve designing and building value-add services, creating integrations for AI-driven services (such as voice recognition and transcription), and ensuring software remains secure at every level. The role also serves as a key technical resource for troubleshooting complex SIP/RTP issues and contributing ...

Lead Software Developer required by a leading global Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. The Lead Software Developer will be responsible for the software engineering output of the team. This will … required, as well as designing architecture. Therefore the successful candidate will have strong hands-on coding knowledge. The company are happy to consider a Senior Developer who is looking to step up into more of a leadership role. They operate on a hybrid model which involves 3 days ...

Lead Software Developer required by a leading global Cloud Technology company based in Bracknell. The company are working on cutting-edge technology including AI and propensity modelling. The Lead Software Developer will be responsible for the software engineering output of the team. This will … required, as well as designing architecture. Therefore the successful candidate will have strong hands-on coding knowledge. The company are happy to consider a Senior Developer who is looking to step up into more of a leadership role. They operate on a hybrid model which involves 3 days ...

Senior Python Software Developer (SC Cleared) Duration: 12 Months Location: London & remote (hybrid) Rate: £650 per day IR35 Status: Inside Start: ASAP A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project ...