1 to 25 of 81 Senior Developer Jobs in the North of England

Senior Backend Developer - Python, AWS, Django Central London/Hybrid -one day in the office £75-85k + benefits Were seeking a topflight Senior Backend Developer with a strong software engineering background including 8-9+ years majoring in writing Backend applications using Python and Django (Rest Framework). This is a seriously weighty, complex … technically challenging role; the successful Backend Developer will be 'red hot' on the core backend skill requirements. Demonstrably the 'go to' person in your role. The Backend Python Developer will be joining a team of 45 at a world-class healthcare scaleup. With each integration of a new hospital group there is an acceleration of the rapid scaling … to-haves: Deeper understanding of SQL Knowledge of front-end technologies such as Vue or React Experience with handling sensitive data (e.g. PII) Experience working in a startup environment Senior Backend Developer | Senior Backend Engineer | Senior Backend Python Developer | Senior Software Engineer More ❯

Senior Back-End Developer - C#/.NET/SQL Server C#, .NET 6+, SQL Server, REST & GraphQL APIs, Azure, Git Salary up to £65k Onsite in Central Manchester Excellent career progression Who We Are We're a collaborative tech team delivering robust, scalable SaaS products to a global customer base. Our developer-led culture values clean, maintainable … code, innovation, and continuous learning. With an ambitious roadmap ahead, we're expanding our back-end capabilities and looking for a Senior Developer to help shape and deliver our next generation of features. Who We're Seeking We're looking for a Senior Back-End Developer with deep expertise in C# (.NET 6+) and SQL Server More ❯

SENIOR SOFTWARE DEVELOPER - SC CLEARED BRAND NEW PERMANENT OPPORTUNITY AVAILABLE WITHIN A LEADING COMPANY FOR A SENIOR SOFTWARE DEVELOPER WITH SC CLEARANCE Permanent opportunity for a Software Developer with enhanced SC Clearance, eligible for DV Clearance Industry leading company supporting UK national security projects. Salary up to £85,000 DOE Manchester based in an easily … accessible location. To apply please call or email WHO ARE WE? We are recruiting Senior Software Developers with a wide variety of experience to work with an industry-leading cyber/National Security/defence client with office locations in and around Manchester. The expertise of our engineers drives us forward, and we're looking for talented individuals to … us. Due to the nature of these clients, you must hold SC Clearance and be eligible to obtain DV Clearance to work on National Security projects. WE NEED THE SENIOR SOFTWARE DEVELOPER TO HAVE.... SC Cleared and eligible and willing to undergo DV clearance. Proficient in a range of modern programming languages, including Java, Python or Go Hands More ❯

Senior C# Developer/Software Engineer (C# .Net Core AWS) Sunderland/WFH to £75k Do you have strong C# .Net Core backend development skills? You could be progressing your career in a senior, hands-on C# Developer role at a growing games/gambling site, whilst enjoying a range of benefits and perks. As a … Senior C# Developer within the customer onboarding team you will help shape the player onboarding and registration journeys, including KYC and identity verifications. You'll design and develop backend features that interact with the web front end (TypeScript, Vue.js) and migrate code from .Net MVC to .Net Core, ensuring it's reliable, scalable and well documented. This is … a senior position where you'll contribute to the planning of technical projects, provide guidance, conduct code reviews and input into technical discussions and decision making. Location/WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed More ❯

Senior C# Developer/Software Engineer (C# .Net Core AWS) Sunderland/WFH to £75k Do you have strong C# .Net Core backend development skills? You could be progressing your career in a senior, hands-on C# Developer role at a growing games/gambling site, whilst enjoying a range of benefits and perks. As a … Senior C# Developer within the customer onboarding team you will help shape the player onboarding and registration journeys, including KYC and identity verifications. You'll design and develop backend features that interact with the web front end (TypeScript, Vue.js) and migrate code from .Net MVC to .Net Core, ensuring it's reliable, scalable and well documented. This is … a senior position where you'll contribute to the planning of technical projects, provide guidance, conduct code reviews and input into technical discussions and decision making. Location/WFH: There's a hybrid work from home policy with 2-3 days a week; when you're in the office you'll be collaborating with fellow technologists in a relaxed More ❯

Senior C++ Developer Manchester City Centre (8 min walk from Manchester Victoria Station) 2 days a week in office Flexible working hours £50k - £65k +bonus, perks and benefits You would be working with a close-nit development team on the development and rollout of high performance, customer facing Self-Service Terminal platform to be used in over … stores across the UK.As a Senior Developer, you'll play a key role in the evolution of the software, supporting feature enhancements, performance improvements, UI implementation and integration with various hardware components. You'll take ownership of complex tasks, work closely with other developers, QA engineers, and delivery leads, and mentor less experienced developers to help deliver high More ❯

Senior Backend Developer – Java, Spring Boot, RESTful API’s Manchester, Hybrid Up to £85,000 My client, a global technology-driven service company operating primarily in the financial sector is looking to hire a Senior Backend Developer to help architect, build and optimise the backend systems for their global platform. You will lead the design, development … and deployment of backed services and API’s, architecting scalable systems which integrate multiple data sources. As a Senior Backend Developer, you will mentor junior developers, reviewing their code for quality and performance and collaborate with cross functional teams. You will also participate in technical design discussion and product planning. The ideal candidate will possess several years’ experience … RESTful API’s and database schemas. You must also possess knowledge of security standards, strong problem-solving skills and offer experience with Cloud platforms, AWS. This role needs a Senior Backend Developer who is comfortable working as an individual contributor, happy to mentor junior developers and collaborate with various teams across the software engineering function. Essential Skills Java More ❯

Senior Java Developer - Leeds City Centre (Hybrid) Up to £60,000 | 4 Days in Office, Friday WFH | AI & Machine Learning I'm recruiting for a forward-thinking tech company based in Leeds City Centre that's transforming how retailers harness AI and machine learning to boost profitability and stay competitive in a rapidly evolving market. They're looking … for an experienced Senior Java Developer to join their talented team of 7 engineers, reporting directly to the Engineering Manager. You'll play a pivotal role in developing intelligent, data-driven software used by major retail clients across the UK, Europe, North America, and Australia. The Opportunity This is a hands-on senior role - ideal for someone More ❯

Senior Android Developer (Kotlin | AI | SDKs) Salary: £60,000 – £85,000 base Location: Manchester Employment Type: Permanent Seniority: Mid–Senior Level Tech Stack: Kotlin, Android SDK, Jetpack, Swift (bonus), GitHub Actions, Pulumi About the Company Join a global AI tech start-up founded by a visionary leader in the AI space , pioneering a completely new field of … to shape the Android side of a truly emerging product , where your work will directly power how clients and users first experience their AI innovations. The Role As the Senior Android Developer , you'll take full ownership of the Android migration process , bringing all existing iOS functionalities into the Android ecosystem. In your first 3–6 months, your … models to life on mobile devices. Potentially expand development to tablet and wearable platforms . What We're Looking For: Technical Must-Haves: Proven commercial experience as an Android Developer/Engineer. Deep proficiency in Kotlin and hands-on experience with the Android SDK . Strong understanding of modern app architecture and clean, testable code. Familiarity with CI/ More ❯

Senior .NET Developer Global Tech Company | Agile Delivery Teams | Hands-On | UK-Based Millions of customers. One proprietary platform. Infinite possibilities. This global technology business has just completed a massive migration to their own platform, and now, the stage is set for scale, innovation, and speed. Products are being built at pace, technology is unlocking new capabilities, and … the experiences delivered to customers worldwide are next-level. At the heart of it all? The tech team. And they’re looking for a Senior .NET Developer to join one of their agile delivery squads and help shape the future of their platform. What You’ll Do: Build and maintain integrations between web front-ends, back-end services More ❯

Senior .NET Developer Global Tech Company | Agile Delivery Teams | Hands-On | UK-Based Millions of customers. One proprietary platform. Infinite possibilities. This global technology business has just completed a massive migration to their own platform, and now, the stage is set for scale, innovation, and speed. Products are being built at pace, technology is unlocking new capabilities, and … the experiences delivered to customers worldwide are next-level. At the heart of it all? The tech team. And they’re looking for a Senior .NET Developer to join one of their agile delivery squads and help shape the future of their platform. What You’ll Do: Build and maintain integrations between web front-ends, back-end services More ❯

Senior .NET Developer Global Tech Company | Agile Delivery Teams | Hands-On | UK-Based Millions of customers. One proprietary platform. Infinite possibilities. This global technology business has just completed a massive migration to their own platform, and now, the stage is set for scale, innovation, and speed. Products are being built at pace, technology is unlocking new capabilities, and … the experiences delivered to customers worldwide are next-level. At the heart of it all? The tech team. And they’re looking for a Senior .NET Developer to join one of their agile delivery squads and help shape the future of their platform. What You’ll Do: Build and maintain integrations between web front-ends, back-end services More ❯

Senior C# Developer/Software Engineer (.Net Core React AWS) Sunderland/WFH to £70k Opportunity to progress your career in a senior, hands-on role at a at a growing games/gambling site, whilst enjoying a range of benefits and perks. What's in it for you: Competitive salary to £70k + quarterly bonus Holiday … and drinks Free inner city parking Free tickets to EFL matches Hybrid working (x3 days a week office) Family friendly policies Social events and more! Your role: As a Senior C# Developer within the Platform team you'll build real-time payment systems and integrations that handle large volumes of transactions. You'll have a focus on backend … TypeScript or React experience You have a good knowledge of AWS You're collaborative with great communication, mentoring and leadership skills Apply now to find out more about this Senior C# Developer/Software Engineer (.Net Core React AWS) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and More ❯

Job Title: Mid & Senior Level Developers Location: Warrington - Office Based Salary: £60k - £80k, with excellent benefits Are you a talented Mid or senior-level developer with over 5 years of commercial experience in C# and a passion for building innovative web-based software solutions? Our client, a leader in offering bespoke world-class solutions, is seeking a … skilled Mid and Senior-level Developer to join their growing team. This is an exciting opportunity to work on cutting-edge projects, delivering high-quality solutions within a collaborative, dynamic environment. The Role As a Developer, you will work closely with the Development Manager and the wider team to design, develop, and implement new features and enhancements More ❯

Job Title: Senior Development Lead Reports To: Engineering DirectorSite: Newcastle - three/four days a month in the office with a small team of developersRate: £600 to £650 per dayIR35 status: INSIDE - so paid through an umbrellaStatus - British or ILR (Indefinite leave to remain) in the UK is eesentialSector - Utilities or Energy experience essential Role Overview We are seeking … an experienced Senior Development Lead to manage a small, highly skilled development team responsible for delivering software changes, resolving support tickets, and implementing configuration updates.You will work closely with Project Managers, senior stakeholders, and other Development Leads in a fast-paced, high-demand environment, ensuring delivery excellence and technical quality. Key Responsibilities Team Leadership & Management Lead, mentor, and … in line with SLAs. Maintain high coding standards and ensure adherence to best practices. Stakeholder & Project Liaison Collaborate with Project Managers to plan and prioritise work. Communicate effectively with senior stakeholders regarding progress, risks, and issues. Coordinate with other senior development leads to ensure aligned delivery. Process & Quality Implement and improve development processes to ensure efficiency. Oversee code More ❯

Senior C# Developer/Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a backend focused C# Developer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems at a growing FinTech scale-up with solid financial backing, a … holiday Bupa healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to produce … Structures, Design Patterns, Algorithms You're excited to join a start-up in a role that you can shape and influence Apply now to find out more about this Senior C# Developer/Backend Software Engineer (C# .Net Core) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and More ❯

Senior C# Developer/Backend Software Engineer (C# .Net Core) *Newcastle onsite* to £130k+ Are you a backend focused C# Developer with a strong academic background, looking to take the next step in your career? This is an opportunity to work on complex, high-impact systems at a growing FinTech scale-up with solid financial backing, a … holiday Bupa healthcare Generous pension contribution Continuous career development opportunities Social team atmosphere with a range of events and early finish for drinks on Fridays Your role: As a Senior C# Developer you will collaborate with a small, talented team to deliver the core platform within a Microsoft environment using the latest versions of C# .Net to produce … Structures, Design Patterns, Algorithms You're excited to join a start-up in a role that you can shape and influence Apply now to find out more about this Senior C# Developer/Backend Software Engineer (C# .Net Core) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and More ❯

Senior Python Developer - Leeds Are you a seasoned Python developer with a passion for leading cutting-edge projects and mentoring others? We're looking for a Senior Python Developer to drive the design and development of scalable, high-quality software solutions for our Leeds based client. What You'll Do: Lead development using Python, Flask More ❯

Senior Python Software Developer £70,000-£80,000 Leeds - 2 days per week in office Must be eligible for SC clearance Sanderson Government and Defence are supporting a well respected and established public sector consultancy business in their search for an experience Senior Python Developer to join there team supporting a central government end client in More ❯

Up to £65,000 | 2 Days in Office, 3 days WFH | Senior PHP Developer | Manchester | Marketing Agency Experience We're partnered with a leading integrated marketing agency who are expanding their digital offering and looking for a Senior PHP Developer to join their growing tech team. What You'll Be Doing: Building and maintaining complex web … bonus scheme Generous training budget Career progression & development support Modern office space + hybrid working (2 days in office) Regular team socials and collaborative culture If you're a developer who loves clean code, creative challenges, and working with a passionate, growing team - this could be your next move. APPLY NOW if this sounds of interest! Up to … Days in Office, 3 days WFH | Senior PHP Developer | Manchester | Marketing Agency Experience Oscar Associates (UK) Limited is acting as an Employment Agency in relation to this vacancy. To understand more about what we do with your data please review our privacy policy in the privacy section of the Oscar website. More ❯

Senior Visualfiles Developer - Home Working Senior Visualfiles Developer with excellent Visualfiles development experience is required by a leading UK law firm. You can be based anywhere in the UK as they will allow remote working and have offices all over the UK. They are looking for another couple of developers to join and established team, so … will look at Visualfiles Developers with a range of experience (junior, mid or senior) You will be responsible for the delivery of application development to that help their users and clients drive improvement within the firm through dynamic case management applications. It is a key role in the business and you will have a lot of autonomy in the More ❯

Senior Front End Developer - Central Manchester - £65,000 The Company: Lorien are working with a leading tech business based in Manchester that's building out an engineering team to support a major platform initiative. With a greenfield web application in development, they're looking for a Senior Front End Developer to help shape the architecture and More ❯

Senior Full Stack Java Developer Location: Warrington (Hybrid - 1 day per week onsite) Salary: £65,000 - £75,000 + benefits Employment Type: Permanent Opportunity Overview A fast-growing, technology-led organisation is seeking a Senior Full Stack Java Developer to join its collaborative engineering team. This role is ideal for someone who combines strong technical ability … projects from start to finish, influence technical direction, and help guide the wider engineering team while continuing to develop your own expertise. It's an excellent opportunity for a developer who's ready to step up, take initiative, and potentially grow into a future Principal Developer role. Key Responsibilities Develop and maintain full-stack applications using Java, React More ❯

Senior Full Stack Java Developer Location: Warrington (Hybrid – 1 day per week onsite) Salary: £65,000 – £75,000 + benefits Employment Type: Permanent Opportunity Overview A fast-growing, technology-led organisation is seeking a Senior Full Stack Java Developer to join its collaborative engineering team. This role is ideal for someone who combines strong technical ability … projects from start to finish, influence technical direction, and help guide the wider engineering team while continuing to develop your own expertise. It’s an excellent opportunity for a developer who’s ready to step up, take initiative, and potentially grow into a future Principal Developer role. Key Responsibilities Develop and maintain full-stack applications using Java, React More ❯

Senior Full Stack Java Developer Location: Warrington (Hybrid – 1 day per week onsite) Salary: £65,000 – £75,000 + benefits Employment Type: Permanent Opportunity Overview A fast-growing, technology-led organisation is seeking a Senior Full Stack Java Developer to join its collaborative engineering team. This role is ideal for someone who combines strong technical ability … projects from start to finish, influence technical direction, and help guide the wider engineering team while continuing to develop your own expertise. It’s an excellent opportunity for a developer who’s ready to step up, take initiative, and potentially grow into a future Principal Developer role. Key Responsibilities Develop and maintain full-stack applications using Java, React More ❯