asp .net developer jobs in Sheffield

Senior Backend Developer (.NET | AI-First SaaS Platform) Compensation: Competitive, based on location and experience Location: UK or Turkey (Hybrid – Office & Remote) Keepnet is an AI-driven SaaS platform experiencing strong, sustained growth in the UK with growing global momentum, helping organisations manage human cyber risk at scale. With Agentic AI live in production, Keepnet runs...

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

You will be trained in all aspects of: . NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Top performers can expect to receive their first promotion (and pay rise) within 6 months.

Lead Developer/Junior Technical Architect (C#/.Net) - New Role (REF02) Jobster Sheffield, England, United Kingdom 1 day ago Be among the first 25 applicants Lead Developer/Junior Technical Architect (C#/.Net) - New Role (REF02) Keywords: C#, .Net, SQL Server, Azure, Agile, Team Leading adelantadas A market leading organisation in the Sheffield area requires a Lead Developer /Junior Technical...

Business Development Manager - UK Market Entry High-Value Capital Equipment | Aesthetic Medical Technology We are supporting the UK launch of a next-generation aesthetic medical technology platform operating at the intersection of Imaging, software, and AI. Our client is looking for the UK's top performing capital aesthetic reps to join this incredible journey of growth and differentiation from...

Product Development ManagerSheffield You can get further details about the nature of this opening, and what is expected from applicants, by reading the below.£65,000 £70,000Page 1 Recruitment is proud to partner with a pioneering technology company that is reshaping the transport and energy space across Africa. Driven by a net-zero mission, our client delivers practical, scalable energy...

About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‐first, often highly complex software. Our engineers pair forward‐thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‐standing third‐party clients, we're scaling our own SaaS product—Spark...

Department: Support Reports To: Application Software Support Manager Location: Remote Salary: £55k - £60k /yr (depending on experience) Contract Type: Permanent – Full Time Role Summary We're looking for an experienced full-stack .NET developer to join our team in a new and exciting role. This role will initially be supporting an array of clients, helping our support team to continue to...

Principal Software Engineer .NET £90,000-£110,000 Remote (UK) Do you thrive on building scalable solutions that power commerce worldwide? We're partnering with a rapidly expanding global payment platform fresh off a transformative acquisition. They're engineering a robust, merchant-centric ecosystem built on quality, resilience, and scale - and they need exceptional .NET Software Engineers to...

You will be responsible for designing, developing and implementing solutions using the MS Integration Services & MS Power Platform suite including but not limited to Logic Apps, Service Bus, Event Grid, APIM, Functions & Function Apps, SQL Server, Azure SQL, Dataverse, D365 modules, 3rd-party APIs, Azure Synapse, Fabric and Key Vault.

C# Software Developer – Exciting Opportunity with a Growing Tech Company Are you an experienced .NET and Azure developer looking for an opportunity to lead exciting projects in Web, Desktop, and Cloud development? Our client, a well-established software development company, is expanding its team and looking for Lead and Senior Software Developers to drive innovation and shape the future of its...

Technical Lead / Lead Developer (C#/.Net) - New Role (REF02)Keywords: C#, .Net, SQL Server, Azure, Agile, Team LeadingA market leading organisation in the Sheffield area requires a Technical Lead / Lead Developer to join its growing and successful team. Suitable candidates will have the folloiwng experience:Substantial commercial experience in software development using C# / .NET.Experience of...

Henry Boot is one of the UKs leading land, property development, home building and construction businesses, transforming land and spaces since 1886. They have an ambitious responsible business strategy to help meet their aim of being net zero carbon by 2030 and deliver 2025 charitable, community and education work valued at £1m! Putting people first, they are a responsible and inclusive...

You will be working closely with the Machine Learning team; however, you are not required or expected to have background in Machine Learning. This is an applied role, and we are looking to hire a software engineer with experience in cloud computing and distributed systems. In this role, you will:

You will be responsible for building and executing a new business sales strategy, selling Microsoft Data & AI consulting services into enterprise and mid-market customers across FSI, Retail, Private Sector and MSP-led accounts. Key Responsibilities - Own and drive net-new logo acquisition across Data, Analytics, AI and Modern Data Platform services

Market Design Lead – Switching & Registration Who Are RECCo? We are an independent, non-profit organisation responsible for the Retail Energy Code — a key part of how the GB retail energy market is regulated. But we don't just manage rules. We look ahead, not just react, helping the market change in the right way. We deliver secure digital services, clear governance, and practical solutions...

You will design and build APIs that enable products, partners and AI services to work together, including: Building RESTful APIs using C# .

You will likely bring: Strong experience building backend services in C# .

Overview We are seeking an experienced Software Technical Lead to provide hands-on technical leadership within an automation and intralogistics environment. This role is ideal for a senior engineer who actively writes and reviews code, has managed and supported other developers, and can lead the technical delivery of complex software solutions, including Warehouse Management Systems (WMS). This...

You will own the engineering vision and execution of Keepnet's core platform, operating across the UK, EU, US, UAE, and Canada, supported by distributed offshore and nearshore teams.

You will not be expected to do everything yourself. Success in this role will be measured by platform reliability, delivery predictability, team health, and customer impact.

You will join the founding team in EMEA to drive new ARR into a variety of accounts. The role will require an entrepreneurial mindset and will join a small cross functional team (6 currently) in the EMEA region.