.net software engineer jobs in South Yorkshire

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.

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...

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 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:

Principal Software Engineer Fully Remote | Permanent | £85,000 - £115,000 Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping the...

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# .

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We're looking for a dynamic software...

Software Development Manager / Software Engineering Manager - New Role! (REF02) Keywords: SDLC, Software, Team Leading, Management A market leading organisation requires a Software Development Manager / Software Engineering Manager to join its growing and successful team! Suitable candidates will have the folloiwng experience: - Strong commercial experience in software development coupled with...

Job Title: Full Stack Software Engineer (3 Days/Week) Location: Sheffield (Hybrid) Salary: Up to £80,000 Have you got what it takes to succeed The following information should be read carefully by all candidates.Overview We are developing a software platform that helps roboticists, developers, and enterprises deploy robot applications efficiently. As a Full Stack Developer, you'll contribute to...

Software Development Manager / Software Engineering Manager - New Role! (REF02) Keywords: SDLC, Software, Team Leading, Management A market leading organisation requires a Software Development Manager / Software Engineering Manager to join its growing and successful team! Suitable candidates will have the folloiwng experience: - Strong commercial experience in software development coupled...

Embedded Software Engineer For a complete understanding of this opportunity, and what will be required to be a successful applicant, read on.- Barnsley HybridAre you an experienced Embedded Software Engineer, Firmware Engineer or Electronics Design Engineer looking to develop your Embedded Development skills in a collaborative and positive work culture ? We are looking for an experienced...

Software Developer North Wales – Hybrid Working Vuejs / Nodejs / Express £40,000-£50,000 I’m currently working with a global, market leading engineering business who are looking for a Software Developer to join their team in North Wales on a hybrid basis! In role you will be joining an experienced development team and play a key role in delivering a variety of product solutions and...

You should be comfortable with most of our core technologies:

About the Job This position is for a Senior Software Engineer with a minimum of 5 years of experience in backend development and a passion for building robust, scalable systems. We are looking for an engineer with a strong background in the C# .NET ecosystem, and a preference for candidates with significant experience on AWS. Are you ready for a challenge? We’re looking for a dynamic software...

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:

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.

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...

Principal Software Engineer Fully Remote | Permanent | £85,000 - £115,000 Harrington Starr has partnered with a leading Global Payments Technology company who are seeking to hire a Principal Software Engineer to join their senior engineering leadership team. This is a rare opportunity to combine hands-on development with strategic influence, guiding architecture decisions and shaping the...

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# .