.net software engineer jobs in Stevenage

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.

As a Full Stack Engineer with expertise in .NET and Vue, you'll take on a hands-on role in building web applications while working vertically in both the frontend and the backend. Your responsibilities will involve designing, developing, and fine-tuning web applications, using .NET 6+, MediaTR, EF.Core and VueJS 2/3 to create engaging and user-friendly interfaces. You'll work closely with the...

You will tackle technical challenges that bridge software engineering with real-world manufacturing processes. This role blends hands-on technical expertise with leadership responsibilities, offering both team mentorship and active involvement in architecture, design, process improvement, and code review.

Job Description As a trusted partner to the UK Ministry of Defence, our clients Embedded Software team is central to delivering world-class weapon systems. We design and develop advanced, real-time software that drives our missile technologies, ensuring outstanding performance when it matters most. From early concept and design through trials, production, and in-service support, we play a...

C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can make a real impact...

You will work as part of a collaborative R&D team focused on delivering high-quality features, and developing the client architecture using the latest UI patterns.

Senior Front-End Developer Location: Edinburgh (Remote-first, with occasional office visits) Salary: £50,000 – £60,000 per year + competitive benefits About the Role We’re looking for a Senior Front-End Developer to join our engineering team and help build an advanced resource planning tool. You’ll focus on creating scalable, high-performing, and user-friendly interfaces that deliver an...

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 responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability.

You will be responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability. What we're looking for from you:

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# .

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:

Software Engineer Tech Stack: C# / .NET / Git / Azure Location: Fully Remote (no office travel required) Salary: £55,000 – £65,000 + Benefits This is an excellent opportunity to join a small but growing insurance software company, as they look to expand their development team. You’ll work across a variety of initiatives, including their core product development, system migrations, and...

Stevenage Would you like to be part of a group of specialist engineers helping to deliver some of the world's most sophisticated defence systems? We are currently recruiting for a software security expert, to work across a range of our products! Salary : Circa £74,000 depending on experience Dynamic (hybrid) working : 3 to 5 days per week on-site, due to workload classification Security Clearance...

Job Description Our client, a leading entity in the Defence and Security sector, is currently seeking an Integration & Systems Validation Engineer to join their dynamic Integration and Systems Validation (ISV) team within the Weapon System Simulation and Experimentation (WSSE) department. Join our client in driving innovation and excellence in the field by providing systems integration and...

Job Description Embedded Software Engineer (Real-Time Ada) Location: Stevenage Salary: Circa £65,000 depending on experience, plus bonus and benefits A leading UK defence organisation is expanding its Real-Time Datalink Software team and seeks an experienced Embedded Software Engineer to develop cutting-edge communications for missiles and platforms. This hands-on role offers the chance to...

You will be responsible for the verification and validation activities on real-time systems application software for the next generation of Missile Systems.

You will have to draw upon your strong practical problem-solving skills, data acquisition expertise, and adaptability. Skillset/experience required:

Stevenage Find out more about the daily tasks, overall responsibilities, and required experience for this opportunity by scrolling down now. Would you like to be part of a group of specialist engineers helping to deliver some of the world's most sophisticated defence systems? We are currently recruiting for a software security expert, to work across a range of our products! Salary: Circa £74,000...

You will work as part of a collaborative R&D team focused on delivering high-quality features, and developing the services architecture. This role is ideal for an engineer who thrives in complex systems and is looking to develop new services that exploit a cloud-native ecosystem while modernizing legacy services into a containerized, cloud-native ecosystem.