.net engineer jobs in Cardiff

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...

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 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.

Job Description 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...

You will play a pivotal role in enhancing sustainability efforts within the Built Environment, coordinating across various disciplines and supporting high-profile projects.

Job Summary Take the next step in your career now, scroll down to read the full role description and make your application. Aviation. It connects our world, brings people together, provides opportunities, accelerates economic growth, and is just so very cool! Come work for NAVBLUE, a leading services company owned by Airbus, dedicated to Flight Operations, Air Traffic Management solutions and...

A leading engineering firm in the United Kingdom is seeking an Associate/Technical Director Sustainability Consultant to lead sustainable building initiatives. Scroll down to find the complete details of the job offer, including experience required and associated duties and tasks. The role requires individuals to develop sustainable strategies, manage projects, and engage with clients across...

Overview: Prodigi is the leading global print-on-demand platform, enabling businesses to scale their operations through streamlined supply chains and maximised profits. Founded in 2014, we ranked 14th on the Sunday Times Virgin Atlantic Fast Track 100 list of the UK's fastest-growing companies. With a worldwide network of over 50 production facilities across 10 countries, including our own...

Role: Software Engineer (.NET / C#) Working hours: 10am-6pm (aligned to US team)Fully Remote (UK-based)Salary: £50,000 - £60,000 p/annumCPS Group are partnering with a Data Consultancy to hire a Software Engineer to support their expanding US-facing development team. This role sits within a highly collaborative engineering function and reports directly into the Director of Development, who...

You will be given complete ownership of your business area and the opportunity to work on the full project life cycle.

Job Description Vacancy Overview: Are you looking for a career which is rewarding, at the cutting edge of project development and where you can really make a difference? Come and join our expanding Sizewell C (SZC) team and work on one of the most exciting and largest megaprojects in the UK, whilst being at the forefront of the UK’s climate change agenda and energy policy. Following on from the...

You will be a great fit if you: - Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. - Are backend-leaning, with deep Node. js and API experience. - Have previously worked in early-stage start-ups or very lean engineering teams. - Have extensive evidence of being a hands-on individual contributor in complex codebases.

Description Join us, be part of more. We're so much more than an energy company. We're a family of brands revolutionising how we power the planet. We're energisers. One team of 21,000 colleagues that's energising a greener, fairer future by creating an energy system that doesn't rely on fossil fuels whilst living our powerful commitment to igniting positive change in our communities. Here, you...

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.

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 Ever built something from scratch and seen it become the fastest thing in the market? A London based trading tech firm is hiring C++ engineers to help build what they (and their clients) genuinely believe is the most advanced trading engine in crypto. It’s low latency, ML integrated, and already live with some of the biggest institutional players in the space. No legacy, no...

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...

Job Description Job Title: P&A (Plug & Abandonment) Engineer – Center of Excellence (CoE), Aberdeen, UK About Us: We are a global technology company, driving energy innovation for a balanced planet. At SLB, we create amazing technology that unlocks access to energy for the benefit of all. We are facing the world’s greatest balancing act—how to simultaneously reduce emissions and meet the...

Job Description Senior QA Engineer / Team Lead (C# .Net AWS) London / WFH to £100k Do you have expertise with Test Automation combined with leadership skills? You could be joining a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression. As a Senior QA Engineer / Team Lead you will lead the...

A global engineering firm in Cardiff is seeking an experienced Sustainability Consultant to lead sustainable building solutions for high-profile projects. The role involves coordinating sustainability delivery across teams, developing project approaches, and enhancing client relationships to meet sustainability goals. Ideal candidates will possess a degree in a related field and experience in...