9 of 9 Permanent C# Jobs in Cardiff

Senior Software Developer | Webigence and Spark Travel

Hiring Organisation
Spark Travel
Location
Cardiff, UK
Employment Type
Full-time
with ability to attend occasional team meet‐ups in London (travel expenses covered). Design, build, and maintain features across the stack: .NET (C#) based API backends, Angular (TypeScript) based frontends, SQL Server, Cosmos DB. Own mission‐critical modules such as pricing engines, itinerary or form builders, client proposal ...

Principal Software Engineer (.Net)

Hiring Organisation
Primis
Location
Cardiff, UK
Employment Type
Full-time
engineering excellence in architecture, code quality, and delivery Partner with cross-functional teams to deliver solutions that solve genuine business challenges Tech Stack: Core: C#, .NET Core Architecture: Event-driven, microservices-oriented design Cloud: Azure (AWS experience valued), Infrastructure-as-Code Data: SQL, caching strategies, message brokers (RabbitMQ, etc.) Frontend ...

Principal Software Engineer

Hiring Organisation
TPXImpact Holdings Plc
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Permanent
Salary
£85,000
engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). Passion for learning new technologies and helping others do the same. Proven track record ...

Senior Software Engineer - Backend

Hiring Organisation
Zettafleet
Location
Cardiff, UK
Employment Type
Full-time
work with. Our tech stack: We use and leverage AWS as much as possible and manage it with Terraform. Services are written in C# (.NET 9) and deployed to ECS or Lambda via GitHub Actions. We use Postgres, SNS/SQS and Redis. We have good end-to-end test ...

C# Developer .Net SQL - Quant Trading

Hiring Organisation
Client Server
Location
Cardiff, UK
Employment Type
Full-time
C# Developer/Software Engineer (C# .Net SQL) *London onsite* to £180k+ Are you a technologist with a record of academic achievement? You could be progressing your career working on complex and challenging systems at a Hedge Fund with over $17 billion under management. As a C# Developer … discipline from a top tier university (i.e. Russel Group or top 100 global university), backed by A grades at A-level You have advanced C# .Net programming skills including .Net Core (will also consider Java, Python or C++ background if happy to use C# going forward) You have a strong ...

.NET Developer

Hiring Organisation
Noir
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £60,000 per annum
.NET Developer, .NET 10.0, C# 14 - Computer Gaming Company - Cardiff (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over … opportunity to work on the full project life cycle. .NET Developer applicants should have a skill set that encompasses: .NET, .NET Core, C# and Azure SQL. Our client can provide with exposure to: .NET 10.0, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core ...

Senior Software Engineer

Hiring Organisation
Ryft
Location
Cardiff, UK
Employment Type
Full-time
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 … programming bugs Contribute to architectural and technical decisions Collaborate with cross-functional teams to define and refine platform features Technical Skills Required Proficiency in C# .NET Experience in testing software and version control Familiarity with NoSQL databases AWS experience Experience with CI/CD tools (e.g., Github) Nice to Have ...

Software Engineer .Net/ C#

Hiring Organisation
CPS Group
Location
Cardiff, South Glamorgan, Wales, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
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 … code, testing, and modern engineering practices, with exposure to large-scale, data-heavy systems.What You'll Be Doing:* Building and maintaining modern .NET/C# applications* Writing high-quality, testable code (unit tests, Git, CI/CD)* Supporting data-intensive platforms and migration projects* Working closely with Data Engineers ...

Firmware Engineer x 2

Hiring Organisation
Hunter Selection
Location
Cardiff, South Glamorgan, United Kingdom
Employment Type
Permanent
Salary
£45000 - £53000/annum Bonus + excellent benefits
product design and sustaining activities on a range of electronic based products. * Implementation of embedded firmware designs and test solutions pimarily in C and C# * Firmware development and de-bugging embedded systems * Implementation of cryptographic solutions and the creation of design documentation. Knowledge, Skills & Experience: o Engineering Degree or equivalent … related discipline o At least 4 years experience in Firmware development o Good working knowledge of low programming languages (C/C#) and scripting and the ability to use standard development software: debuggers, editors, compilers. For further information please email (url removed) If you are interested in this position please ...