1,551 to 1,575 of 1,981 C# Jobs in the UK

QA tester

Location
Leeds, England, United Kingdom
automated testing strategies to ensure the highest quality, reliability, and security across our software ecosystem. The ideal candidate will feel equally comfortable testing core C#/.NET desktop or web applications as they do validating third-party integrations, backend databases, and non-.NET auxiliary applications. Key Responsibilities Test Strategy & Execution … Create, maintain, and execute comprehensive manual and automated test cases for .NET (C#, .NET, Oracle) applications as well as broader enterprise software. Automation Engineering: Build and extend scalable automation frameworks using tools like Selenium, Playwright, or Cypress (with C# or JavaScript/TypeScript) to reduce manual regression overhead. API & Integration ...

Senior Associate Engineer

Hiring Organisation
Canada Life UK
Location
City of London, London, United Kingdom
Employment Type
Part Time
modern component-oriented front end applications using frameworks and libraries and have a good appreciation of UX (User eXperience). Solid working knowledge of C# and the .NET stack. Our current tech stack is primarily Microsoft/Azure focused; C# is our primary language. Advocate of key principles such ...

Senior Associate Engineer

Location
United Kingdom
modern component-oriented front end applications using frameworks and libraries and have a good appreciation of UX (User eXperience). Solid working knowledge of C# and the .NET stack. Our current tech stack is primarily Microsoft/Azure focused; C# is our primary language. Advocate of key principles such ...

Senior Associate Engineer

Hiring Organisation
Canada Life UK
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Part Time
modern component-oriented front end applications using frameworks and libraries and have a good appreciation of UX (User eXperience). Solid working knowledge of C# and the .NET stack. Our current tech stack is primarily Microsoft/Azure focused; C# is our primary language. Advocate of key principles such ...

Senior Associate Engineer

Hiring Organisation
Canada Life UK
Location
Isle Of Man, North West, United Kingdom
Employment Type
Part Time
modern component-oriented front end applications using frameworks and libraries and have a good appreciation of UX (User eXperience). Solid working knowledge of C# and the .NET stack. Our current tech stack is primarily Microsoft/Azure focused; C# is our primary language. Advocate of key principles such ...

Senior Associate Engineer (Digital Product Team)

Hiring Organisation
Canada Life UK
Location
Hertfordshire, United Kingdom
Employment Type
Full Time
modern component-oriented front end applications using frameworks and libraries and have a good appreciation of UX (User eXperience). Solid working knowledge of C# and the .NET stack. Our current tech stack is primarily Microsoft/Azure focused; C# is our primary language. Advocate of key principles such ...

Senior Software Engineer, Code Search

Location
United Kingdom
Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python OR Associate’s Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science … Computer Science, or related technical discipline with proven experience maintaining and delivering production software coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, Go, Ruby, Rust, or Python OR Bachelor's Degree in Computer Science, Electrical Engineering, Electronics Engineering, Math, Physics, Computer Engineering, Computer Science ...

Senior Software Developer

Hiring Organisation
Spectrum IT Recruitment Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Developer to join a highly technical engineering team building sophisticated software used across trading and quantitative research. This is a role for a strong C#/.NET engineer who enjoys solving difficult technical problems, working on performance-critical systems and having genuine input into how software is designed and built. … standards, while collaborating closely with quantitative researchers, traders and other experienced technologists. What You'll Be Doing Design and build high-performance applications using C# and modern .NET Take ownership of complex development projects from initial design through to production Influence architecture, technical design and engineering direction Build scalable systems ...

Senior Software Engineer

Hiring Organisation
ECM Selection (Holdings) Limited
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
C# back-end RESTful microservices, driving sustainability and change Cambridge; circa £60k - £70k DoE + benefits This highly successful engineering software company powers advanced intelligence and analytics for vital industry using cutting-edge technology. This enables companies to cut energy costs, reduce CO2 emissions, reach sustainability targets and improve engineering … work. The core requirements: • A senior software engineer’s design and coding ability and track record, judgement, mentoring and review skills. • Strong commercial-grade C# software development with awareness of modern .NET, how to get the most from the language, and establish good patterns and factoring. • Microservice development experience – with ...

Mid Level Full-Stack .Net Developer

Location
Cardiff, Wales, United Kingdom
include using AI-assisted development workflows to improve efficiency, code quality, and architectural decision-making. Key Responsibilities Design and maintain ASP.NET Core applications using C# Implement complex LINQ queries and EF Core data access patterns Optimise database interactions and query performance Build and maintain REST and SOAP integrations with external … into maintainable code Maintain separation of concerns across services and UI layers Improve reliability of provider communications and validation workflows Technical Skills Core Stack C#/.NET Core MVC Entity Framework Core SQL Server LINQ Frontend Razor Pages/MVC jQuery Data Tables AJAX Integration & Data SOAP services REST APIs ...

Python Quantitative Developer – Cross Asset XVA & Capital Analytics

Location
Greater London, England, United Kingdom
valuation models using numerical methods, including Monte Carlo simulations and PDE solvers. Build high-quality software using C++ and Python, alongside technologies such as C#/.NET, Java, SQL and kdb. Apply object-oriented design principles and strong software engineering practices to quantitative applications. Work with market data and develop … Essential Experience Strong professional experience in a quantitative development, quantitative modelling or analytics role, ideally within financial services. Strong Python programming experience. Experience with C#/.NET and SQL. Strong understanding of software design principles and object-oriented programming. Experience working with market data. Strong knowledge of statistics and probability. ...

Senior Software Engineer

Location
Cambridge, England, United Kingdom
work. The core requirements: A senior software engineer’s design and coding ability and track record, judgement, mentoring and review skills. Strong commercial-grade C# software development with awareness of modern .NET, how to get the most from the language, and establish good patterns and factoring. Microservice development experience – with … asset. If you also would enjoy React/Vue/Angular development there may be opportunities (this is not required). Keywords: C# software engineer, .NET software developer, microservices, REST/RESTful APIs, sustainability, security, authentication, Azure, AWS, Cambridge, hybrid #J-18808-Ljbffr ...

Full Stack Developer/ London

Location
Greater London, England, United Kingdom
Full Stack Software Developer with first class coding skills in C#, ASP.NET, MVC, Entity Framework, SQL Server, JavaScript and Angular to join a growing software company based in Surrey. The successful candidate will be part of a small, dedicated development team within the organisation which will be responsible for creating … multi-skilled team that places great emphasis on high quality software development, teamwork and personal development. Core competencies: Extensive knowledge of the C#/ASP.NET/MVC/EF/T‐SQL environment is essential, as is a strong understanding of object‐oriented software development using the SOLID principles. Strong ...

Senior Engineer, Clinical Software

Location
Wilmslow, England, United Kingdom
building impactful products. Based in our modern Wilmslow facility, this role focuses on developing software for the clinical market segment, ideally with experience in: C#/.NET Python Angular Database technologies About the Team Clinical Systems Development is responsible for creating Waters’ Clinical and In-Vitro Diagnostics (IVD) systems — both … Employee Assistance Program (EAP). On-Site electric vehicle charging. Responsibilities Your primary responsibilities would include: Develop clean, maintainable, scalable, and secure code using C#/.NET, Angular, JavaScript, TypeScript, and Python. Apply SOLID principles, TDD, and CI/CD practices. Collaborate with QA engineers and evaluators to ensure high ...

Senior Software Engineer

Location
Birmingham, England, United Kingdom
codebase, modernising technology, developing new capabilities and using agentic AI tools to transform how we build and test software. Working with C++, COM and C#/.NET, you'll tackle substantial engineering challenges while helping move Vision towards a more modern, maintainable architecture. It's an opportunity to combine strong … world impact of your work. #LI-DG1 What You Will Do Develop, maintain and enhance Vision across a complex codebase spanning C++, COM and C#/.NET. Diagnose challenging issues and improve system reliability, performance, maintainability and test coverage. Support the modernisation of legacy C++ and VB6 functionality towards modern ...

Software Developer, Sports Content

Location
Manchester, England, United Kingdom
Responsible Gambling, supporting the delivery of customer-facing and internal business systems. We operate as a full stack team with core skills in C#, Typescript and Golang. The tech stack also includes SQL, .Net, MVC, Web API, Nodejs, HTML5, CSS3 and Golang. A dedicated Golang bootcamp is available for learning … languages. This role is eligible for inclusion in the Company’s hybrid working from home policy. Qualifications Extensive commercial experience in .Net, web development, C#, ASP.NET MVC, ASP.NET and Web API. Experience with HTML5, CSS3, native JavaScript, and jQuery. Commercial MS SQL Server experience 2012 or later. Basic knowledge ...

Platform Engineer AWS Kubernetes

Hiring Organisation
Client Server
Location
St. Albans, Hertfordshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
broad and modern technology estate including AWS, Linux, Kubernetes, Kafka, Redis/Valkey, HAProxy, Consul, Grafana, OpenSearch and Terraform, alongside development technologies including C# .Net, Python, Node.js, Bash and PowerShell. CI/CD tooling includes Azure DevOps Pipelines and ArgoCD. Location/WFH: You'll join colleagues in St. Albans … week in a hybrid model and flexible working hours within the core 0730-1730. About you: You have previous Software Engineering skills, ideally C# .Net, Python, Node.js, PowerShell or Bash You have strong experience with AWS and Infrastructure as Code, ideally Terraform You have strong Kubernetes experience You have ...

Software Developer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Responsible Gambling, which support the delivery of both customer facing and internal business systems. Weoperateas a full stack team with the core skills being C#, Typescript and Golang. Additionally, the tech stack also covers SQL,.Net, MVC, Web API, Nodejs, HTML5, CSS3 and Golang. If you have an interest … developmentthrough ourdedicatedGolangbootcamp. This role is eligible for inclusion in the Companys hybrid working from home policy. Qualifications Extensive commercial experience in .Net, web development, C#, ASP.NET MVC, ASP.NET and Web API. Experience with HTML5, CSS3, native Javascript, and jQuery. Commercial MS SQL Server experience 2012 or later. Basic knowledge ...

Product Support Manager

Hiring Organisation
Advanced Technical Recruitment
Location
BS1, Bristol, City of Bristol, United Kingdom
Employment Type
Permanent
Salary
£40000 - £50000/annum Competitive £ plus benefits
working on real-time control systems. You should also be familiar with some or all of the following: remote diagnostic tools and service environments, C#, .NET Core and WPF framework, C++, C, SQL (MySQL), and PLC programming; Azure DevOps for task tracking and GitHub for version control & CI/… verification. Salary: c£40-50k plus benefits Job Term: Permanent, Full Time, Hybrid Skills: Software, Customer Service, Applications, Customer Support, Training, Semiconductor, C#, C, .NET, SQL, PLC To Apply: Please send CV and Covering Letter to Iona Mulligan ...

Software Developer

Hiring Organisation
Gleeson Recruitment Group
Location
Wolverhampton, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£45000/annum
Software Engineer - Next.JS/React/C# Wolverhampton based - 3 days per week - £45K I'm working with a leading organisation who are looking for a mid-level Software Engineer/Developer with commercial experience in modern web development technologies, including Next.js, React, JavaScript, TypeScript, and C#. The successful candidate … Experience with Azure or other cloud platforms, including application hosting, cloud databases, and CI/CD pipelines. Experience designing and developing RESTful APIs using C# and .NET. Familiarity with real-time communication technologies, such as WebSockets or Socket.io. Please apply asap if interested - Software Developer - GleeIT At Gleeson Recruitment Group ...

Senior Software Engineer – Algorithms

Location
Bracknell, England, United Kingdom
Engineer who enjoys solving complex algorithmic and mathematical problems, with strong commercial experience working on systems containing significant algorithmic components. You will have strong C# development skills, a solid understanding of software engineering principles and the ability to approach complex problems logically and creatively. You will also be confident taking … where appropriate. Continuously develop your technical knowledge and contribute to improvements across the team. About you... Strong commercial software development experience. Strong experience using C# in a commercial environment. Experience working on commercial systems with significant algorithmic or mathematical components. Strong logical thinking, analytical and problem-solving skills. Good understanding ...

DevOps Engineer

Location
Newcastle upon Tyne, England, United Kingdom
DevOps Engineer – FinTech – Newcastle (Tech stack: DevOps Engineer, PowerShell, C#, Java, Python, Ansible, Terraform, Docker, Kubernetes, Docker Swarm, ELK, Grafana, CI/CD, TeamCity, SQL Server, Windows, Linux, Programmer, Developer, Architect, DevOps Engineer) Our client is a cutting-edge FinTech company with a reputation for innovation and excellence. They design … ideally from a top university. Strong ability in scripting with PowerShell or a similar language. Hands-on coding skills in at least one of C#, Java, or Python. Practical knowledge of automation tools such as Terraform or Ansible. Background in container platforms (e.g., Docker) with orchestration using Kubernetes or Swarm. ...

Senior Backend Engineer - Mobility (12 month FTC)

Location
United Kingdom
combining cutting-edge .NET development with purpose-driven engineering that makes digital and financial inclusion possible across Africa. Technical Environment Languages & frameworks: C#/.NET Cloud: We work in Azure, and welcome experience across AWS or GCP Architecture: Event-driven systems and microservice development – we use Service Bus, and welcome … constraints that continuous delivery places upon engineering processes and embrace testing and observability as first-order concerns in development. Required Experience: Strong grasp of C# .NET development Experience with event-driven systems – Service Bus or similar messaging technologies such as Kafka or RabbitMQ Microservices architecture experience Experience with Azure ...

Senior Software Engineer (Rostering)

Location
United Kingdom
from on‐premises storage to a Cloud‐based SaaS model. Alongside this, we will be upgrading the technology stack, moving from legacy technologies to C#, .NET Core, and React. To support this exciting project, we are assembling a new development team in Birmingham. Role Overview We are seeking a Senior … cross‐functional teams, including Product, QA, and DevOps, to ensure successful delivery of project goals. Support the migration of legacy systems to a modern C#, .NET Core, and React technology stack. Troubleshoot, debug, and resolve software issues in a timely manner. Help organise and participate in on call duties ...

Senior Engineering Manager - SaaS Applications (London, UK)

Location
Greater London, England, United Kingdom
distributed across North America, Europe, and Asia. Working hours are flexible, with a few core overlap hours for collaboration. Responsibilities Directly manage software developers (C# .NET, MAUI, MS SQL Server, Azure) and QA testers, including hiring, performance management, coaching, and staffing decisions Build and lead distributed engineering teams across multiple … lead, organize, and develop software engineering and QA teams Excellent communication and execution skills in a distributed, international environment Solid hands‐on experience with C# .NET, MAUI, MS SQL Server, and Azure is strongly preferred Compensation £90,000 - £120,000 per year (approx. £7,500 - £10,000 per month ...