76 to 100 of 136 C# Jobs in Slough

Senior Software Engineer | Legacy to Modern | C#, .Net | SaaS Data A fast-growing SaaS business is investing heavily in its tech platform and building out a senior engineering hub in London. They’re on the lookout for a Senior Software Engineer to help drive modernisation, set technical direction, and mentor squads as they scale. This is a senior, hands-on … and fit for the future. Expect to spend plenty of time coding, alongside leading migrations and leading/mentoring 4 engineers. You will have complete autonomy for all things C# .NET in the business, including decision making on strategy around the direction of the products, the projects, leading the team and liaising with external consultancies etc. What you’ll be … doing: Design and build complex apps with C# and .NET Core/Framework Lead migrations from Web Forms/ASMX to modern stacks (.NET Core, MVC, REST APIs) Contribute to the technical roadmap and influence best practices across squads Partner with QA, Product, and DevOps to deliver reliable features in agile sprints Implement and fine-tune CI/CD (TeamCity More ❯

impact, we'd love to hear from you. What you’ll do Provide technical leadership and direction across multiple projects. Design, architect, and implement high-performance, scalable solutions in C#/.NET. Ensure architectural consistency and modern engineering best practices. Collaborate cross-functionally with Sales, Product, Research, QA, and Professional Services. Mentor and coach developers, continuously raising the technical bar. … and QA engineers. What you’ll bring Bachelor’s degree in Computer Science or related STEM field (or equivalent experience). 10+ years of hands-on experience developing with C#/.NET in production environments. Strong command of SQL and relational database design. Deep understanding of software engineering principles and architecture patterns. Excellent written and verbal communication skills. Experience mentoring More ❯

of old and new our core systems range from a WinForms app to an in-house distributed data processing pipeline. Some of the core technologies that we utilise are: C# .Net Web Services SQL Server (Including T-SQL) Angular (with Typescript) RabbitMQ/Kafka Various Azure Features (App Services, VMs, Config etc...) Git Snowflake Nuget (Producing and Consuming)Azure DevOps … developments is maintained. BACKGROUND/EXPERIENCE Knowledge of the design, development and implementation of software solutions. Full stack development experience in particular the Microsoft stack ,including .NET languages e.g. C# and a strong understanding of OO principles. Knowledge of relational database systems and SQL. Experience working with APIs. COMPETENCIES AND PERSONAL SKILLS Questioning, analytic skills with attention to detail. Solution More ❯

across complex systems. You’ll play a key role in ensuring scalability, stability, and reliability of business-critical application Key requirements: Proven experience in UI automation using Selenium with C#/.NET. Strong background in load and performance testing with JMeter. Skilled in designing, executing, and analyzing performance test cases. Proficient in Zephyr for Jira for test management and defect More ❯

scripts, and exit reports. Familiarity with Agile testing methodologies. Solid defect management and test documentation skills. Hands-on experience testing Digital Experience Platforms (e.g., Sitecore). Working knowledge of C#, Selenium, SpecFlow (Gherkin), XUnit/NUnit, Git, Visual Studio. Experience converting manual tests to automated scripts. Services offered by Computappoint Limited are those of an Employment Business and/or More ❯

with direct ownership of RFx processes and multiple successful £5m+ bids Broad architecture experience across cloud platforms, application integration, and modernisation strategies Strong technical foundation in backend engineering (Java, C#) and modern application development practices Consultative selling expertise with ability to shape client requirements and drive solution differentiation Exceptional presentation and stakeholder management skills - comfortable influencing procurement committees and technical More ❯

Senior Software Engineer/Developer (C# .Net) *Newcastle onsite* to £130k+ Are you a Senior Software Engineer looking to escape the hustle and bustle of London and relocate to somewhere with stunning scenery and a better quality of life (there's also great restaurants and bars!)? You could be joining a rapidly scaling FinTech start-up based in Newcastle, progressing … experience. As a Senior Software Engineer you will collaborate with a small, talented team to deliver the core trading platform within a Microsoft environment using the latest versions of C# .Net to produce high quality code. The company has ambitious growth plans, this is a great opportunity to be involved from the ground up and progress your career. Location: You … backed by A*s and As at A-level You're a technologist who enjoys collaborating and problem solving, working on complex, distributed systems You have expertise with modern C# .Net Core, Python skills would also be of benefit You have a strong knowledge of modern software engineering best practices and have experience across the full software development lifecycle You More ❯

Lead .NET Developer | Legacy to Modern | C#, .Net | SaaS Data A fast-growing SaaS business is investing heavily in its tech platform and building out a senior engineering hub in London. They’re on the lookout for a .NET Specialist to help drive modernisation, set technical direction, and mentor squads as they scale. This isn’t a “heads down coding … for the future. Expect to spend plenty of time coding, alongside leading migrations and mentoring engineers. What you’ll be doing: Own design + build of complex apps with C# and .NET Core/Framework Lead migrations from Web Forms/ASMX to modern stacks (.NET Core, MVC, REST APIs) Influence the technical roadmap across multiple squads Partner with QA … across IIS + AWS Mentor developers through code reviews and architectural guidance Optimise SQL/T-SQL performance for production systems What we’re looking for: Strong background in C# and modern .NET Core Comfortable balancing legacy upkeep with platform modernisation Confident with IIS, AWS, TeamCity, Octopus Deploy, SQL Server Bonus points for exposure to Angular or Telerik libraries Experience More ❯

thrives in a high-trust, collaborative environment. WHAT YOU WILL DO Develop and maintain back-end services, APIs, and integrations for the Connect platform Write clean, efficient, and testable C# code that performs at scale Contribute to the design and evolution of Connect’s architecture, working closely with architects and senior engineers Collaborate with front-end developers, QA, and product … tests within our CI/CD pipeline Contribute to technical planning, estimation, and documentation Continuously improve our development processes and engineering standards WHAT YOU’LL BRING Strong experience in C# and the .NET ecosystem Experience building scalable, secure applications in Azure (Service Fabric, Cosmos DB, Azure Functions, etc.) Solid understanding of modern back-end architecture – including microservices, APIs, and messaging … able to work well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help shape More ❯

Technical Lead Engineer/Director Key Technologies: C#, .NET, .NET Core, Azure, SQL Location: London Perm Role | Hybrid Working Structure Harrington Starr has partnered with a global Investment Bank, seeking to hire a Director level Engineer with extensive .NET development experience within investment banking. This person must be confident translating complex business needs into functional solutions and be able to … progression programs. Inclusive and diverse work environment promoting collaboration and engagement. Competitive remuneration package and employee benefits. Key Skills and Experience Advanced full-stack development skills (.NET, .NET Core, C#, Python, SQL) and cloud technology experience. Strong leadership experience managing high-performing development teams. Knowledge of banking products, financial analysis, and regulatory requirements. Experience delivering Agile projects, CI/CD More ❯

Exciting opportunity for a Senior .Net C# Software Engineer with a background in front office trading to join a global Commodities Trading Company. You will be working in a front office trading environment dealing directly with business users & stakeholders. The role involves development & support of the existing platform for managing market and fundamental data across capture, forecasting and visualisation for … Power, Gas and Weather. Key Requirements - 15 year+ experience - Strong .Net/C# - Strong SQL Server - Strong Azure Cloud experience Ideally, you will have worked with modelling of commodities, ideally energy (power, gas, environmental products). This needs combining with a positive attitude and an ability to work within a large, globally dispersed project team in a multi-cultural environment. More ❯

Understanding and solving challenging problems through simplistic solutions and services. Architect and build using technology that is best suited to solving the problem. Currently, we build with .NET Core, C#, Blazor, JavaScript, Angular, Azure, RabbitMQ, MS SQL and we adopt new technologies when they'll help us better achieve our goals. Collaborate with both internal and external teams to ensure … but if you are technically talented, passionate and can communicate then we're interested to hear from you regardless of experience years. Demonstrable software development experience in .NET Core, C# plus one of Blazor, JavaScript, Angular, Azure, RabbitMQ Strong SQL skills Competent using whatever technology is best suited to solving a problem. Enthusiasm for continuous learning. Ability to communicate with More ❯

Junior Software Engineer Trading Systems £80,000 Plus Bonus + yearly Ski Trip Quant Capital is urgently looking for a C# Developer with experience of Trading or Financial Services to join our high profile client. I am looking at junior engineers keen on learning back office and settlement systems before moving into trading development. Our client is a well known … a unique opportunity for an ambitious candidate to get experience in a software engineer role within the Trading team, focusing on building, enhancing and maintaining the Algorithmic Product suite. C# Developers MUST have: · STEM Degree from a top UK or US School · Experience of Financial Services technology · Strong C# · 2 A’s at A level (A*s if more recent … much so if you are looking to trade in the future this is an opportunity to experience trading infrastructure in a small business. My client is based in London C# Engineering, Developer, C# Server Side, Multiuthreading, C++. , OO Development Developer C# C++ SQL SQL 2008 Quant Trader Bank C# winforms More ❯

Proven experience in DocuSign CLM system administration within an enterprise environment. Strong background in creating and maintaining advanced DocuSign CLM workflows and document generation processes. Hands-on experience with C# snippet coding within DocuSign workflows. In-depth understanding of DocuSign CLM security models, access management, and privacy/security best practices. Demonstrated experience configuring integrations with third-party systems such More ❯

Senior Software Developer London – Twice a week in the office £70,000-£90,000 C#/Python/Azure I’m currently working for a well-established tech consultancy business of over 70 years who are based in Central London and looking for a Senior Software Developer , paying up to £90,000 and requiring office working of twice a week. … across their 3 offices and in-role you will be working on the continued development of one of their key platforms. You will mainly work on the backend with C# (and ideally Python), developing new features in an Agile environment while also working extensively with Azure. You’ll work collaboratively with different teams across the business and also get the … they really encourage across their tech teams! The office is based in Central London, and they are looking for office working of 2 days a week! Technical Requirements: Strong C#/.Net experience – they use .Net 8 on this project. Ideally have worked with Python which is used across the business. Good understanding of the Azure toolset – Functions, Services, SQL More ❯

that serve both public-facing and internal users. Key Responsibilities Enhance and modernize large .NET systems for performance, reliability, and scalability Lead architecture and development of backend services using C#, ASP.NET, .NET Core Automate infrastructure, CI/CD pipelines, and cloud operations (AWS/Azure) Promote engineering best practices, security, and observability Mentor engineers and foster a culture of continuous … improvement Contribute to technology direction, including adoption of tools like Go and Python What We’re Looking For Deep expertise in C#, .NET Core, ASP.NET Cloud experience with AWS (Lambda, DynamoDB) or Azure + DevOps Proficiency with IaC tools like Terraform Strong grasp of modern dev methodologies and design patterns Exposure to containerization and CI/CD tooling Bonus: Familiarity More ❯

successful Senior Software Developer will join a small but extremely talented development team. You will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield projects and allow you to make your own mark on the development process early on. You will be … The company operate within the sports trading industry so any candidate applying must be happy to work in this area. This is predominantly an office-based role. Skills required: C# Worked with the latest version of the .NET platform Database experience - SQL Server, oracle or equivalent Reporting/Analytic knowledge Angular, TypeScript Excellent communication skills both written and verbal High More ❯

wants to shape the future of a platform used by global clients. What you’ll do as Senior Software Engineer: Lead the design and delivery of backend systems using C#, .NET, Azure, and CosmosDB Build robust APIs that power integrations across the platform Own system health and resilience, solving production issues before they escalate. Drive architectural decisions and set technical … deliver impactful solutions Influence hiring and onboarding to help scale a high-performing engineering culture What experience you’ll bring: 5+ years building complex backend systems Deep expertise in C#, .NET, and cloud platforms (Azure preferred) Experience with microservices, serverless architecture, and secure API development Strong DevOps mindset with CI/CD, observability, and automation skills Proficiency in SQL and More ❯

at enterprise scale, think architecturally, and deliver under pressure in complex technical environments. Tech Stack & Environment You’ll work across a diverse range of modern technologies, including: Core languages: C#, Python, Rust Front end: JavaScript/TypeScript/Angular/RX JS Infrastructure: Kubernetes, containers, DevOps, CI/CD Emerging tech: WebAssembly, AI integration, and AI frameworks Systems: Cross-platform … environments This is a genuine technologist’s role — building critical software that combines engineering precision, scalability, and innovation. What We’re Looking For Very strong expertise in one of C#, Python or Java , ideally with working knowledge of another. Rust very desirable Proven experience designing and developing complex, distributed, real-time systems . Deep understanding of software architecture, concurrency, performance More ❯

Experience • Experience in Development/Configuration/solutions evaluation/Validation and deployment • Hands on experience writing plugins, workflows, JavaScript’s, dialogs etc. • Excellent Analytical and Communication skills • NET, C#, JavaScript experience a plus/• Working knowledge of CRM’s interoperability capability with MS Office, MS Office 365, SharePoint, Azure and MS BI Stack • C#/VB.net, ADO.Net, XML, T More ❯

for your next move? We’re seeking a Senior Power Platform Developer to join a leading Microsoft Partner expanding its Power Platform capability. This hands-on role focuses on C#/.NET plugin development, Dataverse SDK, and Azure-integrated solutions, collaborating with Solution Architects to deliver scalable, enterprise-ready Power Platform applications that make real business impact. Key Responsibilities: Develop … advanced Dataverse plugins and custom workflows using C#/.NET. Build client-side logic with TypeScript/JavaScript and PCF controls. Deliver secure, scalable Azure integrations (Function Apps, Logic Apps, APIM). Collaborate on solution design, lead technical delivery, and mentor team members. About You: Proven experience with Dataverse/Dynamics 365 plugin development. Experience with Azure integrations (Function Apps More ❯

Software Engineer (C#/Python) Up to £60,000 + Bonus London -- 3 days on-site My client, a FTSE 100 company working on life-saving technologies in the workplace, environmental analysis and HealthTech, are currently in search of a Engineer to join their Digital Solutions team as part of their ambitious digital transformation strategy. The Engineer will play a … s global businesses. Necessary skills of the Software Engineer: 5+ years of experience in cloud-native development, ideally within the Azure ecosystem. 5+ years of software engineering experience with C# and/or Python. Strong proficiency in Azure services (App Services, AI Services, Functions, Logic Apps). Hands-on experience with RESTful APIs, microservices, and event-driven architectures. Skilled in More ❯

insights Responsibilities of the Front Office Software Engineer Partner with front office teams to iteratively deliver a prioritised backlog of business and technology initiatives Designing and delivering solutions using C#/.NET, Azure, Angular, Python, SQL Server and other technologies Building robust, high quality systems using modern best practices in software engineering, unit/integration testing and CI/CD … Staying curious and proactive, taking ownership of learning trading workflows and identifying opportunities where technology can add commercial value Requirements for the Front Office Software Engineer: Strong C#/.NET (Core, ASP.NET Core, Web API, gRPC) Web technologies, particularly Angular Comfortable with Azure cloud platforms Good working knowledge of Python and its applications Understanding of database design (SQL Server, Cosmos More ❯

farm economics, productivity, and environmental impact . Key Responsibilities Lead technical strategy and oversee architecture for scalable, data-driven systems. Remain actively hands-on , designing and developing high-performance C#/.NET back-end systems . Mentor and guide a growing team of developers — setting technical standards and driving best practices. Oversee end-to-end solution delivery, ensuring performance, security … a Back-End Developer/Engineering Lead/CTO in data-heavy environments Demonstrable history of technical excellence and leadership in commercial software development Technical Expertise Advanced proficiency in C#/.NET Core/.NET Framework Strong command of Azure Cloud Services Deep experience with SQL Server and high-volume transactional systems Expertise in data architecture, performance optimisation , and scalable More ❯

Full Stack | Angular | C# | .NET | Energy Trading | £750/Day OUTSIDE IR35 | 6-month rolling | Hybrid | LDN Our client is looking for a C# .NET Engineer for a 6-month rolling project, working at a leading Energy Trading house. This client deals in both physical and non-physical Energy products as well as trading Commodities. They have recently seen a … add head count to their operations and trading team to enhance the Energy trading capability within the company. This has resulted in the need for this Full Stack Angular C# .NET developer to join them as they enhance their energy trading desk within the company. This developer will be needed to come into the team as an established Energy Trading … well as leading and upskilling peers around them. Having previous trading experience in the Energy Trading space is going to be essential for this role. This Full Stack Angular C# .NET engineering role is: 💸 This role is paying up to £750/day Inside IR35 💻 This hybrid role is 3 days in office 📍 The office is in Central London Technology More ❯