551 to 575 of 695 C# Jobs in the Thames Valley

for some of the UK's most critical government organisations. 🔍 What You’ll Do Architect modern, full-stack solutions (React, JavaScript/TypeScript, Java, C#, NoSQL/RDBMS) for secure government systems. Lead technical decision-making, mentor engineers, and drive delivery within agile teams. Collaborate directly with customers, stakeholders, and … What We’re Looking For Experience architecting software systems in fast-paced, agile environments. Hands-on technical knowledge in React, TypeScript, JavaScript, Java or C#, messaging, MongoDB/Elastic, PostgreSQL. Comfortable with secure software practices and working with classified or sensitive data. Strong communicator and stakeholder manager with mentoring/ More ❯

a complex enterprise systems Cloud platform experience (Azure) Working knowledge of source control platforms – DevOps/GitHub Experience and programming skills: SQL, REST API, C# Key Projects You will be involved in: The overarching strategy is to improve student and staff experience and the project have the following objective: Integrate … of application integrations, data interfaces; leveraging advanced tools and services for continuous improvement and automation. Majority of the integrations are end point integrations so C# knowledge & experience is critical for this role. Joining the programme at early stage the post holder will have plenty of opportunities to influence, improve and More ❯

a complex enterprise systems Cloud platform experience (Azure) Working knowledge of source control platforms – DevOps/GitHub Experience and programming skills: SQL, REST API, C# Key Projects You will be involved in: The overarching strategy is to improve student and staff experience and the project have the following objective: Integrate … of application integrations, data interfaces; leveraging advanced tools and services for continuous improvement and automation. Majority of the integrations are end point integrations so C# knowledge & experience is critical for this role. Joining the programme at early stage the post holder will have plenty of opportunities to influence, improve and More ❯

a complex enterprise systems Cloud platform experience (Azure) Working knowledge of source control platforms – DevOps/GitHub Experience and programming skills: SQL, REST API, C# Key Projects You will be involved in: The overarching strategy is to improve student and staff experience and the project have the following objective: Integrate … of application integrations, data interfaces; leveraging advanced tools and services for continuous improvement and automation. Majority of the integrations are end point integrations so C# knowledge & experience is critical for this role. Joining the programme at early stage the post holder will have plenty of opportunities to influence, improve and More ❯

a complex enterprise systems Cloud platform experience (Azure) Working knowledge of source control platforms – DevOps/GitHub Experience and programming skills: SQL, REST API, C# Key Projects You will be involved in: The overarching strategy is to improve student and staff experience and the project have the following objective: Integrate … of application integrations, data interfaces; leveraging advanced tools and services for continuous improvement and automation. Majority of the integrations are end point integrations so C# knowledge & experience is critical for this role. Joining the programme at early stage the post holder will have plenty of opportunities to influence, improve and More ❯

a complex enterprise systems Cloud platform experience (Azure) Working knowledge of source control platforms – DevOps/GitHub Experience and programming skills: SQL, REST API, C# Key Projects You will be involved in: The overarching strategy is to improve student and staff experience and the project have the following objective: Integrate … of application integrations, data interfaces; leveraging advanced tools and services for continuous improvement and automation. Majority of the integrations are end point integrations so C# knowledge & experience is critical for this role. Joining the programme at early stage the post holder will have plenty of opportunities to influence, improve and More ❯

CI/CD pipeline (TeamCity and Octopus Deploy) Improve and develop monitoring and alerting systems using Prometheus, Grafana, New Relic, and in-house applications (C#/.NET) Maintain and improve application reliability in production Collaborate with QA for automated testing tasks Develop solutions to enhance the developer experience Required Skills … practices Strong interpersonal and communication skills, with the ability to work effectively with our security, development and product teams Desirable Skills: 2+ years of C# Experience in mentoring, technical leadership, or leading small teams Proficiency with IaC tools such as CloudFormation or Terraform DBA skills, especially with SQL Server Experience More ❯

an Agile SCRUM team to deliver high-quality features on time. Integrate front-end code with REST APIs and back-end services written in C# . Improve existing user interfaces for ORCA's web applications. Contribute ideas to improve UI/UX and overall product quality. Participate in code reviews … layouts, animations, accessibility best practices). Solid experience with Figma for creating UI/UX designs and prototypes. Strong HTML5 knowledge. Basic experience with C# and integrating with REST APIs . Experience with Git and working in GitLab environments. Understanding of Agile SCRUM methodologies. Portfolio : Proven design and development skills More ❯

to our clients across the globe This role is part of our Scrum teams, working with colleagues to craft software using modern Azure and C# technologies. This includes creating unit tests, plus working with our Testers to meet our high-quality standards Our engineers own the code throughout the entire … Ensures all IMServ people processes are followed and aims to make the team a great place to work. PERSON SPECIFICATION: Has extensive experience of C# as their primary language Strong appreciation for Object Orientation and designing good quality/well-designed code Routinely practices TDD and a Unit Test first More ❯

to our clients across the globe This role is part of our Scrum teams, working with colleagues to craft software using modern Azure and C# technologies. This includes creating unit tests, plus working with our Testers to meet our high-quality standards Our engineers own the code throughout the entire … Ensures all IMServ people processes are followed and aims to make the team a great place to work. PERSON SPECIFICATION: Has extensive experience of C# as their primary language Strong appreciation for Object Orientation and designing good quality/well-designed code Routinely practices TDD and a Unit Test first More ❯

to work in the Azure suite as they expand the IaC and be involved in the deployments You will need experience in the following C# .Net Microservices Azure Azure Suite IaC Containers Experience in Financial Services is advantageous. Please apply with an up to date CV to register your interested. More ❯

160k + Bonus Location : London (Hybrid) Sells : Cutting-edge tech, front office facing, technically challenging My client is looking for the top 1% of C# Software Developers with Fixed Income experience to join their team! You will be integral in designing and building slick and complex enterprise-grade applications for More ❯

+ Bonus Location : London (Hybrid) Sells : Cutting-edge tech stack, front office facing, technically challenging My client is looking for the top 1% of C# Software Developers with Fixed Income experience to join their elite team! You will be integral in designing and building slick and complex enterprise-grade applications More ❯

Commodities Trading C# Developer 6 Month Contract Location: London (Hybrid) Lorien’s UK leading Investment banking client are currently looking for a highly skilled Commodities Trading C# Developer to join the team on an initial 6-month contract. Responsibilities: To design and develop key pieces of functionality for the Commodities … considered. Ensure supportability of solutions Follow the team procedures for release control, code review, deployment, source code management and architectural governance. Key Skills .Net C# SQL Servers Microservices Consul Octopus Commodities Investment banking/FS If you find this opportunity intriguing and aligning with your skill set, we welcome the More ❯

a Russell Group/Red Brick University 3+ years’ experience in a software development role Passion for AI and Machine Learning Experience working with C# or Python (Must be happy picking up C#) Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript and frameworks such More ❯

a Russell Group/Red Brick University 3+ years’ experience in a software development role Passion for AI and Machine Learning Experience working with C# or Python (Must be happy picking up C#) Any experience in the following would be advantageous: .NET 5/6 JavaScript, TypeScript and frameworks such More ❯

Senior/Lead C# Full Stack Engineers wanted by a Remote Scale-Up Software Company, that is transforming aviation risk management software through incredible data, technology, expertise and innovation. They are keen to find people who come from a strong background of product development, working within product environments with a … team comes together every 3 months for some collaboration. This is normally in London and will involve a fun day/event. Technical Overview: C#, Azure, WebAPI, React, SQL Server, SOLID.. The successful C# Full Stack Engineers will earn up to £85,000 and in addition there are exceptional benefits More ❯

My client, a top performing global hedge fund, is looking for a talented C# Developer to join their front-office technology team. This is a unique opportunity to work closely with traders and quants, building low-latency, high-performance systems that directly impact trading outcomes. You’ll be developing and … enhancing critical components across pricing, execution, and risk, using modern C# and .NET technologies in a fast-paced, collaborative environment. The role offers exposure to cutting-edge tech, a flat structure with strong technical mentorship, and the ability to see your work make a tangible impact on the business. Key … Responsibilities will include: Designing and building high-performance trading tools and APIs in C# You’ll be developing robust, scalable applications that power real-time trading and analytics. Expect to work on everything from low-latency market data processing to trade capture systems, all built using modern C#/.NET More ❯

Server-Side C# Engineer – Build at Scale, Influence Architecture, Work Flexibly My client is on a mission to simplify complex delivery infrastructure—and they’ve built a next-generation SaaS platform that’s now scaling internationally. With UK launch already complete and a US rollout underway, they’re tackling big … engineering challenges and delivering powerful tech at serious scale. They’re now looking for a highly skilled server-side C# engineer to join their lean, senior-led engineering team—working on a platform that’s pushing boundaries in event-driven architecture, distributed systems, and customer-first delivery. 👨‍💻 What You’ll … to minimise support tickets A technically mature, agile team where every developer contributes to architectural direction 🧪 Tech Snapshot (and What You Must Know Cold): C#/.NET : ~8 years commercial server-side experience, ideally across multiple codebases and domains → You’ll also mentor and train other engineers—this is a More ❯

Server-Side C# Engineer – Build at Scale, Influence Architecture, Work Flexibly My client is on a mission to simplify complex delivery infrastructure—and they’ve built a next-generation SaaS platform that’s now scaling internationally. With UK launch already complete and a US rollout underway, they’re tackling big … engineering challenges and delivering powerful tech at serious scale. They’re now looking for a highly skilled server-side C# engineer to join their lean, senior-led engineering team—working on a platform that’s pushing boundaries in event-driven architecture, distributed systems, and customer-first delivery. 👨‍💻 What You’ll … to minimise support tickets A technically mature, agile team where every developer contributes to architectural direction 🧪 Tech Snapshot (and What You Must Know Cold): C#/.NET : ~8 years commercial server-side experience, ideally across multiple codebases and domains → You’ll also mentor and train other engineers—this is a More ❯

Server-Side C# Engineer – Build at Scale, Influence Architecture, Work Flexibly My client is on a mission to simplify complex delivery infrastructure—and they’ve built a next-generation SaaS platform that’s now scaling internationally. With UK launch already complete and a US rollout underway, they’re tackling big … engineering challenges and delivering powerful tech at serious scale. They’re now looking for a highly skilled server-side C# engineer to join their lean, senior-led engineering team—working on a platform that’s pushing boundaries in event-driven architecture, distributed systems, and customer-first delivery. 👨‍💻 What You’ll … to minimise support tickets A technically mature, agile team where every developer contributes to architectural direction 🧪 Tech Snapshot (and What You Must Know Cold): C#/.NET : ~8 years commercial server-side experience, ideally across multiple codebases and domains → You’ll also mentor and train other engineers—this is a More ❯

Server-Side C# Engineer – Build at Scale, Influence Architecture, Work Flexibly My client is on a mission to simplify complex delivery infrastructure—and they’ve built a next-generation SaaS platform that’s now scaling internationally. With UK launch already complete and a US rollout underway, they’re tackling big … engineering challenges and delivering powerful tech at serious scale. They’re now looking for a highly skilled server-side C# engineer to join their lean, senior-led engineering team—working on a platform that’s pushing boundaries in event-driven architecture, distributed systems, and customer-first delivery. 👨‍💻 What You’ll … to minimise support tickets A technically mature, agile team where every developer contributes to architectural direction 🧪 Tech Snapshot (and What You Must Know Cold): C#/.NET : ~8 years commercial server-side experience, ideally across multiple codebases and domains → You’ll also mentor and train other engineers—this is a More ❯

Server-Side C# Engineer – Build at Scale, Influence Architecture, Work Flexibly My client is on a mission to simplify complex delivery infrastructure—and they’ve built a next-generation SaaS platform that’s now scaling internationally. With UK launch already complete and a US rollout underway, they’re tackling big … engineering challenges and delivering powerful tech at serious scale. They’re now looking for a highly skilled server-side C# engineer to join their lean, senior-led engineering team—working on a platform that’s pushing boundaries in event-driven architecture, distributed systems, and customer-first delivery. 👨‍💻 What You’ll … to minimise support tickets A technically mature, agile team where every developer contributes to architectural direction 🧪 Tech Snapshot (and What You Must Know Cold): C#/.NET : ~8 years commercial server-side experience, ideally across multiple codebases and domains → You’ll also mentor and train other engineers—this is a More ❯

C#/.Net Developer Hybrid - 3 Days in London 12 Month Rolling Contract I’m working with a global financial institution that is seeking a C#/.NET Developer to join their London team on a 12 Month Rolling Contract You will primarily support Front Office (trading, sales and structuring … good understanding of derivatives (listed and OTC). Strong understanding of linear and non-linear risk , including options and Greeks. Proficiency in .NET platform, C# language, and WPF . Familiarity with Angular or AngularJS . Experience with SQL Server, Oracle, or MongoDB . Ability to provide hands-on support to More ❯

creation front office applications that are used to inform and execute trades. The role demands experience in front office trading, a deep understanding of C# Development skills and the personality to work in a front office performance culture. The ideal Senior.Net Developer will have: Minimum 5+ years C# and .Net More ❯