London, England, United Kingdom Hybrid / WFH Options
Onyx-Conseil
Senior C#.NET Developer - Front Office The Front Office (Fixed Income) software development team requires an agile and versatile specialist who is a team player with extensive expertise in .NET/C# software development. The role demands an experienced individual comfortable working closely with a variety of front office stakeholders globally. Role Details Title: Senior Developer (Software Engineer) Technical Stack … C#.NET, .NETCore, SQL Server Type: Permanent Salary: £88,000 - £110,000 Location: London City and hybrid home working Focus: Front Office Fixed Income Role Summary Work closely with the Front Office (specifically within Fixed Income) to build and develop innovative software solutions. Reporting directly to the Head of Fixed Income IT Development, this role offers high … develop new software primarily using C#.NET and SQL Server. This is a strong team with an excellent reputation, actively expanding their front office capabilities. Role Requirements Proficiency in C#.NET, .NETCore, and SQL Server Experience with Front Office trading systems, including low-touch e-trading platforms Understanding of Fixed Income Banking is beneficial; training will be provided More ❯
Hounslow, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
care. Key Responsibilities: Design, develop, and maintain scalable web applications with a primary focus on Angular-based front-end architecture. Build and support robust back-end services using C# (.NET, .NETCore, WebAPI). Participate in the architecture and development of microservice-based cloud solutions (AWS/Azure). Collaborate within cross-functional, agile teams to … and support efforts where required. Required Qualifications: Minimum of 5 years of professional experience with Angular in a production environment. 5+ years of hands-on experience with C#, including .NETCore and WebAPI. Solid experience developing and integrating cloud-native applications using AWS or Azure. Familiarity with containerization (e.g., Docker, Kubernetes). Proficient in designing and consuming More ❯
Kingston Upon Thames, Surrey, South East, United Kingdom Hybrid / WFH Options
Daniel James Resourcing Ltd
Director of Engineering & Product Financial SaaS Platform (C#/.NET) Location: Kingston upon Thames (Hybrid 3 days onsite) Salary: £125,000 base + 15% bonus + car allowance + benefits Overview Were exclusively partnered with a Kingston-based fintech client undergoing a major evolution of their core platform transitioning from a well-established suite of enterprise services … legacy services to a modular, service-based architecture Ideal Candidate Profile Experience leading 20+ person technology functions, ideally across both engineering and product Strong technical background in C#/.NETCore, cloud platforms (Azure preferred), and distributed systems Demonstrable success in scaling SaaS or B2B platforms in financial, insurance, or compliance-heavy domains Comfortable balancing technical leadership … and delivery oversight Skilled in evolving delivery structures at scale (tribe/squad/chapter models) Experience working within a regulated or data-sensitive environment is advantageous Technology Environment .NETCore, C# Azure services (Functions, Service Bus, AKS optional) Modular architecture REST APIs, message queues, microservices CI/CD with GitHub Actions or Azure DevOps React (frontend More ❯
London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
care. Key Responsibilities: Design, develop, and maintain scalable web applications with a primary focus on Angular-based front-end architecture. Build and support robust back-end services using C# (.NET, .NETCore, WebAPI). Participate in the architecture and development of microservice-based cloud solutions (AWS/Azure). Collaborate within cross-functional, agile teams to … and support efforts where required. Required Qualifications: Minimum of 5 years of professional experience with Angular in a production environment. 5+ years of hands-on experience with C#, including .NETCore and WebAPI. Solid experience developing and integrating cloud-native applications using AWS or Azure. Familiarity with containerization (e.g., Docker, Kubernetes). Proficient in designing and consuming More ❯
employment or extension) who is excited about working on cutting-edge full-stack development in a dynamic, fast-paced environment. What You’ll Be Doing: Working across our core products , contributing to both front-end and back-end development in a full-stack ASP.NET environment . Developing and maintaining solutions in Azure , leveraging Azure SQL, Azure Functions , and … team of problem solvers, creative thinkers, and innovators who are passionate about technology and its potential to transform businesses. What We’re Looking For: Strong experience with C# and .NET (ASP.NET, .NETCore) and good experience with Python Full-stack development experience, ideally with some exposure to React, Blazor, or other modern front-end frameworks . More ❯
London, England, United Kingdom Hybrid / WFH Options
Endeavour Recruitment Solutions
Calling for an experienced Full Stack .NET Developer with AWS working experience to join our software development client’s team for a long-term contract opportunity. The role offers flexibility to work fully remotely! The Full Stack developer will report to the Software Project Manager and occasionally to appropriate Development Directors. The selected Full Stack developer will have the … following responsibilities: Running .NETCore services in containers Extensive commercial development experience in C# and ASP.Net Excellent knowledge of MS SQL Server including Strong T-SQL (Stored Procedure) skills Comfortable with Test Drive Development using mocking frameworks and libraries e.g., Moq, NUnit, SpecFlow, etc. Using messaging framework like NServiceBus, Masstransit or equivalent advantageous To be considered for More ❯
keep this knowledge current. Adhere to Policies & Standards outlined in the Code of Conduct and mandatory training. Investigate and resolve production issues. Required Skills: Experience developing applications in C#, .NET, and .NETCore for server-side development. Experience building microservices and REST APIs. Proven experience with Agile methodologies (preferably Scrum/Kanban). Experience writing MSSQL More ❯
to Policies & Standards appropriate to the role - outlined in the Code of Conduct and mandatory training. Investigation and resolution Production issues  Required Skills: Experience developing applications in C#, .NET, and .NETCore for general server-side development. Experience building micro-services and REST APIs. Proven Agile experience (preferably Scrum/Kanban) Experience writing MSSQL/ More ❯
East London, London, United Kingdom Hybrid / WFH Options
Nexbotix
end managed service proposition. Our differentiated approach ensures that our customers are engaged, empowered, and accelerated toward achieving ROI and success. Our product ecosystem is rapidly evolving. A core part of this is our proprietary Nexbotix Intelligent Automation Hub (NIAH). NIAH combines RPA, with AI, and ML capabilities. We are growing, listening to our customers, and building … customer stakeholders to understand needs. o Identify opportunities to productise solutions for use across other Nexbotix clients. Technical Development & Support o Design, build, and maintain full-stack applications (ASP.NET, .NETCore, React/Blazor) and Azure-based solutions (Functions, SQL, Storage). o Investigate and resolve complex technical issues, manage escalations, and support customer-managed service environments. … to attend quarterly London team meet-ups. o Work cross-functionally with Nexbotix’s project delivery, customer success, and support teams. Essential Skills Technical Expertise: Strong experience with C#, .NETCore, Python, and full-stack development. Familiarity with Azure, RPA tools, and automation design is key. Automation & AI: Experience with RPA platforms and ideally exposure to OCR More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Nexbotix
end managed service proposition. Our differentiated approach ensures that our customers are engaged, empowered, and accelerated toward achieving ROI and success. Our product ecosystem is rapidly evolving. A core part of this is our proprietary Nexbotix Intelligent Automation Hub (NIAH). NIAH combines RPA, with AI, and ML capabilities. We are growing, listening to our customers, and building … customer stakeholders to understand needs. o Identify opportunities to productise solutions for use across other Nexbotix clients. Technical Development & Support o Design, build, and maintain full-stack applications (ASP.NET, .NETCore, React/Blazor) and Azure-based solutions (Functions, SQL, Storage). o Investigate and resolve complex technical issues, manage escalations, and support customer-managed service environments. … to attend quarterly London team meet-ups. o Work cross-functionally with Nexbotix’s project delivery, customer success, and support teams. Essential Skills Technical Expertise: Strong experience with C#, .NETCore, Python, and full-stack development. Familiarity with Azure, RPA tools, and automation design is key. Automation & AI: Experience with RPA platforms and ideally exposure to OCR More ❯
Central London / West End, London, United Kingdom Hybrid / WFH Options
Nexbotix
end managed service proposition. Our differentiated approach ensures that our customers are engaged, empowered, and accelerated toward achieving ROI and success. Our product ecosystem is rapidly evolving. A core part of this is our proprietary Nexbotix Intelligent Automation Hub (NIAH). NIAH combines RPA, with AI, and ML capabilities. We are growing, listening to our customers, and building … customer stakeholders to understand needs. o Identify opportunities to productise solutions for use across other Nexbotix clients. Technical Development & Support o Design, build, and maintain full-stack applications (ASP.NET, .NETCore, React/Blazor) and Azure-based solutions (Functions, SQL, Storage). o Investigate and resolve complex technical issues, manage escalations, and support customer-managed service environments. … to attend quarterly London team meet-ups. o Work cross-functionally with Nexbotix’s project delivery, customer success, and support teams. Essential Skills Technical Expertise: Strong experience with C#, .NETCore, Python, and full-stack development. Familiarity with Azure, RPA tools, and automation design is key. Automation & AI: Experience with RPA platforms and ideally exposure to OCR More ❯
London, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
end managed service proposition. Our differentiated approach ensures that our customers are engaged, empowered, and accelerated toward achieving ROI and success. Our product ecosystem is rapidly evolving. A core part of this is our proprietary Nexbotix Intelligent Automation Hub (NIAH). NIAH combines RPA, with AI, and ML capabilities. We are growing, listening to our customers, and building … customer stakeholders to understand needs. o Identify opportunities to productise solutions for use across other Nexbotix clients. Technical Development & Support o Design, build, and maintain full-stack applications (ASP.NET, .NETCore, React/Blazor) and Azure-based solutions (Functions, SQL, Storage). o Investigate and resolve complex technical issues, manage escalations, and support customer-managed service environments. … Be available to attend quarterly London team meet-ups. o Work cross-functionally with Nexbotix’s project delivery, customer success, and support teams. Technical Expertise: Strong experience with C#, .NETCore, Python, and full-stack development. Familiarity with Azure, RPA tools, and automation design is key. Automation & AI: Experience with RPA platforms and ideally exposure to OCR More ❯
Hounslow, England, United Kingdom Hybrid / WFH Options
JR United Kingdom
end managed service proposition. Our differentiated approach ensures that our customers are engaged, empowered, and accelerated toward achieving ROI and success. Our product ecosystem is rapidly evolving. A core part of this is our proprietary Nexbotix Intelligent Automation Hub (NIAH). NIAH combines RPA, with AI, and ML capabilities. We are growing, listening to our customers, and building … customer stakeholders to understand needs. o Identify opportunities to productise solutions for use across other Nexbotix clients. Technical Development & Support o Design, build, and maintain full-stack applications (ASP.NET, .NETCore, React/Blazor) and Azure-based solutions (Functions, SQL, Storage). o Investigate and resolve complex technical issues, manage escalations, and support customer-managed service environments. … Be available to attend quarterly London team meet-ups. o Work cross-functionally with Nexbotix’s project delivery, customer success, and support teams. Technical Expertise: Strong experience with C#, .NETCore, Python, and full-stack development. Familiarity with Azure, RPA tools, and automation design is key. Automation & AI: Experience with RPA platforms and ideally exposure to OCR More ❯
London, England, United Kingdom Hybrid / WFH Options
Olo Inc
report to an Engineering Manager and have the opportunity to contribute to architectural decisions, ensuring system scalability, reliability, and efficiency. You will use modern tools and technologies such as .NETCore (C# and F#), ASP.NET Core, SQL Server, TeamCity, GitHub, Octopus Deploy, and heavy use of OSS to write clean, maintainable code with a focus … software development, agile methodologies, and continuous improvement. What We'll Expect From You 5+ years of professional experience in backend software development with a strong proficiency in C#/.NET Experience building and maintaining distributed systems, leveraging Cloud Platforms (AWS preferred). Experience instrumenting, deploying, and monitoring production code. Experience writing testable and tested code, and working under distributed … meet sprint and quarterly commitments while maintaining high standards of quality and efficiency. Experience successfully working across multiple time zones is a big plus. Our tech stack includes: Backend: .NET (C# and F#), SQL Server Frontend: React, ASP.NET MVC Tests: NUnit, xUnit, Playwright Infrastructure: AWS, TeamCity, Octopus, Datadog, and Sumo Logic. About Olo Olo (NYSE: OLO) is a leading More ❯
standards Deliver documentation (DOIs, technical wikis), promote best practices, and reduce operational risk Propose innovative solutions, new business capabilities, and system improvements Experience: Proven background in software development using .NET (C#, .NetCore, WPF, Entity Framework) Front-end experience with Angular/AngularJS Strong database skills with SQL Server, Oracle, MongoDB Familiarity with market data tools More ❯
cloud. What you'll be doing: Effectively evolve, enhance, and modernise large-scale systems to enable rapid adaptability and continuous improvement. Improve the performance, reliability, and scalability of our .NET systems. Develop and drive automation for deployment, monitoring, and scaling of infrastructure. Build tools and processes to enable continuous integration and delivery (CI/CD). Make data-guided … decisions that impact core business metrics and processes. Solid understanding of platform and reliability engineering approaches, including observability, performance optimisation, capturing analytics, and security best practices. Drive the adoption of new technologies like Go and Python. Facilitate collaboration between teams and build a culture of continuous improvement. Mentor junior engineers, providing guidance on engineering best practices, coding standards … an inclusive environment that reflects the world we live in. What we're looking for: The highest level of proficiency developing applications using most of the following: C# ASP.NET, .NetCore AWS products like Lambdas, DynamoDB, etc., but also comfortable in Azure and Azure DevOps Containerisation and Infrastructure as Code (IaC) approach (Terraform is a plus) A More ❯
Develop, test, and maintain web applications within a comprehensive digital health system. Collaborate with app engineers for seamless component integration. Design and implement real-time web solutions using C#, .NET, Java for full-stack development. Debug, troubleshoot, and optimize web applications. Stay informed on industry trends and emerging technologies. Ensure all work complies with Vitalograph’s SOPs. Work closely … experience. Strong problem-solving and debugging skills. Expertise in SQL databases. Experience with git, code review tools, React, Node, Angular, Docker, or similar. Favourable Skills: Experience with Microsoft stack (.NETCore, Web API, SQL Server). Experience with Android development. Proactive, self-motivated, and a strong team player. Apply now. By submitting this form, you consent to More ❯
and implementation of the software development lifecycle (SDLC). Customer-facing communication experience is a plus DESIRED SKILLS AND EXPERIENCE RabbitMQ Redis OAuth Azure DevOps feature stack SDLC DotNetCore 3 and above, C# JavaScript HTML CSS By applying, I confirm I have read and accept TransPerfect's Privacy Policy: https://www.transperfect.com/about/data More ❯
and implementation of the software development lifecycle (SDLC). Customer-facing communication experience is a plus DESIRED SKILLS AND EXPERIENCE RabbitMQ Redis OAuth Azure DevOps feature stack SDLC DotNetCore 3 and above, C# JavaScript HTML CSS By applying, I confirm I have read and accept TransPerfect's Privacy Policy: https://www.transperfect.com/about/data More ❯
to take what we've learnt from working remotely and keep the flexibility that's enabled us to thrive and keep driving our business forward. We have some core principles which support us in this: Do what's right Trust & give permission Delivery matters We understand ways of working can look different based on your role, team and … you'll be Doing: Be part of a cross-functional team: Implement platform tooling, automate processes, maximise our up-time, as well as enhancing our design system and core web component library. Work in a DevOps environment: Owning and improving CI/CD, IaC best practices, and incident management. Enhance our internal developer platform (Backstage), automate workflows, and … a plus). Our Tech Environment Full-stack, cross-functional teams, working closely with people of different specialisms within your team and across the business. AWS, Serverless, Terraform, C#, .NETCore, TypeScript, Node.js, GraphQL, React, Snowflake, Docker, Grafana GitHub for source control and continuous integration Developing solutions using Generative AI models Robust and performant cloud/serverless applications, with a focus More ❯
C# and is almost entirely back-end software. The other CX Products are built on top of Genesys Cloud Contact Centre, and use their APIs, are written using C# .NETCore and JavaScript technologies and significantly enhance our Genesys capabil it ies . All our products are available via the Genesys AppFoundry and some are also available … goal, understanding customers' business requirements, and providing timescale estimates. The role is preferably hybrid but can be remote based on experience. All about You You must have: Experience with .NET, C# preferably also with experience of using Postgres and Microsoft SQL databases. Experience with front-end technologies including Javascript Ideally you will also have: Knowledge on how to build More ❯
London, England, United Kingdom Hybrid / WFH Options
Moneysupermarket Group
deliver a world class experience. We work collaboratively in full stack multi-disciplinary teams where everyone is expected to be hands on across all stages of development. We use .NETCore with Vue.js and serverless AWS Lambda services (using Node.js) to perform comparison in real time. We host on AWS and deploy several times daily through CI … experience to mentor and coach others. What we value in a developer: We're looking for significant experience with one or more OO programming languages (we’re primarily C# .Net & Node.js, but happy to consider candidates with experience from other backgrounds). Experience with all types of automated testing (unit, integration, contract, E2E, performance) and a capable TDD practitioner. More ❯
London, England, United Kingdom Hybrid / WFH Options
La Fosse
Architect or similar role, focusing on technical strategy and leadership. Expertise in software architecture, development, and lifecycle management. Proficiency in relevant technologies and tools, such as Azure DevOps, C#, .NETCore, and microservices architecture. Excellent leadership and mentoring skills, with the ability to inspire and guide development teams. Exceptional problem-solving skills and the ability to think More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Avanti
right to work in the UK (no sponsorship available) Bonus Skills Knowledge of API management, microservices, or serverless architectures Exposure to tools like SonarCloud, Postman, or Resharper Experience with .NETCore/C# environments Benefits Up to £70,000 base salary Annual bonus scheme Hybrid working (1–2 days/week in central London office) 25 days More ❯
their cloud infrastructure as code, CI/CD pipelines, and collaborating with other experienced professionals to deliver innovative software products. What They Expect From You: Build applications using C# .NETCore with a React front end Work with containerization and cloud technologies such as Docker and Kubernetes Experience with at least one major cloud provider (GCP, Azure More ❯