401 to 425 of 2,536 C# Jobs

Test Automation Engineer - Principal & Senior Roles

Location
Bexhill-on-Sea, England, United Kingdom
capture business rules, run as automated tests with Cucumber* Strong coding skills to implement automated tests in one or more of Java, JavaScript, Typescript, C#* Comfortable with source control using GitHub* Skilled in user interface automation with Selenium & Selenium Grid, Playwright or Cypress* Ability to implement tests against API either ...

Test Automation Engineer - Principal & Senior Roles

Location
East Midlands, England, United Kingdom
capture business rules, run as automated tests with Cucumber* Strong coding skills to implement automated tests in one or more of Java, JavaScript, Typescript, C#* Comfortable with source control using GitHub* Skilled in user interface automation with Selenium & Selenium Grid, Playwright or Cypress* Ability to implement tests against API either ...

Lead Frontend Engineer

Location
United Kingdom
visualisations to life with genuine wow factor. Your contributions will directly shape how users navigate complex data with ease. Our backend combines ASP.NET Core (C#) and Node.js (TypeScript) , following event-driven patterns like Event Sourcing and CQRS to manage complex workflows. PostgreSQL and Marten handle data persistence, while RabbitMQ powers ...

Senior Software Engineer

Hiring Organisation
TripAdvisor
Location
London, UK
Employment Type
Full-time
data or experiment results to validate every significant technical decision. Full-Stack Proficiency: Strong experience in at least one modern backend language (e.g., Java, C#, Go, Python) and familiarity with modern front-end frameworks. AI Coding: you are fluent coding with either Cursor or Codex/Claude/Open Code. ...

Senior Software Engineer

Hiring Organisation
TripAdvisor
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
data or experiment results to validate every significant technical decision. Full-Stack Proficiency: Strong experience in at least one modern backend language (e.g., Java, C#, Go, Python) and familiarity with modern front-end frameworks. AI Coding: you are fluent coding with either Cursor or Codex/Claude/Open Code. ...

Senior software engineer (Node.js/TypeScript)

Location
Bath, England, United Kingdom
ECS. We primarily develop in TypeScript and Node.js, with MongoDB as our primary document database. We also have a small number of C# services and are continuing to evolve our platform architecture, including expanding our use of ECS Fargate. Infrastructure is managed through a combination of Terraform and Serverless Framework. ...

Development Team Lead (C#)

Location
Oxford, England, United Kingdom
Description At System C, we build technology that connects and transforms health and care outcomes. Our software supports public services across the UK, helping organisations deliver better care to communities that need it most. What ...

Senior .NET Software Developer - Preston

Hiring Organisation
Circle Group
Location
Preston, Lancashire, United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
Senior .NET Software Developer- Azure - Preston Senior .NET Software Developer with experience in both back-end C# .NET/.NET Core development and front-end JavaScript development (Vue.js/Angular/React, etc) is required by a leading company in Preston. You should also have some development experience ...

.NET Software Engineer - Cloud Microservices & AI Tools

Location
United Kingdom
contribute to backend services, APIs, data access, integrations, and some UI components in a cloud-based, event-driven architecture. You will work with C#, .NET, PostgreSQL, and AWS across Lambda, ECS, and EC2, contributing to distributed systems and AI-assisted development practices in a pragmatic, agile-ish environment. #J ...

Senior .NET Developer – Lead Web Platform Migration

Location
York and North Yorkshire, England, United Kingdom
based platform and migrate features into a streamlined microservices framework. Collaborating with product owners and our current application developer, you will write testable C#/.NET Core code, use SQL and Azure, and shape the architecture of the new system. #J-18808-Ljbffr ...

Senior Azure AI Full-Stack Developer (Hybrid, Reading)

Location
Reading, England, United Kingdom
powered applications for enterprise customers. You’ll work across customer projects, turning business needs into production-grade software using React, Node.js, .NET/C#, Python and FastAPI, with a focus on secure, scalable solutions in Azure. This hybrid role combines hands-on development with mentoring and defining reusable AI patterns. ...

Senior Software Engineer — Cloud & Microservices

Location
Cambridge, England, United Kingdom
Selection is seeking a senior software engineer to join our Cambridge-based hybrid team, delivering cloud-based engineering software with modern C#/.NET, microservices, and REST APIs. You’ll mentor peers and help shape architecture while working across product teams. Exposure to security and authentication (OAuth), Azure ...

Senior Software Engineer - Cloud, APIs & Mentoring

Location
Manchester, England, United Kingdom
Operational and Regulatory Technology team in Manchester. You will work in a cross-functional squad, shaping architecture and delivering scalable services and APIs using C#/.NET Core, Mongo/SQL, and modern JS frameworks. The role emphasizes collaboration, mentoring, and a strong focus on CI/ ...

Senior .NET Software Engineer - Enterprise SaaS

Location
Greater London, England, United Kingdom
Jobtailor is seeking a Senior Developer to design, develop and maintain enterprise-scale software using C#, .NET/.NET Core, Razor, Web API and SQL Server. You will work across the full stack and drive high-quality code. You'll collaborate with Product Owners, testers, UI/UX, and engineers ...

Senior Software Engineer – Real-Time Energy Analytics

Location
Greater London, England, United Kingdom
join the Power Trading software team, working on real-time data systems across Europe. You will design, implement and maintain applications in a C#/.NET stack, deploy on Azure, and contribute to scalable architectures while embracing AI-assisted development practices. You will collaborate in an Agile environment, ensure code ...

Platform Engineer: AI-Driven Cloud and Tooling Advocate

Location
St Albans, England, United Kingdom
test and deploy applications. We work with AWS, Linux, Kubernetes, Kafka, Redis, HAProxy, Consul, Grafana and OpenSearch, plus Terraform and more. Our stack includes C#/.NET, Node.js and Python, with Azure DevOps Pipelines and ArgoCD. #J-18808-Ljbffr ...

Senior .NET Backend Engineer — Hybrid

Location
Manchester, England, United Kingdom
seeking a Senior .Net Developer in Central Manchester with hybrid working. You will design and implement robust back-end systems using .NET Core, C#, and SQL Server, building RESTful APIs and managing CI/CD pipelines in Azure DevOps. This is a high-impact role in a fast-growing start ...

Senior .NET Full-Stack Engineer - Secure, Hybrid

Location
Nottingham, England, United Kingdom
regulated environment where security is central. This hybrid Nottingham-based role requires 40% in the office. You’ll write secure, high-quality code in C#/.NET, work with SQL Server, ASP.NET Razor and CI/CD practices, and help #J-18808-Ljbffr ...

Power Platform Engineer

Location
City Of London, England, United Kingdom
selection (advantage). Software development experience, including proficiency in one or more of the following: Python, JavaScript, JSON, React and related scripting, .NET technologies (C#, ASP.NET), REST services, and PowerShell. Desirable: experience with Power Pages. EU Characteristics that can spell success for this role (if applicable). #J-18808-Ljbffr ...

DevOps Engineer

Hiring Organisation
Ronald James
Location
Newcastle upon Tyne, UK
Employment Type
Full-time
containerisation and tools such as HelmDesirable SkillsExperience using AI tools to enhance productivity and development workflowsKnowledge of cost optimisation practices (FinOps)Understanding of C#/.NET environmentsExperience with scripting languages such as PowerShell, Bash, Python, or BicepFamiliarity with Linux operating systems (e.g. Ubuntu)Understanding of observability and monitoring platformsKnowledge ...

Senior Automation Tester

Location
Greater London, England, United Kingdom
testing practices. Essential Skills Proven experience as aQA Automation Testerwithin an enterprise-scale Financial Services or Banking environment. Strong expertise in both Java and C#, along with hands‐on experience in Selenium and Playwright. Strong hands‐on experience with automation frameworks such asSelenium, Playwright, Cypressor equivalent. Experience testingweb applications, APIs ...

Senior Applications Developer

Location
Tyseley, England, United Kingdom
Framework. Strong experience of development using jQuery, SQL Server and Razor Pages/Razor-based views Good experience with .NET Framework Strong knowledge of: C#, HTML, CSS, JavaScript Strong experience of working in agile teams Expertise in using tools like Jira or ADO Understanding of MVC architecture, session management, authentication ...

MS Dynamics - MSD 365 Tech Lead

Location
Leeds, England, United Kingdom
standards.* Support performance optimization, troubleshooting, and production issues.**Required Skills & Experience****Core Technical Skills*** Strong experience with Microsoft Dynamics 365 .* Solid expertise in:* C#, .NET* Plugins, workflows, custom APIs* Power Platform (Power Apps, Power Automate, Power BI)* Experience with Azure integrations (Logic Apps, Azure Functions, Service Bus).**Architecture ...

Lead .NET Developer - Banking / Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
offers one of the best training and development packages in the market, all inclusive. My client is based Near Luton in DunstableASP.NET MVC, razor, c#, sql, mvc, .net, javascript, greenfield, , data, analytics, api, jquery ...

Full Stack .NET Software Engineer

Location
Tipton, England, United Kingdom
Solution Street’s clients. This position is onsite. Candidates must be local to Northern Virginia and able to attend in person. Required Skills: C#/.NET Core; MS SQL - designing and creating Data Reports, SQL Queries, and Stored Procedures. High level of comfort working in and supporting and maintaining customer ...