176 to 200 of 2,562 C# Jobs

Senior Software Engineer I Software engineering London

Location
Greater London, England, United Kingdom
enhance software solutions. What are we looking for: Bachelor's or Master's degree in Computer Science, Engineering, or related field Proficiency in C# .NET, Java, or Go, with a strong understanding of software development principles in either a backend or full stack environment. Great communication skills and ability ...

Principal Engineer

Location
London, United Kingdom
development environments Nice to have Experience with Swift and the Vapor framework for server-side API development Experience building APIs with technologies such as C# or Java Experience with NoSQL databases including Couchbase or MongoDB Familiarity with CI/CD pipelines, Docker, Kubernetes, and modern DevOps practices Why join Verisk ...

Principal Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
development environments Nice to have Experience with Swift and the Vapor framework for server-side API development Experience building APIs with technologies such as C# or Java Experience with NoSQL databases including Couchbase or MongoDB Familiarity with CI/CD pipelines, Docker, Kubernetes, and modern DevOps practices Why join Verisk ...

Principal Software Engineer

Location
Peterborough, England, United Kingdom
technical bar through architectural reviews, mentoring engineers at all levels, and turning good judgment into standards and automation. Qualifications Principal‐level engineering depth in C#/.NET and/or Python, with Azure preferred. Strong record of designing and shipping production services. Production TypeScript/JavaScript frontend experience building secure ...

Senior Software Engineer - Rock Physics Applications

Location
Abingdon, England, United Kingdom
product. Required Qualifications 5+ years of professional software engineering building and shipping complex, production-grade applications — not solely scripting, prototyping, or research.Strong proficiency in C#/.NET; and also C/C++; demonstrated ability to work across both languages in a single product ecosystem. Undergraduate (or higher) degree in Computer ...

Azure AI Developer

Location
Reading, England, United Kingdom
responsibilities will include: Designing and developing production-grade AI-powered applications. Building modern full-stack solutions using technologies such as React, Node.js, .NET/C#, Python and FastAPI . Integrating Microsoft AI technologies including Azure OpenAI, Azure AI Foundry, Foundry Agents and Azure AI Search . Building LLM-powered applications ...

Senior AI Developer

Hiring Organisation
Tribe Appointments Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£80,000
product and delivery strategy, identifying opportunities to package AI capabilities. Required Skills & Experience Strong full-stack development experience (React/Node.js, .NET/C#, Python/FastAPI). Proven background delivering production software in client-facing environments. Experience with LLM integration, prompt engineering, RAG or agentic AI development. Familiarity with ...

Senior Software Architect Developer | London, hybrid | up to 120k

Hiring Organisation
Source Group International
Location
London, UK
Employment Type
Full-time
Your Profile Degree in Computer Science (or related) preferred; 10+ years' experience with 3+ years in a senior architecture role. Expertise in .NET/C#/SQL Server; React.js and Python desirable. Deep domain knowledge of financial markets technology (FCM, clearing broker, investment bank, exchange or vendor).Proven experience designing ...

Senior Software Engineer – Rock Physics Applications

Location
United Kingdom
Required Qualifications: 5+ years of professional software engineering building and shipping complex, production-grade applications — not solely scripting, prototyping, or research. Strong proficiency in C#/.NET; and also C/C++; demonstrated ability to work across both languages in a single product ecosystem. Undergraduate (or higher) degree in Computer ...

Software Engineer Northern Ireland Remote

Location
Northern Ireland, United Kingdom
Engineering, or a related field, or equivalent practical experience. 5+ years of experience in software engineering. Proficient in one or more programming languages (e.g., C#, TypeScript) and capable of independently implementing moderately complex features and algorithms. Experience using version control tools (e.g., GitHub) and participating in continuous integration/continuous ...

Senior Developer (LNG)

Location
Greater London, England, United Kingdom
capability development, code quality, and engineering excellence across the team. WHAT WILL YOU BRING Proven experience delivering enterprise-scale software solutions using Microsoft .NET, C#, Web API, SQL Server, and modern software engineering practices within complex business environments. Strong understanding of software architecture, object-oriented design, design patterns, SOLID principles ...

Senior Software Developer (UK-based)

Location
Greater London, England, United Kingdom
that when required, the successful candidate can travel to one of our offices at least once per week. Job requirements Strong experience in modern C#, TypeScript, HTML and CSS Strong cloud platform experience, ideally AWS Strong CI/CD experience Strong experience of using infrastructure as code (e.g., CDK, Terraform ...

Lead Software Engineer - JAVA - Equities - Vice President

Location
Greater London, England, United Kingdom
/derivative products. Knowledge of Convertible Bonds is a plus Experience of publish/subscribe messaging protocols such as Kafka , AMQP, AMPS Experience with C#/WPF desktop application programming Exposure to Relational Database Management Systems (Sybase) Experience of Cloud technologies Exceptional client relationship skills including the ability to discover ...

Senior Software Engineer

Hiring Organisation
AJ Bell
Location
Manchester, UK
Employment Type
Full-time
deliver high quality productsConsider architectural and non-functional requirements and work with the team to deliverTech CompetencySignificant commercial experience developing services and APIs with C#, .NET core, Mongo and/or SQL with techniques such as domain-driven design and MVC.Strong technical background in web development with Angular/React ...

Senior .Net Engineer (Backend)

Hiring Organisation
Phillips & Cohen
Location
Salford, Greater Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
clear API documentation using Swagger/OpenAPI. Planning: Contribute to technology and platform roadmaps. Essential Skills & Experience Backend Stack: 5+ years of experience with C#, .NET Core/.NET 8+, and ASP.NET Core Web API. Database Mastery: Advanced proficiency with MS SQL Server, T-SQL, and Object-Relational Mapping ...

Senior Software Engineer (.net)

Location
Manchester, England, United Kingdom
concepts clearly across diverse teams and provide constructive, solution‐oriented feedback. What You Will Bring To The Role Essential: Minimum 5 years experience in C# and modern .NET software development. Experienced in use of AWS services such as API Gateway, SNS, SQS, ECS, S3. Skilled in building and integrating RESTful ...

Senior Full Stack Developer - .NET / React

Location
Glasgow, Scotland, United Kingdom
contributing to the delivery of complex digital products across the full stack. Deep, practical experience working with modern backend frameworks, such as .NET C# . Hands-on, practical experience building responsive web interfaces using React and modern JavaScript/TypeScript. Familiarity or experience with modern cloud tools and patterns, such ...

QE Governance Lead

Location
Greater London, England, United Kingdom
capabilities. Experience Experience working across diverse technology landscapes including OutSystems, D365, Power Platform, GCP Data & AI, Azure API Platforms. Technical awareness of TypeScript, JavaScript, C#, Python, Pytest, SQL, Playwright, API testing, CI/CD, DevOps, and AI-assisted testing Experience operating within regulated, risk-sensitive environments Benefits Collaborative working environment ...

Senior .NET Engineer

Location
Leeds, England, United Kingdom
less experienced engineers, and contributing to the standards and patterns we use across Avenue3. Core responsibilities Design, build and maintain robust backend services using C#/.NET, owning features end-to-end from design through to production. Contribute to high-quality front-end development using React and TypeScript where required. ...

Senior Software Engineer - Rock Physics Applications

Hiring Organisation
Halliburton
Location
Abingdon, Oxfordshire, UK
Employment Type
Full-time
Required Qualifications 5+ years of professional software engineering building and shipping complex, production-grade applications — not solely scripting, prototyping, or research. Strong proficiency in C#/.NET; and also C/C++; demonstrated ability to work across both languages in a single product ecosystem. Undergraduate (or higher) degree in Computer ...

Integrations Consultant / Software Developer

Location
Caldicot, Wales, United Kingdom
development Proficiency in database interactions and management via SQL, and MS SQL database structures and architecture Experience writing application code in .NET C++/C#, JavaScript, Java, HTML, SOAP, WSDL, RESTful API/web services, and XML Familiarity with the modern telephony industry, ideally on Mitel Contact Center ...

AI Developer & Automation Apprentice

Hiring Organisation
QA
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£22,000 - £24,780 per annum
interest in AI, software development and emerging technologies. Have some programming experience or willingness to develop programming skills with languages such as Python, JavaScript, C#, TypeScript or SQL. Enjoy analysing problems and finding ways to improve processes. Have excellent written and verbal communication skills. Can work confidently with both technical ...

Mid Level Software Engineer

Location
Basildon, England, United Kingdom
where required. Our ideal candidate Solid commercial experience (normally 3 years+) as a Software Engineer using Microsoft technologies. Strong experience with .NET, .NET Core, C#, MVC, WebForms, Entity Framework, and modern development practices. Experience with VB.Net would be beneficial. Exposure to Blazor, Telerik and/or React would be advantageous. ...

Senior Lead Software Engineer - Front Office - Python/Typescript

Location
Greater London, England, United Kingdom
with technical and non-technical stakeholders Required Qualifications, Capabilities, and Skills Strong technical background in object-oriented or functional programming (Python, Java, C++, or C#) Willingness to become proficient and develop in Python Proven track record of delivering high-quality, well-tested solutions in a controlled environment Excellent interpersonal skills ...

Senior Software Engineer I

Hiring Organisation
Checkout.com
Location
London, UK
Employment Type
Full-time
maintain, and enhance software solutions. What are we looking for: Bachelor's or Master's degree in Computer Science, Engineering, or related fieldProficiency in C# .NET, Java, or Go, with a strong understanding of software development principles in either a backend or full stack environment. Great communication skills and ability ...