426 to 450 of 687 C# Jobs in London

Senior Software Application Engineer - Endpoint

Location
Greater London, England, United Kingdom
skills backed by at least 3 years of software engineering experience. Familiarity with computer science fundamentals. Software development in Go, C, C++, Java, Scala, C# or Swift. Kernel and device driver development for Windows, Linux, or Mac. Systems Analytics; Dynamic tracing and performance analysis tools such as Instruments, VTune, DTrace ...

Game Designer, Games, DeepMind

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
mechanics that focuses on player accessibility and cognitive load management. Experience prototyping using industry-standard engines (e.g., Unity, Unreal) or scripting languages (e.g., C#, Python). Preferred qualifications: Experience developing games on multiple platforms (e.g., Unity, Godot, Unreal or similar). Experience in Quality Assurance (QA). Experience ...

Software Development Engineer , Rufus Detail Page

Location
Greater London, England, United Kingdom
Experience as a mentor, tech lead or leading an engineering team Experience programming with at least one modern language such as Java, C++, or C# including object‐oriented design Experience in professional, non‐internship software development Experience leading the architecture and design (architecture, design patterns, reliability and scaling ...

Quantitative Developer

Location
Greater London, England, United Kingdom
work at the bleeding‐edge with immense compute power at their fingertips to achieve our aim: predicting the future. The core tech stack is C# and Python, productionised in our own datacentres. Areas of focus for these teams include: Trading systems – reliable and performant systems able to trade 24/ ...

Quantitative Developer

Location
Greater London, England, United Kingdom
securities data Research and development of market dynamics across multiple asset classes Prototyping, testing, and validation of TradingHub’s proprietary models Requirements Proficiency with C#, C++ or Python Evidence of exceptional mathematical and analytical skills Initial industry experience working as a quant within a financial services organisation Some knowledge ...

Founding Engineer - Early Careers

Location
Greater London, England, United Kingdom
whole engineering team and our customers and prospects to build a delightful product that solves real problems. Working across the stack, mostly in C# on .NET Core 10, but also Terraform and building out our frontend in HTMX. All the good practices you’d expect from technical co‐founders ...

Developer Advocate, Creator Platform

Location
Greater London, England, United Kingdom
technical concepts in clear, concise, and well-structured written content. Familiarity with at least one scripting or programming language (e.g., Lua, JavaScript/TypeScript, C#, or similar). Experience working with documentation tooling and platforms (e.g., Markdown, static site generators, wikis, or docs-as-code workflows). Strong technical comprehension ...

Game Designer, Games, DeepMind

Location
Greater London, England, United Kingdom
mechanics that focuses on player accessibility and cognitive load management. Experience prototyping using industry-standard engines (e.g., Unity, Unreal) or scripting languages (e.g., C#, Python). Preferred qualifications: Experience developing games on multiple platforms (e.g., Unity, Godot, Unreal or similar). Experience in Quality Assurance (QA). Experience ...

Senior Enterprise API Engineer (C#/.NET)

Location
Greater London, England, United Kingdom
DeepL is building an Enterprise API platform, seeking an experienced leader to drive adoption and governance across global organizations. You will own end-to-end services, implement robust tests, and ensure four nines reliability while ...

Senior UI/UX Engineer - Unity, C#/C++ | Football Manager

Location
Greater London, England, United Kingdom
Sports Interactive, based at Here East in London, seeks a Senior Software Engineer (UI/UX) to join the Football Manager team. You will shape the game’s UI across products, collaborating with production, design ...

Senior UI/UX Engineer - Unity (C#/C++) - Hybrid

Location
Greater London, England, United Kingdom
Sports Interactive Ltd is seeking a Senior Software Engineer (UI/UX) to shape Football Manager’s user interface across platforms. You will collaborate with production, design, QA and gameplay engineers to deliver quality UI ...

Senior Software Developer

Location
Greater London, England, United Kingdom
Design, develop, and enhance enterprise-level software solutions using C#, .NET/.NET Core, Razor, Web API, SQL Server, HTML, and JavaScript Work closely with Product Owners, testers, UI/UX specialists, and Engineering colleagues to deliver new functionality, improvements, and third-party integrations Remain hands-on in coding, solution … efficient code and practical delivery Requirements Proven experience as a Senior Developer within a SaaS or enterprise software environment Strong hands-on expertise in C#, .NET/.NET Core, and SQL/T-SQL Solid understanding of database design, performance optimisation, and query tuning Experience delivering front-end functionality using ...

C# .NET / REACT Developer

Location
Greater London, England, United Kingdom
Talan is seeking a skilled C# .NET Developer with REACT experience to join our delivery teams working on Front Office platforms within Global Markets environments . In this role, you will design, build, and enhance regulatory, alerting, and sales enablement solutions , supporting front-office users in fast-paced trading environments. … third-line support and assist with troubleshooting production incidents Contribute to code reviews and continuous improvement initiatives Skills & Experience (Required) Strong development experience in C#/.NET & REACT (server-side and/or full-stack) Experience building web-based applications and RESTful APIs Solid experience with relational databases ...

Senior Power Platform / Dynamics 365 Developer

Location
Greater London, England, United Kingdom
Customer Service and Azure. You will take solutions from technical design through to production, creating Model-Driven Apps, PCF controls, Custom Pages, automations and C#/.NET extensions that solve complex business challenges. What you will do Working with architects, analysts, testers and developers, you will turn requirements into reliable … business rules and security. Build PCF controls and Custom Pages using React, TypeScript and JavaScript. Develop Dynamics Plugins, Custom APIs and Custom Actions with C#/.NET. Create automations with Power Automate and use Dynamics 365 Customer Service capabilities including queues, SLAs, routing and assignment. Integrate Power Platform with REST ...

Full-Stack C# Developer

Hiring Organisation
Deerfoot Recruitment Solutions
Location
London, UK
Employment Type
Full-time
668Skills: c#, .Net, SQL Server, JavaScript, React, Git, PlasticSCM Full-Stack C# Developer - Greenfield Projects - 40k - 110k DOE City of London Are you a talented developer looking to work in a non-corporate, collaborative environment where your technical input makes a genuine difference? We are currently partnering with a forward … team, free from bureaucratic hurdles, where your ideas and solutions are truly valued. Key Responsibilities Build and maintain bespoke in-house applications within a C#/.NET, SQL Server, and ASP.NET ecosystem. Analyse sports markets and identify new investment opportunities using highly automated, data-driven processes. Take ownership of greenfield ...

Applications Developer (Web / Mobile / Server) City of London / Hybr

Hiring Organisation
Eutopia Solutions Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
through custom development, evaluating software, or modifying existing solutions Designing, developing, and maintaining custom web applications using Microsoft .NET (.NET Core, .NET Framework) with C#, ASP.NET Core, and SQL Server Implement responsive, user-friendly front-ends Build and consume REST APIs for integration Designing and building AI-powered features … application architecture and design patterns Minimum of 3 years of application development experience using Microsoft .NET (.NET Core or .NET Framework) with C#, ASP.NET Core, and SQL Server Minimum of 2 years of experience building and consuming REST APIs Minimum of 2 years of experience in HTML, JavaScript ...

Senior Software Engineer, Post-Trade Winton Group · London, United Kingdom 6 hours ago

Location
Greater London, England, United Kingdom
software development experience Proven experience building and maintaining cloud-distributed, event-driven or microservices-based systems written in enterprise-grade backend technologies such as C#/.NET (preferred) Strong computer science fundamentals Excellent engineering discipline: clean code, meaningful abstractions, test automation, documentation and version control best practice Natural curiosity … Angular and Typescript Familiarity with performance-tuning PostgreSQL and/or MSSQL Experience in financial services Technologies we use: Web: Angular, TypeScript Server-side: C# Data: MSSQL, PostgreSQL Cloud: AWS Deployment: Docker, Kubernetes Equal Opportunity Workplace We are proud to be an equal opportunity workplace. We do not discriminate based ...

Full Stack Engineer (React /.Net)

Location
Greater London, England, United Kingdom
design, product, and business analysis professionals to develop robust solutions for the highly entrepreneurial domain of shipping. Technology Stack We build cloud solutions using C#, .NET Core, TypeScript, React, MSSQL Server, Azure, Python, MongoDB, Redis, Docker, Kubernetes, Service Fabric, Grafana and more. We also offer the opportunity to work … developing real-world web applications of medium-to-large scale and complexity. Demonstrable React, JS/TS, HTML, and CSS experience. Solid experience with C#, .NET Core (or similar frameworks), and SQL. Active interest in staying up to date with the latest frameworks and libraries. Knowledge and active interest ...

Senior Developer (Microsoft Dynamics & Integration)

Location
Greater London, England, United Kingdom
Enterprise & Solution Architect What you’ll be doing... Design, develop, and maintain customisations and extensions within Microsoft Dynamics 365 and Dataverse Build and maintain C# (.NET) server-side plugins, workflows, and integration services Develop integrations with external APIs (REST, SOAP, webhooks) with strong error handling and resilience Create and enhance … developers and promote best practice across the team A little about you... Strong experience with Microsoft Dynamics 365, Power Platform, and Dataverse Proficient in C# and .NET for back-end and integration development Experience working with APIs (REST/SOAP) and authentication methods Strong knowledge of JavaScript/TypeScript ...

Senior Engineer (Full-Stack)

Location
City Of London, England, United Kingdom
Experience with CSS pre-processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c#/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control … proactive approach. Strong analytical ability and innovative problem solving skills. Software Design Patterns. Source control (Git). Desired: OOP SOLID Principles. Demonstrable experience of C# (.Net 8+) in a professional environment. Contribution to open-source projects. Experience of regulatory driven projects. Knowledge of Financial Markets, Systems and Over the Counter ...

Senior Database Developer

Location
Greater London, England, United Kingdom
with our enterprise‐level SQL Server core data platform, with the opportunity to expand your horizons by contributing to work across our full stack — C#, Python, Node, React, R, and Machine Learning and by getting involved as we begin to bring modern data fabrics such as Snowflake and Databricks alongside … Excellent written and spoken English, with strong communication skills Understanding of Agile methodologies Technical environment Our platform: a SQL Server core data platform, with C#, Python, Node, and React across the wider stack. Deep SQL expertise is essential — genuinely strong relational data skills at scale, including schema and index design ...

Engineer C# (Full Stack)

Location
City Of London, England, United Kingdom
broker, the world’s leading provider of OTC data, and an award‐winning all‐to‐all trading platform. Role Overview As a Full Stack C# Engineer, you will play a key role in designing and delivering high‐quality, scalable applications that power critical business functions. This position requires strong technical … experience in full‐stack development within enterprise environments. Proficiency in front‐end technologies such as TypeScript and React. Strong back‐end experience with the C# language and SOLID principles. Good understanding of RESTful APIs. Experience with cloud platforms (AWS preferred) and containerization (Docker/Kubernetes). Knowledge of CI/ ...

Senior Backend Engineer

Hiring Organisation
Inspire People
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Inspire People, is seeking a Senior Backend Engineer. Whilst the team primarily develops in Python, we welcome applications from experienced backend developers with Java, C#, Go or similar object-oriented prog click apply for full job details ...

AI Platform Engineer: Scalable Model Serving & Infra

Location
Greater London, England, United Kingdom
operating platforms for AI model inference and serving, ensuring secure access to tools and data. The ideal candidate will have strong expertise in C#, Python, and Kubernetes. Additional perks include competitive compensation, 30 days annual leave, and comprehensive healthcare benefits. #J-18808-Ljbffr ...

Integration Engineer — Azure/API Backend Mastery

Location
Greater London, England, United Kingdom
senior) to join the Digital & Technology Transformation Team. You will design, build and support backend services, APIs and integrations powering our digital ecosystem using C#, .NET and Azure. The role involves delivering secure, scalable solutions, collaborating with product, QA and frontend engineers, and contributing to sprint planning and technical discussions. ...