51 to 75 of 123 Developer Jobs in the City of London

.NET Developer, .NET 10.0, C# 14 - Global Record Label - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce that our client, one of the largest and most recognised brands within the music … industry, is seeking .NET Developer to work out of their plush offices in the heart of London's West End. You will be working on the development of high-availability and highly-transactional .NET/C# applications which will be critical to the launch of their new online music shopping channel. We are seeking .NET Developer candidates with a skill More ❯

.NET Developer, .NET 10.0, C# 14 - Computer Gaming Company - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over 500 million games over the last decade, my client is … undoubtedly the world's most recognised computer gaming brand. We have 6 brand new requirements for .NET Developer with an extensive array of talent and expertise to work in their plush London offices. You will be given complete ownership of your business area and the opportunity to work on the full project life cycle. .NET Developer applicants should have a More ❯

.NET Developer, C#, WPF - Mobile Telecommunications - London (Tech stack: .NET Developer, .NET 10.0, C# 14, WPF, Azure SQL, MVVM, Prism, TDD, Agile, Programmer, Engineer, Architect, .NET Developer) Established in the early 1990s and listed on the London Stock Exchange our client is an instantly recognizable brand within the mobile telecommunications arena. They are widely recognized as innovators within the market … to its customers. They are now looking to extend their brand beyond mobile with the launch of several new products. As such they are looking to recruit 6 .NET Developer to help design and develop the .NET/C# software applications that will be the backbone of this exciting new generation of products and services. The ideal .NET Developer candidates More ❯

Job Title: Azure Cosmos DB Admin and Developer Location: Hybrid, London UK (3days/Week Onsite) Duration: 6months+ Contract Inside IR35 The Role The DB Admin and Developer will play a critical role in designing and developing scalable, secure, and high-performance applications tailored for banking and financial services. This role involves architecting cloud-native solutions using Azure Cosmos DB … SQL API and Mongo API), implementing effective partitioning strategies, indexing, and consistency models to support real-time financial data processing. The developer will build reusable libraries and frameworks using C#/.NET or Node.js and establish robust CI/CD pipelines through Azure DevOps to streamline delivery and reduce operational overhead. A key responsibility includes monitoring and optimizing Cosmos DB More ❯

Lead on timetabling systems and functionality within a digital technologies team. Initially, you'll support the implementation of a new timetabling system as part of a project team. After implementation, you'll act as the technical lead for timetabling, providing More ❯

Senior Software Developers specialising in trading systems required for an excellent client based in London. The successful Software Developer will join a extremely talented development team and you will be exposed to creating and maintaining our client's own applications based around a C#/.NET/SQL Server/ASP.NET universe. Many projects are greenfield projects and allow you More ❯

Senior C++ Developer (Python, SQL, Linux, Trading, FinTech, Financial Technology) ***This is a hybrid role, 2 days remote and 3 days in the office*** Our client actively encourages diversity, equality and inclusion within its workforce and welcomes applications from a diverse background, REC Solutions Limited does not discriminate in regards to age, gender, national origin, religion or any other basis. … business backgrounds. If these sentiments align with your thinking, then my client could be the ideal place for you to develop your career. Benefits (not exhaustive list): Senior C++ Developer(Python, SQL, Linux, Trading, FinTech, Financial Technology) Competitive salary 25 days annual leave - not including bank holiday Private medical insurance Flexible working hours Company pension Group Policies Life Assurance, Income … All applicants will receive consideration for employment without regard to race, gender, colour, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Job Overview: Senior C++ Developer (Python, SQL, Linux, Trading, FinTech, Financial Technology) In this role you will work with the Product team, Infrastructure team, and QA team, to produce high performance, low latency and highly More ❯

Job Title: Senior eFX Low Latency Java Developer Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert in low latency trading systems. This is a hands-on development role focused on building and optimizing pricing, hedging, and market connectivity systems for the eFX trading desk. Experience More ❯

Senior Python Developer Team Lead Location-Remote (UK-based) Salary - £55,000 £62,000 Transforming Learning Group is a forward-thinking education technology group working with over 5,000 schools across the UK. Our mission is simple: to help schools harness technology and data to improve outcomes for every learner. Through our brands including turn IT on, School ICT Services … SalamanderSoft and more we deliver solutions that make schools more efficient, effective and innovative. Were looking for a Senior Python Developer Team Lead to join our growing engineering team. This is a hands-on leadership role where youll set standards, mentor developers, and help shape the future of our cloud-native learning products. If youre passionate about building scalable solutions More ❯

Java Developer - Contract 3 - 6 Month experience Remote working, Outside IR35 SC: Must be Eligible for SC (Criteria: 5 years as a resident in the UK and no longer than 30 consecutive days abroad outside the UK in the last 5 years) Run-Time are looking for +10 Senior Java Developers (contract) to join a Public Sector Client on a More ❯

OpenLink Endur Developer for leading financial services client in London. Contract and hybrid working. Key Responsibilities Develop, maintain, and enhance custom modules and extensions within Endur and .NET. Build and support interfaces and integrations between Endur and internal systems. Provide technical and functional support to traders, risk managers, and operations teams. Work with business analysts to deliver high-quality technical More ❯

Are you a Senior Java Developer who thrives in fast-paced, high-performance environments? Were partnering with a global investment bank thats building the next generation of its electronic trading platforms powering algorithmic trading, smart order routing, and low-latency execution across global markets. This is a chance to join an elite engineering team shaping the future of trading technology More ❯

.Net full stack Developer - Blazor We are looking for a .Net Full Stack Developer to join a thriving team within the insurance industry. This role is based in London and requires technical expertise to develop and maintain innovative solutions. Client Details .Net full stack Developer - Blazor The hiring company is a well-established organisation in the insurance sector with a … strong presence in London. It is known for its robust technology department and commitment to delivering high-quality services. Description .Net full stack Developer - Blazor Develop and maintain scalable, high-performance applications using .Net technologies (Blazor experience is Essential). Collaborate with cross-functional teams to design and implement innovative solutions. Ensure seamless integration of front-end and back-end … team members. Monitor and improve application performance and reliability. Stay updated with the latest technologies and industry trends. Provide technical support and troubleshooting when required. Profile .Net full stack Developer - Blazor A successful .Net Full Stack Developer should have: Proficiency in .Net technologies and full-stack development. Experience in building and deploying web applications. Strong knowledge of front-end frameworks More ❯

.Net Developer/Software Engineer (C# .Net) London onsite to £90k Opportunity to progress your career in a hands-on, backend focussed .Net Developer role at a global sports trading firm, earning substantial bonuses. What's in it for you: Salary to £90k Bonus paid every six months based on personal performance (10-25%) Professional development Pension Health Insurance Gym … membership Social events, free fruit, snacks, coffee etc. Your role: As a .Net Developer within the trading engine team you'll design and develop real-time trading systems, you'll often be collaborating with the strategy team on Greenfield projects which you'll take ownership of and will see the business impact of. There's a focus on backend and … are collaborative with excellent communication and stakeholder management skills You are degree educated in Computer Science or similar technical discipline Apply now to find out more about this .Net Developer/Software Engineer (C# .Net) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal More ❯

Graduate/Junior Developer, Python, JavaScript, PHP - London (Tech stack: Graduate/Junior Developer, Python, JavaScript, PHP, Graduate/Junior Developer) In 2012 our client launched a social messaging platform that has been taking the US by storm. After an extremely successful period our client has decided to hop across the Atlantic, in a bid to expand their sphere of … the UK and European markets. A number of new offices are being opened in the UK and our client is looking for talented, enthusiastic and passionate Graduate/Junior Developer to bring their product to these new markets and help enhance this already successful company! These roles would be suitable Graduate/Junior Developer who have recently graduated from university … React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement year in industry. All Graduate/Junior Developer positions come with the following benefits: 30 days holiday (plus 8 UK Bank Holidays). Flexible working hours An early finish on Fridays that fall in the months of June More ❯

Graduate/Junior Developer, Python, Linux, C#, Java - London (Teck stack: Graduate/Junior Developer, Python, Linux, C#, Java, .NET 10.0, C#, J2EE, Agile, TDD, BDD, Graduate/Junior Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage, and delight customers by delivering inbound experiences that are relevant … helpful, and personalized. Having recently launched in the UK, they looking to hire Graduate/Junior Developer (Python, Linux, C#, Java)) to become a part of their ever-growing family. They believe that individual developers are in the best position to make decisions about what should be created, and how it should be built. Within their setup those decisions are … They believe that problems are solved with technology and experience, not process, and that mistakes are a normal part of learning. These roles would be suitable Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, Linux, C# or Java; which might have been acquired as part of More ❯

Sharepoint Developer – 3-6 month Contract - Remote My Customer is looking for a talented Sharepoint Developer to join their growing team. You'll play a key role in building, and maintaining PowerApps, ensuring seamless integration with SharePoint and other Microsoft 365 tools. You'll also help define and implement versioning and governance policies to keep the Power Platform solutions organised … secure, and scalable. Key Sills from the Sharepoint Developer: Strong experience developing and deploying PowerApps (Canvas and/or Model-Driven). Proven background working with SharePoint Online (data structure, permissions, and integration). Experience connecting PowerApps to live data sources (Dataverse, SQL, SharePoint, or REST APIs). Understanding of version control and governance best practices for Power Platform. Familiarity … and OneDrive integration (desirable). Excellent problem-solving skills and attention to detail. Strong communication skills — able to translate business needs into technical solutions. Key Responsibilities of the Sharepoint Developer: Develop, enhance, and maintain PowerApps solutions (Canvas and/or Model-Driven). Create and manage Power Automate workflows and connectors. Work closely with stakeholders to gather requirements and deliver More ❯

Job Title: Senior Full Stack Systems Developer (Environment) Ref. No.: CJD(phone number removed)N Location: Based near London Salary: £80,000 - £85,000 This is an incredibly rare opportunity to join my client, an innovative, industry-leading Technology Company renowned for providing intelligent technological solutions to the environmental sector. They are keen to find a passionate, talented Senior Full … Stack Systems Developer with knowledge of, and an evident passion for, the environment. You will take the lead in developing the future of the product, and must therefore be keen to take on a variety of challenges whilst leading an already-established team of professionals, based near the iconic, richly-cultural Capital City of London. Benefits for the role of … Senior Full Stack Systems Developer include (but are not limited to): Competitive salary (commensurate with skills and experience) Performance-based bonuses Contributory Pension Scheme Generous annual leave entitlement Genuine opportunities to proactively develop the product, taking it to new heights, and therefore positively influencing the future of the company Responsibilities for the role of Senior Full Stack Systems Developer include More ❯

Power Platform Developer We are hiring a Power Platform Developer to join the team. The organisation is an international movement, is an evangelical part of the universal Christian Church. Its message is based on the Bible. Its ministry is motivated by the love of God. Its mission is to preach the gospel of Jesus Christ and meet human needs in … his name without discrimination. Position: VAC0144 Power Platform Developer Location: London/Hybrid (office-based with a chance to have a flexible working day only after probation) Hours: Full-time, 35 hours per week Salary: £54,867.49 pa plus travel to work allowance up to £3,800 pa Contract: Permanent Benefits: Contributory pension scheme; generous travel to work allowance … s website where you will need to complete their online application process. Please note CVs will not be accepted. Other roles you may have experience of could include Software Developer, Software Development, Platform Developer, Platform Development, Power Platform Developer. #INDNFP PLEASE NOTE: This role is being advertised by NFP People on behalf of the organisation. More ❯

Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving our development team the ability to make & influence architectural decisions click apply More ❯

.NET Developer, Graduate/Junior - Computer Gaming Company - London (Tech stack: Graduate/Junior .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure, Angular 21, Vue.js, TypeScript, Multithreading, RESTful, ASP.NET Core Web API, EF Core 10.0, Programmer, Full Stack Engineer, Architect, Graduate/Junior .NET Developer) Having sold over 100 million games consoles and over 500 million games over the … last decade, my client is undoubtedly the world's most recognised computer gaming brand. We have 2 brand new requirements for Graduate/Junior .NET Developer to work in their plush London offices. These roles would be suitable Graduate/Junior .NET Developer who have recently graduated from university and have a basic understanding of the .NET framework (.NET Core More ❯

Developers (Dynamics 365 CE) - £500-£600 a day - Outside IR35 - London/Hybrid - 4 month intial contract. We need a highly skilled Dynamics 365 Developer to work with a Central Government client with extensive expertise in CRM Customer Engagement and Power Platform technologies. The role demands strong knowledge in Microsoft Dynamics 365 CRM customistion, integration, and development using various click More ❯

Infrastructure as Code (IaC) Developer OpenShift Virtualization Key Responsibilities: 1. Design and implement Infrastructure as Code (IaC) solutions for OpenShift Virtualization using tools like Terraform and Ansible. 2. Automate the provisioning, configuration, and management of OpenShift clusters and virtualized workloads. 3. Develop and maintain reusable IaC modules and playbooks for consistent and scalable deployments. 4. Collaborate with DevOps, Cloud, and More ❯

Senior Golang Developer - Web/Vulnerability Scraping 3-Month Rolling Contract (up to 2 years) 600- 650 per day - Inside IR35 Hybrid - London 3 days per week & 2 days working from home Our global media and consumer technology client is seeking a Senior Back End Engineer to join their Information Security team for an initial 3-month contract. This role More ❯

Senior Golang Developer - Web/Vulnerability Scraping 3-Month Rolling Contract (up to 2 years) £600-£650 per day - Inside IR35 Hybrid - London 3 days per week & 2 days working from home Our global media and consumer technology client is seeking a Senior Back End Engineer to join their Information Security team for an initial 3-month contract. This role More ❯