141 developer jobs found

🤖 Senior Android Engineer – Fintech - 6m OUTSIDE contract 💷 Up to £500/day | Outside IR35 📆 6-Month Contract 📍 Central London – 3 days onsite We’re working with a leading fintech scale-up looking for an experienced Senior Android Engineer to join their mobile engineering team on an initial 6-month contract. 📱 This is a highly product-focused role, working on a major Android product build and creating polished, data-rich mobile experiences. You’ll have genuine end-to-end ownership , from initial idea and technical approach through to testing and release. 👨 💻 A senior doer This is an important one: they need someone senior who is still very close to the code. They’re not looking for a hands-off Lead, they want a highly technical, hands-on Senior Android Engineer who can make good architectural decisions but still enjoys getting stuck into the implementation. You’ll also need to be a confident, clear communicator who can articulate your...

Network IT is currently recruiting for a Developer to join our client on a 2 month initial contract, working 4 days per week.   Our client is looking for an experienced developer, who has worked with Ruby on Rails, .Net and SQL based projects.  Details below: Role: Developer - Ruby On Rails / .Net / SQL   Duration: 2 months  Working Arrangement: 4 days per week initially Location: Warwickshire to collect laptop, remote otherwise  Rate: £400 to 450 per day Status: Outside IR35   Key Skills:  Core Developer skillset - web, full stack, database querying  An experienced Developer who can get up to speed quickly with a project team .Net experience Ruby on Rails experience SQL experience  Ideally has a background in the public sector, charities or local authority Available quickly and comfortable with a 4 day working week

Network IT is currently recruiting for a Developer to join our client on a 2 month initial contract, working 4 days per week. Our client is looking for an experienced developer, who has worked with Ruby on Rails, .Net and SQL based projects.  Details below: Role: Developer - Ruby On Rails / .Net / SQL Duration: 2 months  Working Arrangement: 4 days per week initially Location: Warwickshire to collect laptop, remote otherwise  Rate: £400 to 450 per day Status: Outside IR35   Key Skills:  Core Developer skillset - web, full stack, database querying  An experienced Developer who can get up to speed quickly with a project team .Net experience Ruby on Rails experience SQL experience  Ideally has a background in the public sector, charities or local authority Available quickly and comfortable with a 4 day working week

Senior Integration Analyst & Developer (Oracle) OIC(Oracle Integration Cloud) & VBCS(Oracle Visual Builder Cloud Service) Fully Remote 6-month rolling contract £600 per day Outside IR35 We are seeking a Senior Integration Analyst & Developer with strong Oracle Fusion Cloud experience to support a major integration programme across Finance and Project Accounting systems. The role involves designing, building, and supporting integrations using Oracle Integration Cloud (OIC), along with developing transformation logic using SQL, PL/SQL, XML, JSON, XSLT, and related technologies. You will also build and enhance BIP reports and data models, develop VBCS applications, and support Fusion ERP integration touchpoints. OIC(Oracle Integration Cloud) & VBCS(Oracle Visual Builder Cloud Service) experience is a must have for this role. Key responsibilities include delivering end-to-end integrations in OIC, troubleshooting and resolving integration...

Power Platform Developer £520/day Outside IR35 - Central London (3 days per week) - Active SC Clearance Required - NPPV3 Desirable - Contract until 31 March 2027 We're seeking an experienced Power Platform Developer to join a major programme within a secure environment. This is a hands-on delivery role focused on the design, development and enhancement of Power Platform solutions. You'll work closely with technical and business stakeholders to develop scalable applications, automate business processes and support the delivery of business-critical services. The successful candidate will have strong experience developing Power Apps solutions, particularly Canvas Apps, alongside a solid understanding of Dataverse and data modelling. You'll also bring experience with Microsoft Copilot Studio and be comfortable engaging directly with stakeholders to understand requirements and translate them into practical technical solutions. Key responsibilities: * Design, build and...

Network IT is currently recruiting for a Developer to join our client on a 2 month initial contract, working 4 days per week. Our client is looking for an experienced developer, who has worked with Ruby on Rails, .NET and SQL based projects. Details below: Role: Developer - Ruby On Rails/.NET/SQL Duration: 2 months Working Arrangement: 4 days per week initially Location: Warwickshire to collect laptop, remote otherwise Rate: £400 to 450 per day Status: Outside IR35 Key Skills: Core Developer skill set - web, full stack, database querying An experienced Developer who can get up to speed quickly with a project team .Net experience Ruby on Rails experience SQL experience Ideally has a background in the public sector, charities or local authority Available quickly and comfortable with a 4 day working week

Senior Full Stack .NET Developer - Contract C# .NET ASP.NET Core Vue 3 TypeScript REST APIs £400-£450 per day Outside IR35 Remote UK Contract We're looking for an experienced Senior Full Stack .NET Developer/.NET Contractor to join a global SaaS engineering environment, working across Back End services and a modern web application. This is a UK-based remote contract working with an international engineering team across the UK, New Zealand, US and Canada. You MUST be UK based to be considered. The Role You'll be hands-on across C#, .NET, ASP.NET Core Web APIs, Vue 3 and TypeScript, developing new functionality and enhancing an established SaaS platform. You'll work across: C#/.NET/ASP.NET Core/.NET 5+ Vue 3/TypeScript/Composition API/ REST APIs & Back End services Automated testing & maintainable code GitHub & modern development practices AI-assisted development tools such as Claude Code You'll be joining an established...

Senior Flutter Developer - Full Stack - London - Outside IR35 My client, a start up requires a Senior Flutter Developer with full stack experience for a permanent position. your CV must evidence recent experience with the following: Senior Flutter Development Firebase Services JAVA Spring Boot Framework API's Data Structures This position is based in Marylebone London.

Senior Product Developer - 3 Positions A leading Market Data and Intelligence organisation is looking for three Senior Product Developers to join its engineering teams, working on software and data products within a large-scale, data-driven environment. The roles will focus on developing and enhancing applications using .NET/C#, Azure and SQL Server , with responsibility across the full software development life cycle. You'll be working on products supporting financial institutions and investment professionals, solving complex technical and data challenges. The technology environment is centred around the Microsoft ecosystem , with .NET/C#, SQL Server and Azure forming key parts of the platform. Depending on the product area, you may also work with Azure DevOps, CI/CD, REST APIs, Blazor and data ingestion/ETL . As a senior developer, you'll contribute to technical decisions, improve existing systems, address technical debt and work closely with Product, Engineering,...

Contract Opportunity | £400/day (Outside IR35) | Hybrid Warwickshire We're partnering with a growing business undergoing a major Microsoft transformation. They're looking for a Power BI Developer to take ownership of reporting and analytics, working closely with senior stakeholders to drive data-led decision making. Key Responsibilities: Develop and enhance Power BI dashboards and reports Gather requirements and work with business stakeholders Improve data models, reporting processes, and data quality Support Business Central and Dynamics CRM transformation projects Deliver actionable insights to support growth Key Skills: Strong Power BI development experience Solid SQL and data modelling skills Experience with reporting and analytics solutions Ability to work directly with stakeholders Strong experience with Dynamics 365, Dataverse and data warehousing

Power Platform Developer £520/day Outside IR35 - Central London (3 days per week) - Active SC Clearance Required - NPPV3 Desirable - Contract until 31 March 2027 We're seeking an experienced Power Platform Developer to join a major programme within a secure environment. This is a hands-on delivery role focused on the design, development and enhancement of Power Platform solutions. You'll work closely with technical and business stakeholders to develop scalable applications, automate business processes and support the delivery of business-critical services. The successful candidate will have strong experience developing Power Apps solutions, particularly Canvas Apps, alongside a solid understanding of Dataverse and data modelling. You'll also bring experience with Microsoft Copilot Studio and be comfortable engaging directly with stakeholders to understand requirements and translate them into practical technical solutions. Key responsibilities: * Design, build and...

Senior .NET Developer - Application Support & Agile Fully Remote, Outside IR35 6 month contract We are looking for an experienced .NET Developer with strong application maintenance and support experience to join a development team responsible for a business-critical Legacy application. The role will combine hands-on development, application support and Agile delivery, with responsibility for picking up and managing development tickets, resolving live issues, delivering incremental enhancements and supporting sprint planning. The application is primarily built using C#/.NET Framework , with an Angular Front End . Key Responsibilities Maintain, support and enhance a Legacy C#/.NET Framework application. Diagnose and resolve application defects, performance issues and live service incidents. Investigate problems through to root cause and implement robust technical fixes. Deliver minor enhancements and incremental changes in response to business...

Senior Blazor Developer - C#/.NET 4 Month Contract | UK Remote - £400 per day, Outside IR35 We're looking for an experienced Senior Blazor Developer to join an established development team on an initial 4 month contract. This role is heavily focused on the Front End of modern .NET applications, using Blazor to re-write their Front End and user journey and C# to build responsive, intuitive and maintainable user interfaces. You'll still need a strong understanding of the wider .NET ecosystem and how Front End applications integrate with APIs, databases and Azure services, but we're particularly interested in engineers who have genuinely delivered commercial applications using Blazor. You'll be joining a small development team working across business-critical internal and customer-facing systems, taking ownership of features from design through to delivery. What you'll be doing Developing and enhancing web applications using Blazor and C#/.NET. translating figma...

Role: Senior C# Developer Location: London (Remote) Day Rate: Up To £600 Per Day Type: Contract (Outside ir35) A highly regarded financial institution is seeking an experienced C# Developer to join their technology team on a contract basis. This role sits within a fast-paced environment focused on delivering robust, scalable solutions that support critical business operations. Key Responsibilities Develop and maintain high-performance applications using modern Microsoft technologies Collaborate with cross-functional teams to define, design, and deliver solutions Contribute to architectural decisions and best practices Ensure code quality, performance, and reliability through testing and optimisation What We're Looking For Extensive experience in software development using C# and the .NET ecosystem Strong understanding of modern application architecture and design principles Proven ability to build scalable and maintainable systems...

Contract Opportunity | £400/day (Outside IR35) | Hybrid Warwickshire We 're partnering with a growing business undergoing a major Microsoft transformation. They 're looking for a Power BI Developer to take ownership of reporting and analytics, working closely with senior stakeholders to drive data-led decision making. Key Responsibilities: Develop and enhance Power BI dashboards and reports Gather requirements and work with business stakeholders Improve data models, reporting processes, and data quality Support Business Central and Dynamics CRM transformation projects Deliver actionable insights to support growth Key Skills: Strong Power BI development experience Solid SQL and data modelling skills Experience with reporting and analytics solutions Ability to work directly with stakeholders Strong experience with Dynamics 365, Dataverse and data warehousing

Network IT is currently recruiting for a Developer to join our client on a 2 month initial contract, working 4 days per week. Our client is looking for an experienced developer, who has worked with Ruby on Rails, .Net and SQL based projects. Details below: Role: Developer - Ruby On Rails / .Net / SQL Duration: 2 months Working Arrangement: 4 days per week initially Location: Warwickshire to collect laptop, remote otherwise Rate: £400 to 450 per day Status: Outside IR35 Key Skills: Core Developer skillset - web, full stack, database querying An experienced Developer who can get up to speed quickly with a project team .Net experience Ruby on Rails experience SQL experience Ideally has a background in the public sector, charities or local authority Available quickly and comfortable with a 4 day working week

React native developer (IOS and Android) - £425 outside IR35 - 100% remote - 3 months initially  Exalto consulting are currently recruiting for a contract React Native Developer this is initially 3 months but likely to extend due to workload, outside IR35 paying £425 per day and 100% remote  Essential Skills and Experience mobile development experience, with React Native. Hands-on experience building and shipping apps with Expo. Strong TypeScript skills, including typing data models, API contracts, and application state. Proven experience building offline-capable or offline-first mobile apps, with examples you can talk through in detail. Experience with on-device databases and storage such as expo-sqlite, WatermelonDB, Realm, or MMKV. Experience implementing request queuing, retry logic, and background or reconnect-triggered sync. Understanding of data sync challenges, including conflict resolution strategies, idempotent requests, and data consistency. Experience with...

React native developer (IOS and Android) - £425 outside IR35 - 100% remote - 3 months initially Exalto consulting are currently recruiting for a contract React Native Developer this is initially 3 months but likely to extend due to workload, outside IR35 paying £425 per day and 100% remote Essential Skills and Experience mobile development experience, with React Native. Hands-on experience building and shipping apps with Expo. Strong TypeScript skills, including typing data models, API contracts, and application state. Proven experience building offline-capable or offline-first mobile apps, with examples you can talk through in detail. Experience with on-device databases and storage such as expo-sqlite, WatermelonDB, Realm, or MMKV. Experience implementing request queuing, retry logic, and background or reconnect-triggered sync. Understanding of data sync challenges, including conflict resolution strategies, idempotent requests, and data consistency....

Senior Backend Developer for Video on Demand and Live Streaming (GoLang) – Contract – 12 months – OUTSIDE IR35 – Remote (UK) A leading video platform is seeking experienced Senior Backend Developers with expertise in GoLang to contribute to the VoD2Live project. This person must have experience working on Streaming or Video on Demand. The role requires developing robust, high-performance backend services that integrate seamlessly with third-party services such as CDNs, DRM providers, and cloud platforms. This position is ideal for candidates with strong problem-solving skills and a deep understanding of video streaming protocols and microservices architecture. Key Responsibilities: · Develop functional and high-performing backend services that meet the platform's requirements. · Write high-quality, well-documented, and maintainable code. · Integrate the platform with necessary third-party services (CDNs, DRM providers, etc.). · Ensure comprehensive...

Job Title: Scala Developer (Immediate Joiner – Outside IR35) Location: Remote (UK Based) Description: We are looking for an experienced Scala Developer to join our Government client immediately. You will work on designing, developing, and maintaining high-performance applications in a fast-paced environment. Requirements: Strong experience with Scala and functional programming Able to start immediately