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79 Contract API jobs in Datchet Common + 20 miles
460 exact matches jobs are outside your preferred location
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Embedded Software Engineer
Embedded Software Engineer
Morson Edge
The Airport, Portsmouth (PO3), PO3
£48.59 - 65.00 per hour + Inside IR35
Portsmouth (hybrid working 3 days onsite per week, 2 days from home) – 6 month duration – Pay rate £48.59 p/h PAYE (£55.65 p/h including holiday pay) or £65 p/h Umbrella - We are looking for an Embedded Software Engineer to join our defence clients Software Defined Radio team within the UK System Delivery group. The team is undertaking the design and implementation of a satellite communications Software Defined Radio (SDR) modem. You will be part of a small multi-disciplinary team containing software, system, firmware and infrastructure engineers. There will be scope in the future to work on further developments as project needs arise. You will research and develop aspects of modem products and associated communications systems, using your experience in software within complex systems. Responsibilities
Portsmouth (hybrid working 3 days onsite per week, 2 days from home) – 6 month duration – Pay rate £48.59 p/h PAYE (£55.65 p/h including holiday pay) or £65 p/h Umbrella - We are looking for an Embedded Software Engineer to join our defence clients Software Defined Radio team within the UK System Delivery group. The team is undertaking the design and implementation of a satellite communications Software Defined Radio (SDR) modem. You will be part of a small multi-disciplinary team containing software, system, firmware and infrastructure engineers. There will be scope in the future to work on further developments as project needs arise. You will research and develop aspects of modem products and associated communications systems, using your experience in software within complex systems. Responsibilities
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83zero is proud to partner with a high-growth startup that's redefining the B2B2C social media space. They're building a next-generation Platform-as-a-Service already making waves across global media ecosystems - and now they need a DevOps Leader to help scale it to the next level. Why This Role? This isn't just another leadership position. You'll own the technical vision for a serverless, event-driven, globally distributed platform on AWS. You'll lead a talented, distributed engineering team, shape high-performance APIs, and build systems that scale fast and run clean. What's On Offer * Competitive salary + performance bonus * Meaningful equity - build it, own it, grow with it * Hybrid/remote-first working culture * A seat at the decision-making table in a fast-scaling SaaS business * Real autonomy, rapid progression, and zero bureaucracy
83zero is proud to partner with a high-growth startup that's redefining the B2B2C social media space. They're building a next-generation Platform-as-a-Service already making waves across global media ecosystems - and now they need a DevOps Leader to help scale it to the next level. Why This Role? This isn't just another leadership position. You'll own the technical vision for a serverless, event-driven, globally distributed platform on AWS. You'll lead a talented, distributed engineering team, shape high-performance APIs, and build systems that scale fast and run clean. What's On Offer * Competitive salary + performance bonus * Meaningful equity - build it, own it, grow with it * Hybrid/remote-first working culture * A seat at the decision-making table in a fast-scaling SaaS business * Real autonomy, rapid progression, and zero bureaucracy
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We're looking for a highly skilled Senior Full Stack Developer with strong experience in C# .NET and React to join our growing tech team. You'll play a key role in designing, building, and maintaining robust, scalable web applications, working across the full stack to deliver high-quality solutions that drive real value. This is a hybrid role with two days a week based in the office. * Design, develop, and maintain web applications using C# .NET (Core/Framework) and React. * Collaborate with cross-functional teams to define, design, and ship new features. * Write clean, scalable, and testable code. * Troubleshoot and debug applications. * Mentor junior developers and contribute to best practices. * 5+ years of experience as a Full Stack Developer. * Strong proficiency in C# .NET (Core) and React. * Solid understanding of REST APIs, SQL/NoSQL databases, and version con
We're looking for a highly skilled Senior Full Stack Developer with strong experience in C# .NET and React to join our growing tech team. You'll play a key role in designing, building, and maintaining robust, scalable web applications, working across the full stack to deliver high-quality solutions that drive real value. This is a hybrid role with two days a week based in the office. * Design, develop, and maintain web applications using C# .NET (Core/Framework) and React. * Collaborate with cross-functional teams to define, design, and ship new features. * Write clean, scalable, and testable code. * Troubleshoot and debug applications. * Mentor junior developers and contribute to best practices. * 5+ years of experience as a Full Stack Developer. * Strong proficiency in C# .NET (Core) and React. * Solid understanding of REST APIs, SQL/NoSQL databases, and version con
We are looking for Developers to build powerful solutions across Salesforce, SFI Insurance Cloud, and Omnistudio. Lead Salesforce & SFI Insurance Cloud implementations Build with OmniStudio (DataRaptor, FlexCards, OmniScript) Guide teams & work directly with clients Drive end-to-end solution design, delivery & integration 5+ yrs experience (Salesforce + SFI) Strong LWC, Apex, APIs, Agile background Insurance Cloud expertise (Quoting, Policy Admin, FNOL, Claims) Salesforce & SFI certifications Excellent communication + leadership skills If you're a tech leader ready to deliver innovative cloud solutions, we want to meet you!
We are looking for Developers to build powerful solutions across Salesforce, SFI Insurance Cloud, and Omnistudio. Lead Salesforce & SFI Insurance Cloud implementations Build with OmniStudio (DataRaptor, FlexCards, OmniScript) Guide teams & work directly with clients Drive end-to-end solution design, delivery & integration 5+ yrs experience (Salesforce + SFI) Strong LWC, Apex, APIs, Agile background Insurance Cloud expertise (Quoting, Policy Admin, FNOL, Claims) Salesforce & SFI certifications Excellent communication + leadership skills If you're a tech leader ready to deliver innovative cloud solutions, we want to meet you!
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Rate - £475 - £500 Outside IR35 - Duration - 3 months - Location - Fully remote - We're seeking a Business Central and Shopify Support Engineer to join a client of ours growing at a substantial rate! This role bridges ERP and e-commerce platforms, ensuring seamless integration, smooth operations and excellent support for our business users. The ideal candidate will have strong technical expertise, problem solving skills and a customer focused mindset. Key Responsibilities * Provide technical support for Microsoft Dynamics 365 Business Central and Shopify platforms * Troubleshoot and resolve issues related to system integration's, data synchronisation and workflows * Liaise with support partners for issues that require 2nd/ 3rd line support and coordinate activities between partners where required * Collaborate with internal teams to analyse business requirements and i
Rate - £475 - £500 Outside IR35 - Duration - 3 months - Location - Fully remote - We're seeking a Business Central and Shopify Support Engineer to join a client of ours growing at a substantial rate! This role bridges ERP and e-commerce platforms, ensuring seamless integration, smooth operations and excellent support for our business users. The ideal candidate will have strong technical expertise, problem solving skills and a customer focused mindset. Key Responsibilities * Provide technical support for Microsoft Dynamics 365 Business Central and Shopify platforms * Troubleshoot and resolve issues related to system integration's, data synchronisation and workflows * Liaise with support partners for issues that require 2nd/ 3rd line support and coordinate activities between partners where required * Collaborate with internal teams to analyse business requirements and i
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AI Developer - Generative AI Specialist - 3 months+ - Hybrid - Rate circa £500-£650 - We are looking for an experienced AI Developer to join a team developing cutting edge AI solutions who will either have current and active SC clearance or have the ability to be able to obtain SC clearance. You will provide solutions across both Azure and AWS technologies and importantly have a demonstrable background in C#.Net . This will be a very much collaborative role working with a range of domain experts. Being the AI SME you will provide technical expertise on GenAI capabilities and its limitations to the non-technical people. What you will bring to the team * Fine-tune Large Language Models (LLMs) and other generative architectures. * Optimise pre-trained models (OpenAI, Anthropic, or open-source LLMs) for business use cases using prompt engineering and reinforcement learnin
AI Developer - Generative AI Specialist - 3 months+ - Hybrid - Rate circa £500-£650 - We are looking for an experienced AI Developer to join a team developing cutting edge AI solutions who will either have current and active SC clearance or have the ability to be able to obtain SC clearance. You will provide solutions across both Azure and AWS technologies and importantly have a demonstrable background in C#.Net . This will be a very much collaborative role working with a range of domain experts. Being the AI SME you will provide technical expertise on GenAI capabilities and its limitations to the non-technical people. What you will bring to the team * Fine-tune Large Language Models (LLMs) and other generative architectures. * Optimise pre-trained models (OpenAI, Anthropic, or open-source LLMs) for business use cases using prompt engineering and reinforcement learnin
Technically sharpAI Prompt Engineer - Youll design and optimize prompts, build LLM-powered applications, and deploy scalable GenAI solutions that connect people and intelligent systems in new ways. What Youll Do * Design, test, and refine prompts for leading LLMs (GPT-4/5, Claude, Gemini, Mistral, LLaMA, Cohere). * Experiment with advanced prompting techniques; Chain-of-Thought, ReAct, Tree-of-Thoughts, and more. * Deploy AI/ML pipelines using Azure ML, AWS SageMaker, Vertex AI, or Databricks. * Integrate LLMs into production apps using LangChain, LlamaIndex, and RAG architectures. * Build APIs and microservices for scalable AI deployment. * Use AI-powered dev tools like GitHub Copilot, Cursor, and Codeium to speed up iteration. * Apply MLOps/LLMOps practices with MLflow, Weights & Biases, and Kubeflow. Youll Bring
Technically sharpAI Prompt Engineer - Youll design and optimize prompts, build LLM-powered applications, and deploy scalable GenAI solutions that connect people and intelligent systems in new ways. What Youll Do * Design, test, and refine prompts for leading LLMs (GPT-4/5, Claude, Gemini, Mistral, LLaMA, Cohere). * Experiment with advanced prompting techniques; Chain-of-Thought, ReAct, Tree-of-Thoughts, and more. * Deploy AI/ML pipelines using Azure ML, AWS SageMaker, Vertex AI, or Databricks. * Integrate LLMs into production apps using LangChain, LlamaIndex, and RAG architectures. * Build APIs and microservices for scalable AI deployment. * Use AI-powered dev tools like GitHub Copilot, Cursor, and Codeium to speed up iteration. * Apply MLOps/LLMOps practices with MLflow, Weights & Biases, and Kubeflow. Youll Bring
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Job Title: Customer Success Manager - Location: London, (Bishopsgate) - Hybrid (3 days WFH, 2 days on site) Salary: Up to £48,000 - As a Customer Success Manager, you'll be the bridge between clients and internal technical teams, ensuring seamless integration, onboarding, and long-term satisfaction. You'll manage integration support cases, monitor performance, and proactively resolve challenges to keep clients engaged and successful. This company are a global Ai focused consultancy shaping the future of their industry. They blend deep actuarial expertise with Ai to help their clients grow sustainably. With over a dozen offices across the EMEA and US offices, they champion diversity, collaboration, and are at the forefront of consumer-centric tech in their industry. They are making a real impact on their industry worldwide.
Job Title: Customer Success Manager - Location: London, (Bishopsgate) - Hybrid (3 days WFH, 2 days on site) Salary: Up to £48,000 - As a Customer Success Manager, you'll be the bridge between clients and internal technical teams, ensuring seamless integration, onboarding, and long-term satisfaction. You'll manage integration support cases, monitor performance, and proactively resolve challenges to keep clients engaged and successful. This company are a global Ai focused consultancy shaping the future of their industry. They blend deep actuarial expertise with Ai to help their clients grow sustainably. With over a dozen offices across the EMEA and US offices, they champion diversity, collaboration, and are at the forefront of consumer-centric tech in their industry. They are making a real impact on their industry worldwide.
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This is a newly created position for a Dynamics 365 Analyst with solid integration & configuration experience to join a global leading firm based in the East Grinstead area of West Sussex. This role is paying £45,000 and offers hybrid working (3 days in the office, 2 days from home). To be considered for this position you will have a good understanding and experience of Dynamics 365 & ERP platforms. This will include integration, configuring and upgrading D365 modules, APIs, and web services (REST & Soap). Based in the East Grinstead area of West Sussex, my client is offering a salary of £45,000 in a hybrid work environment (3 days in the office and 2 days from home), and the chance to work on the latest ERP technologies. If you have previous experience with Dynamics 365 and you are looking for a new position, please send me your CV immediately.
This is a newly created position for a Dynamics 365 Analyst with solid integration & configuration experience to join a global leading firm based in the East Grinstead area of West Sussex. This role is paying £45,000 and offers hybrid working (3 days in the office, 2 days from home). To be considered for this position you will have a good understanding and experience of Dynamics 365 & ERP platforms. This will include integration, configuring and upgrading D365 modules, APIs, and web services (REST & Soap). Based in the East Grinstead area of West Sussex, my client is offering a salary of £45,000 in a hybrid work environment (3 days in the office and 2 days from home), and the chance to work on the latest ERP technologies. If you have previous experience with Dynamics 365 and you are looking for a new position, please send me your CV immediately.
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The successful applicant will have comprehensive expertise in Microsoft Azure services, Web API, Azure App Service, .NET Core, and Visual Studio. * Design and implement scalable cloud solutions utilizing Azure App Service, Web API, and .NET Core. * Define architecture patterns for microservices, API management, and integration with enterprise systems. * Utilize Azure Functions, Azure Logic Apps, Azure API Management, and Azure Storage to develop robust applications. * Expertise in Microsoft Azure services, including App Service, Functions, API Management, Storage, and Networking. * Strong knowledge of .NET Core, Web API, C#, and Visual Studio.
The successful applicant will have comprehensive expertise in Microsoft Azure services, Web API, Azure App Service, .NET Core, and Visual Studio. * Design and implement scalable cloud solutions utilizing Azure App Service, Web API, and .NET Core. * Define architecture patterns for microservices, API management, and integration with enterprise systems. * Utilize Azure Functions, Azure Logic Apps, Azure API Management, and Azure Storage to develop robust applications. * Expertise in Microsoft Azure services, including App Service, Functions, API Management, Storage, and Networking. * Strong knowledge of .NET Core, Web API, C#, and Visual Studio.
Strong understanding of RESTful API integration, authentication, and security practices.
Strong understanding of RESTful API integration, authentication, and security practices.
Extensive experience of API testing, REST & SOAP
Extensive experience of API testing, REST & SOAP
Extensive experience of API testing, REST & SOAP
Extensive experience of API testing, REST & SOAP
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Skilled in API development and microservices architecture
Skilled in API development and microservices architecture
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Senior Frontend Developer
Senior Frontend Developer
Pathfinder Business Solutions Ltd
Milton Keynes (MK9), MK9 3QA
From £50,000 to £60,000 per annum Full Benefits Pack
REST-based API development
REST-based API development
Familiarity with REST API and Soap Services
Familiarity with REST API and Soap Services
Microservices architecture, API-first approach, containerisation (Docker/Kubernetes), CI/CD pipelines * Knowledge of integration patterns, API gateways, and cloud-native deployments
Microservices architecture, API-first approach, containerisation (Docker/Kubernetes), CI/CD pipelines * Knowledge of integration patterns, API gateways, and cloud-native deployments
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Deep knowledge of REST API design, scalability, fault tolerance, and performance optimization.
Deep knowledge of REST API design, scalability, fault tolerance, and performance optimization.
Machine Learning Engineer (Reinforcement Learning)
Machine Learning Engineer (Reinforcement Learning)
FBI &TMT
City of London, London
Up to £85000.00 per annum
Familiarity with model deployment and management, including API development, deployment pipelines, and performance optimisation.
Familiarity with model deployment and management, including API development, deployment pipelines, and performance optimisation.
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AI Prompt Engineer
AI Prompt Engineer
Staffworx Limited
East London (E1)
market rates, outside IR35, remote first, UK but 1-2 days on site
Integrate LLMs into applications usingLangChain,LlamaIndex,Haystack,AutoGen and OpenAIs Assistant API patterns.
Integrate LLMs into applications usingLangChain,LlamaIndex,Haystack,AutoGen and OpenAIs Assistant API patterns.
Lead Software Developer - Python / AWS / React
Lead Software Developer - Python / AWS / React
Tech 4
East London (E1)
From £72,000 to £76,000 per annum + excellent benefits
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Experience with AWS services (Lambda, SQS, API gateways, S3).
Your mission is to define and execute the strategy, roadmap, and delivery of our API products to maximise adoption, user engagement, and customer value. * Define and own the strategy, vision, and roadmap for Powered by CUBE and RegConnect (API). * Champion data-led decision making by monitoring API adoption, usage, and performance metrics to inform prioritisation. * Proven track record of delivering API products, developer tools, or integration platforms with measurable adoption and value. * Hands-on knowledge of REST APIs, authentication protocols (OAuth, API keys), and integration workflows. * Experience with API documentation standards (Swagger/OpenAPI) and developer experience best practices.
Your mission is to define and execute the strategy, roadmap, and delivery of our API products to maximise adoption, user engagement, and customer value. * Define and own the strategy, vision, and roadmap for Powered by CUBE and RegConnect (API). * Champion data-led decision making by monitoring API adoption, usage, and performance metrics to inform prioritisation. * Proven track record of delivering API products, developer tools, or integration platforms with measurable adoption and value. * Hands-on knowledge of REST APIs, authentication protocols (OAuth, API keys), and integration workflows. * Experience with API documentation standards (Swagger/OpenAPI) and developer experience best practices.
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Data exchange and processing skills (e.g. ETL, ESB, API...)
Data exchange and processing skills (e.g. ETL, ESB, API...)
FEATURED
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API development experience
API development experience
FEATURED
Related Jobs
Locations
- The City, City (EC4)
- Shoreditch
- Southwark
- The City, City (EC3)
- Hinxton
- Arundel Heights
- Bloomsbury
- Datchet Common
- Euston
- Felbridge
- City of London
- Central London
- West End
- Reading
- Milton Keynes
- East London
- South East London
- Abingdon
- North West London
- South West London
- London
- Berkshire
- Hampshire
- Buckinghamshire
- Essex
- Hertfordshire
- Oxfordshire
- Surrey
- West Sussex
- Bedfordshire
- South East
- East Midlands
- Midlands
- South West