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13 Contract API jobs in Skelmanthorpe + 20 miles
61 exact matches jobs are outside your preferred location
Deep Java experience (Spring), architectural patterns for scalable, observable, testable systems; strong API design.
Deep Java experience (Spring), architectural patterns for scalable, observable, testable systems; strong API design.
Senior Software Engineer - Search Experience
Senior Software Engineer - Search Experience
On The Beach Ltd
Manchester, Greater Manchester
Competitive
Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Search Experience Engineering, you will build modern full stack applications and customer ...
Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Search Experience Engineering, you will build modern full stack applications and customer ...
We are not looking for someone to build simple API wrappers. * API Design: REST and GraphQL
We are not looking for someone to build simple API wrappers. * API Design: REST and GraphQL
Senior Software Development Engineer - Shared Platforms
Senior Software Development Engineer - Shared Platforms
Capital One (Europe) plc
Nottingham, Nottinghamshire
Competitive
Work in a cross-functional engineering team to design, enable and develop software features that support the UK API Gateway * Bonus: experience with procedural languages (e.g. Lua/Go) and/or writing API plugins
Work in a cross-functional engineering team to design, enable and develop software features that support the UK API Gateway * Bonus: experience with procedural languages (e.g. Lua/Go) and/or writing API plugins
Extensive experience in Java, Experience with AWS cloud platform, particularly serverless architecture (Lambda, API Gateway), containerisation (ECS, ECR) and CDK.
Extensive experience in Java, Experience with AWS cloud platform, particularly serverless architecture (Lambda, API Gateway), containerisation (ECS, ECR) and CDK.
APIs RESTful API development and consumption
APIs RESTful API development and consumption
Knowledge of AWS services (e.g., S3, CloudFront, Lambda, API Gateway)
Knowledge of AWS services (e.g., S3, CloudFront, Lambda, API Gateway)
Proven expertise designing and implementing automated testing frameworks across functional, API, integration and regression testing.
Proven expertise designing and implementing automated testing frameworks across functional, API, integration and regression testing.
Software Engineer (.net / Angular)
Software Engineer (.net / Angular)
Vix Technology Ltd
Manchester, Greater Manchester
£35,000 - £50,000 a year
Experienced in use of AWS services such as API Gateway, SNS, SQS, ECS, S3.
Experienced in use of AWS services such as API Gateway, SNS, SQS, ECS, S3.
Additionally, you will spend 25% of your time acting as the technical face of Zippd, helping our retail partners seamlessly integrate their systems into our API ecosystem. * Create high-quality sequence diagrams, Entity-Relationship Diagrams (ERDs), and API data flow charts. * Troubleshoot initial integration issues, test API payloads, and ensure a smooth technical handover before they go into live production. * API Knowledge: Deep understanding of REST APIs, JSON payloads, webhooks, and HTTP status codes. You must be comfortable reading API documentation and explaining it to a client's external dev team. You have the soft skills to jump on a Zoom call with a major retailer's tech team and confidently guide them through our API endpoints.
Additionally, you will spend 25% of your time acting as the technical face of Zippd, helping our retail partners seamlessly integrate their systems into our API ecosystem. * Create high-quality sequence diagrams, Entity-Relationship Diagrams (ERDs), and API data flow charts. * Troubleshoot initial integration issues, test API payloads, and ensure a smooth technical handover before they go into live production. * API Knowledge: Deep understanding of REST APIs, JSON payloads, webhooks, and HTTP status codes. You must be comfortable reading API documentation and explaining it to a client's external dev team. You have the soft skills to jump on a Zoom call with a major retailer's tech team and confidently guide them through our API endpoints.
You will also advance the core rendering technology that aspires to achieve photo-real visuals, such as physically based light, eye and lens simulations, as well as more low-level engine technologies such as shader building & compilation, content streaming systems, and the multi-threaded and cross-API renderer architecture.
You will also advance the core rendering technology that aspires to achieve photo-real visuals, such as physically based light, eye and lens simulations, as well as more low-level engine technologies such as shader building & compilation, content streaming systems, and the multi-threaded and cross-API renderer architecture.
Experience designing, documenting, and reviewing API specifications, covering both SOAP and REST protocols, and ensuring integrations are robust, scalable, and aligned with architectural standards.
Experience designing, documenting, and reviewing API specifications, covering both SOAP and REST protocols, and ensuring integrations are robust, scalable, and aligned with architectural standards.
Service Mesh: Hands-on with Istio (ambient mode preferred) or Cilium for mTLS, traffic management, Gateway API, and zero-trust networking.
Service Mesh: Hands-on with Istio (ambient mode preferred) or Cilium for mTLS, traffic management, Gateway API, and zero-trust networking.
Senior Vice President, Full-Stack Engineer
Senior Vice President, Full-Stack Engineer
The Bank of New York Mellon
Manchester, Greater Manchester
Competitive
Expertise in Spring Framework, software architecture, and API/platform design.
Expertise in Spring Framework, software architecture, and API/platform design.
Youll join our product and engineering team, working on a modern front-end application built with Nuxt that sits on top of our Django-powered API.
Youll join our product and engineering team, working on a modern front-end application built with Nuxt that sits on top of our Django-powered API.
Contribute to the development of cloud-native solutions taking an API first approach
Contribute to the development of cloud-native solutions taking an API first approach
Knowledge of the Maya API and programming in C++ or C# is advantageous
Knowledge of the Maya API and programming in C++ or C# is advantageous
You will work with tools and technologies including API testing frameworks, test automation, and modern web platforms, helping the team build confidence in the systems we deliver. * Work with developers and testers to develop and maintain automation frameworks and API testing approaches across C# and web applications. * Continuously develop the team's technical and testing capability, particularly in automation, API testing, and modern QA practices. * Knowledge of API testing tools (e.g. Postman or similar)
You will work with tools and technologies including API testing frameworks, test automation, and modern web platforms, helping the team build confidence in the systems we deliver. * Work with developers and testers to develop and maintain automation frameworks and API testing approaches across C# and web applications. * Continuously develop the team's technical and testing capability, particularly in automation, API testing, and modern QA practices. * Knowledge of API testing tools (e.g. Postman or similar)
Knowledge of the Maya API and programming in C++ or C# is advantageous
Knowledge of the Maya API and programming in C++ or C# is advantageous
Core Fundamentals: Solid understanding of cryptographic primitives, API security at scale (OAuth 2.0 / OIDC, JWT pitfalls), and SaaS multi-tenancy data exposure risks. * Design Architecture: Review Architectural Decision Records (ADRs), API designs, and data flow diagrams before code gets written. API & Service Security * API Standards: Define and enforce standards for authentication (OAuth 2.0, mTLS), rate limiting, and schema validation across REST, GraphQL, and gRPC. * Gateway Hardening: Partner with the Cloud Security Engineer to harden API gateway configurations, request validations, and JWT validation rules.
Core Fundamentals: Solid understanding of cryptographic primitives, API security at scale (OAuth 2.0 / OIDC, JWT pitfalls), and SaaS multi-tenancy data exposure risks. * Design Architecture: Review Architectural Decision Records (ADRs), API designs, and data flow diagrams before code gets written. API & Service Security * API Standards: Define and enforce standards for authentication (OAuth 2.0, mTLS), rate limiting, and schema validation across REST, GraphQL, and gRPC. * Gateway Hardening: Partner with the Cloud Security Engineer to harden API gateway configurations, request validations, and JWT validation rules.
Req #813 Manchester, UK - Job Description Posted Thursday, 16 April 2026, 19:00 - A bit about us - At Gamma, were more than just a leader in Unified Communications as a Service (UCaaS). Were a fast-moving technology organisation delivering innovative voice, data, and mobile solutions across Europe. Our product and service portfolio is at the heart of what we do powering reliable, scalable communications for thousands of businesses. Behind the scenes, our engineering teams design, build, and maintain the software systems that generate real business impact. We combine the agility of a start-up mindset with the stability of a leading European business. Collaboration, ownership, and continuous improvement define how we work and were always looking for people who want to build meaningful technology at scale. Who are we looking for?
Req #813 Manchester, UK - Job Description Posted Thursday, 16 April 2026, 19:00 - A bit about us - At Gamma, were more than just a leader in Unified Communications as a Service (UCaaS). Were a fast-moving technology organisation delivering innovative voice, data, and mobile solutions across Europe. Our product and service portfolio is at the heart of what we do powering reliable, scalable communications for thousands of businesses. Behind the scenes, our engineering teams design, build, and maintain the software systems that generate real business impact. We combine the agility of a start-up mindset with the stability of a leading European business. Collaboration, ownership, and continuous improvement define how we work and were always looking for people who want to build meaningful technology at scale. Who are we looking for?
Databricks Data Engineer - Salary: £40K - £50K - Location: Manchester - This role would suit someone with strong hands-on Databricks experience who enjoys building reliable data pipelines, improving how data flows through the business, and creating trusted datasets for reporting and analytics. You will work across technical and non-technical teams, helping turn data requirements into scalable solutions that are accurate, maintainable and easy for the business to use. 1. Build, enhance and maintain data pipelines within a Databricks environment. 2. Use Spark, SQL and Python or Scala to support data transformation and automation. 3. Develop structured data layers to support reporting, analytics and wider business use. 4. Extract, ingest and integrate data from APIs, databases and other source systems. 5. Build controls that help identify, investigate and resolve data issues before they ...
Databricks Data Engineer - Salary: £40K - £50K - Location: Manchester - This role would suit someone with strong hands-on Databricks experience who enjoys building reliable data pipelines, improving how data flows through the business, and creating trusted datasets for reporting and analytics. You will work across technical and non-technical teams, helping turn data requirements into scalable solutions that are accurate, maintainable and easy for the business to use. 1. Build, enhance and maintain data pipelines within a Databricks environment. 2. Use Spark, SQL and Python or Scala to support data transformation and automation. 3. Develop structured data layers to support reporting, analytics and wider business use. 4. Extract, ingest and integrate data from APIs, databases and other source systems. 5. Build controls that help identify, investigate and resolve data issues before they ...
About Ensek - Ensek builds the cloud-native SaaS software thats transforming how energy retailers operate, innovate and manage at scale. We help retailers lower operating costs, improve billing accuracy for consumers, and enhance customer experience through automation and AI-driven insight, all underpinned by modern, cloud-native architecture. Ensek is at an exciting inflection point as we scale at pace towards new international horizons. If youre driven by solving complex, real-world problems and want to build modern technology that accelerates the global energy transition, youll feel right at home with us. About the role - The Senior Product Manager for Energy Products & Quoting leads the strategy and delivery for a product within ENSEK's Energy Orchestration System: how energy products are modelled, managed, priced, and quoted.
About Ensek - Ensek builds the cloud-native SaaS software thats transforming how energy retailers operate, innovate and manage at scale. We help retailers lower operating costs, improve billing accuracy for consumers, and enhance customer experience through automation and AI-driven insight, all underpinned by modern, cloud-native architecture. Ensek is at an exciting inflection point as we scale at pace towards new international horizons. If youre driven by solving complex, real-world problems and want to build modern technology that accelerates the global energy transition, youll feel right at home with us. About the role - The Senior Product Manager for Energy Products & Quoting leads the strategy and delivery for a product within ENSEK's Energy Orchestration System: how energy products are modelled, managed, priced, and quoted.
About Ensek - Ensek builds the cloud-native SaaS software thats transforming how energy retailers operate, innovate and manage at scale. We help retailers lower operating costs, improve billing accuracy for consumers, and enhance customer experience through automation and AI-driven insight, all underpinned by modern, cloud-native architecture. Ensek is at an exciting inflection point as we scale at pace towards new international horizons. If youre driven by solving complex, real-world problems and want to build modern technology that accelerates the global energy transition, youll feel right at home with us. About the role - The Product Manager for Contracting owns the end-to-end contracting capability within ENSEK's Energy Orchestration System: turning accepted quotes into binding agreements, managing terms, renewals, termination, and contract lifecycle events.
About Ensek - Ensek builds the cloud-native SaaS software thats transforming how energy retailers operate, innovate and manage at scale. We help retailers lower operating costs, improve billing accuracy for consumers, and enhance customer experience through automation and AI-driven insight, all underpinned by modern, cloud-native architecture. Ensek is at an exciting inflection point as we scale at pace towards new international horizons. If youre driven by solving complex, real-world problems and want to build modern technology that accelerates the global energy transition, youll feel right at home with us. About the role - The Product Manager for Contracting owns the end-to-end contracting capability within ENSEK's Energy Orchestration System: turning accepted quotes into binding agreements, managing terms, renewals, termination, and contract lifecycle events.
About The Role - FDM is a global business and technology consultancy seeking a Microsoft AI CoPilot Developer to work for our client within the public sector. This is initially a 3-month contract with very good prospects to extend and will be a remote role. We are seeking a highly skilled Copilot Agent Developer to design, build, deploy, and optimize AI-powered agents using Microsoft Copilot Studio and the broader M365 Copilot ecosystem. This role blends technical expertise, product thinking, and business problem-solving to deliver intelligent automations and conversational experiences that improve efficiency and create delightful user outcomes. The ideal candidate is passionate about AI, has strong experience building automated workflows or conversational interfaces, and can translate business needs into scalable agent solutions.
About The Role - FDM is a global business and technology consultancy seeking a Microsoft AI CoPilot Developer to work for our client within the public sector. This is initially a 3-month contract with very good prospects to extend and will be a remote role. We are seeking a highly skilled Copilot Agent Developer to design, build, deploy, and optimize AI-powered agents using Microsoft Copilot Studio and the broader M365 Copilot ecosystem. This role blends technical expertise, product thinking, and business problem-solving to deliver intelligent automations and conversational experiences that improve efficiency and create delightful user outcomes. The ideal candidate is passionate about AI, has strong experience building automated workflows or conversational interfaces, and can translate business needs into scalable agent solutions.