Date posted
Commute time
Locations
Type of Company
Job types
Salaries
Locations
Locations
Salaries
Date posted
Type of Company
Job types
16 Contract API jobs in Piccadilly, Central London + 20 miles
111 exact matches jobs are outside your preferred location
Rayo, part of the UBDS group, is seeking a Full-Stack Developer to contribute to the development and support of cloud-native applications deployed on Amazon Web Services (AWS). The successful candidate will work across the full software development lifecycle, combining solid Java/Spring Boot back-end development with modern front-end skills using frameworks such as React or Angular. The role offers opportunities to support, design, and build scalable and secure solutions for high-impact public sector programmes. This position is suitable for candidates with foundational experience in full-stack development, as well as those with deeper technical capability looking to further progress within an Agile delivery environment. * Design, develop, and maintain scalable full-stack solutions hosted on AWS. * Build and integrate RESTful APIs using Java and Spring Boot.
Rayo, part of the UBDS group, is seeking a Full-Stack Developer to contribute to the development and support of cloud-native applications deployed on Amazon Web Services (AWS). The successful candidate will work across the full software development lifecycle, combining solid Java/Spring Boot back-end development with modern front-end skills using frameworks such as React or Angular. The role offers opportunities to support, design, and build scalable and secure solutions for high-impact public sector programmes. This position is suitable for candidates with foundational experience in full-stack development, as well as those with deeper technical capability looking to further progress within an Agile delivery environment. * Design, develop, and maintain scalable full-stack solutions hosted on AWS. * Build and integrate RESTful APIs using Java and Spring Boot.
About us - At Xelix, we work with some of the worlds largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively, whilst remaining profitable. We have over 100 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun & we love to celebrate a milestone together. In this role youll grow, be challenged and help shape the future of Xelix. If youre excited about building something special with us, wed love to hear from you. About the
About us - At Xelix, we work with some of the worlds largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate - moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up - things move fast and expectations are high. We raised our Series B with Insight Partners in June 2025 and are expanding aggressively, whilst remaining profitable. We have over 100 talented people pulling together to achieve our goals. Everyone is trusted to take ownership, move fast and have a meaningful impact. We prioritise personal and professional growth, keep things fun & we love to celebrate a milestone together. In this role youll grow, be challenged and help shape the future of Xelix. If youre excited about building something special with us, wed love to hear from you. About the
Lead the development and operation of scalable, resilient backend services that support our loyalty experiences and help us build deeper connections with our customers. This is a unique opportunity to shape something from the ground up and deliver products that make a real impact. What will you be doing day-to-day? * Product Vision & Strategy: Define and communicate the vision for your domain, aligned with the wider product and platform strategy. * Roadmap & Backlog Ownership: Own and prioritise the product backlog, ensuring the team is focused on delivering value in line with strategic priorities. * Technical Collaboration: Work closely with the engineering lead and architects to ensure solutions are scalable, secure, and aligned with platform standards. * Discovery & Problem Solving: Proactively seek out information, clarify ambiguous requirements, and work with ...
Lead the development and operation of scalable, resilient backend services that support our loyalty experiences and help us build deeper connections with our customers. This is a unique opportunity to shape something from the ground up and deliver products that make a real impact. What will you be doing day-to-day? * Product Vision & Strategy: Define and communicate the vision for your domain, aligned with the wider product and platform strategy. * Roadmap & Backlog Ownership: Own and prioritise the product backlog, ensuring the team is focused on delivering value in line with strategic priorities. * Technical Collaboration: Work closely with the engineering lead and architects to ensure solutions are scalable, secure, and aligned with platform standards. * Discovery & Problem Solving: Proactively seek out information, clarify ambiguous requirements, and work with ...
Were a business with a global reach that empowers local teams, and we undertake hugely exciting work that is genuinely changing the world. Our advanced portfolio of consulting, applications, business process, cloud, and infrastructure services will allow you to achieve great things by working with brilliant colleagues, and clients, on exciting projects. Our inclusive work environment prioritises mutual respect, accountability, and continuous learning for all our people. This approach fosters collaboration, well-being, growth, and agility, leading to a more diverse, innovative, and competitive organisation. We are also proud to share that we have a range of Inclusion Networks such as: the Womens Business Network, Cultural and Ethnicity Network, LGBTQ+ & Allies Network, Neurodiversity Network and the Parent Network.
Were a business with a global reach that empowers local teams, and we undertake hugely exciting work that is genuinely changing the world. Our advanced portfolio of consulting, applications, business process, cloud, and infrastructure services will allow you to achieve great things by working with brilliant colleagues, and clients, on exciting projects. Our inclusive work environment prioritises mutual respect, accountability, and continuous learning for all our people. This approach fosters collaboration, well-being, growth, and agility, leading to a more diverse, innovative, and competitive organisation. We are also proud to share that we have a range of Inclusion Networks such as: the Womens Business Network, Cultural and Ethnicity Network, LGBTQ+ & Allies Network, Neurodiversity Network and the Parent Network.
Were Civica, and we create software that helps deliver critical services for citizens all around the world. From local government, to education, health, and care, over 5,000 public bodies across the globe use our software to provide essential services to over 100 million citizens. Our aspiration is to be a GovTech champion everywhere we work, supporting the needs of citizens and those who serve them every day. Building on 21 years of continuous growth and success, we're at a pivotal point in our journey to realise that aspiration. Why you will love this opportunity as Technical Consultant at Civica - Its an essential role in the Civica LG Division Services Team, working across a range of products and customers in the portfolio to deliver professional services consultancy on several concurrent projects.
Were Civica, and we create software that helps deliver critical services for citizens all around the world. From local government, to education, health, and care, over 5,000 public bodies across the globe use our software to provide essential services to over 100 million citizens. Our aspiration is to be a GovTech champion everywhere we work, supporting the needs of citizens and those who serve them every day. Building on 21 years of continuous growth and success, we're at a pivotal point in our journey to realise that aspiration. Why you will love this opportunity as Technical Consultant at Civica - Its an essential role in the Civica LG Division Services Team, working across a range of products and customers in the portfolio to deliver professional services consultancy on several concurrent projects.
About Us - Have you ever wanted to build something that doesnt just improve the status quo, but makes it 100x better? Not just a small step forward, but a complete reinvention. Thats what were doing, and we need the best people to help us make it happen. Were an early-stage start-up out of London working at the intersection of system design, cloud infrastructure, and AI to accelerate the adoption of modern tools and technologies. Our goal is nothing less than to enable businesses of all sizes and shapes to leverage best-of-class technologies and the latest advancements in GenAI including agentic frameworks. Weve recently launched the beta version of our product, having raised a hefty pre-seed fund from Tier 1 investors with additional contributions from some brilliant angels to bring the vision to life.
About Us - Have you ever wanted to build something that doesnt just improve the status quo, but makes it 100x better? Not just a small step forward, but a complete reinvention. Thats what were doing, and we need the best people to help us make it happen. Were an early-stage start-up out of London working at the intersection of system design, cloud infrastructure, and AI to accelerate the adoption of modern tools and technologies. Our goal is nothing less than to enable businesses of all sizes and shapes to leverage best-of-class technologies and the latest advancements in GenAI including agentic frameworks. Weve recently launched the beta version of our product, having raised a hefty pre-seed fund from Tier 1 investors with additional contributions from some brilliant angels to bring the vision to life.
At Guardian, our mission is simple: to ensure every family has protection they truly believe in. Were challenging the market with a fresh approach and a brand promise Life. Made Better. We are looking for an experienced Test Automation Engineer to join our team. What does a Test Automation Engineer do? As a Test Automation Engineer, you will design build and run automated tests that ensure our software is reliable, high-quality, and user-ready. Youll partner with Developers, Quality and Business Analysts to define testing needs, create scalable test scripts and continuously improve how we test and deliver products. We are modernizing our testing strategy by emphasizing automation as the foundation for scalability, efficiency and adaptability. Our approach fosters seamless collaboration, aligns testing with business goals, and drives continuous improvement.
At Guardian, our mission is simple: to ensure every family has protection they truly believe in. Were challenging the market with a fresh approach and a brand promise Life. Made Better. We are looking for an experienced Test Automation Engineer to join our team. What does a Test Automation Engineer do? As a Test Automation Engineer, you will design build and run automated tests that ensure our software is reliable, high-quality, and user-ready. Youll partner with Developers, Quality and Business Analysts to define testing needs, create scalable test scripts and continuously improve how we test and deliver products. We are modernizing our testing strategy by emphasizing automation as the foundation for scalability, efficiency and adaptability. Our approach fosters seamless collaboration, aligns testing with business goals, and drives continuous improvement.
SOFTWARE ENGINEER (ASP.Net/c#) Location: London (hybrid 1day in the office a week on Wednesday) Division: Live Nation International - Contract Terms: Permanent - The Live Nation Digital Tech Team (LNDT) drives the fan experience across 36 international Live Nation sites, covering 59 countries and 33 languages. We are truly responsible for the online face of the business and are the team who help fans discover and buy the tickets they just cannot miss out on. As well as our core business with the Live Nation sites, we support and manage over 200 festival and venue sites. These work independently but within our framework and we are required to meet their needs whilst allowing them autonomy. This role involves working in an agile software engineering team, covering the complete lifecycle of development activities from planning to delivery.
SOFTWARE ENGINEER (ASP.Net/c#) Location: London (hybrid 1day in the office a week on Wednesday) Division: Live Nation International - Contract Terms: Permanent - The Live Nation Digital Tech Team (LNDT) drives the fan experience across 36 international Live Nation sites, covering 59 countries and 33 languages. We are truly responsible for the online face of the business and are the team who help fans discover and buy the tickets they just cannot miss out on. As well as our core business with the Live Nation sites, we support and manage over 200 festival and venue sites. These work independently but within our framework and we are required to meet their needs whilst allowing them autonomy. This role involves working in an agile software engineering team, covering the complete lifecycle of development activities from planning to delivery.
Location: London, UK - Type: Full-time - Department: Technology - Job Summary - We are seeking a Privacy Technology Specialist who will ensure that privacy principles are effectively integrated across our Agile delivery and platform environments within the SAFe framework. The ideal candidate will have a strong technical engineering background and the ability to translate regulatory requirements into actionable, testable user stories. This role requires someone who can review and challenge technical designs for privacy compliance, embed non-functional requirements (NFRs) into agile workflows, and support teams in adopting privacy-preserving engineering practices such as data minimization and consent management. The successful candidate will collaborate closely with Product, Solution Management, and Architecture teams, act as the subject matter expert for privacy incide
Location: London, UK - Type: Full-time - Department: Technology - Job Summary - We are seeking a Privacy Technology Specialist who will ensure that privacy principles are effectively integrated across our Agile delivery and platform environments within the SAFe framework. The ideal candidate will have a strong technical engineering background and the ability to translate regulatory requirements into actionable, testable user stories. This role requires someone who can review and challenge technical designs for privacy compliance, embed non-functional requirements (NFRs) into agile workflows, and support teams in adopting privacy-preserving engineering practices such as data minimization and consent management. The successful candidate will collaborate closely with Product, Solution Management, and Architecture teams, act as the subject matter expert for privacy incide
Thomson Reuters is seeking a Site Reliability Engineer to join the Case Center product within our Service Management, Technology team. The Site Reliability Engineer will support the reliability, performance, and operability of customer environments by contributing to routine change, incident, and problem management processes, as well as by driving continuous improvements in observability and automation across both non-production and production environments. The role will collaborate closely with product engineering, content, customer service, and wider technology teams to deliver resilient and high-quality service outcomes. * Lead proactive monitoring and health management for production and non-production environments; identify options for problem resolution and initiate appropriate actions.
Thomson Reuters is seeking a Site Reliability Engineer to join the Case Center product within our Service Management, Technology team. The Site Reliability Engineer will support the reliability, performance, and operability of customer environments by contributing to routine change, incident, and problem management processes, as well as by driving continuous improvements in observability and automation across both non-production and production environments. The role will collaborate closely with product engineering, content, customer service, and wider technology teams to deliver resilient and high-quality service outcomes. * Lead proactive monitoring and health management for production and non-production environments; identify options for problem resolution and initiate appropriate actions.
REST API design
REST API design
REST API design
REST API design
Deep knowledge of API design and microservices architecture.
Deep knowledge of API design and microservices architecture.
Familiarity with API-based integrations and middleware platforms including SFTP file transfers.
Familiarity with API-based integrations and middleware platforms including SFTP file transfers.
Experience in developing and deploying Cloud Native Applications using Azure PaaS Capabilities (App Services Plans, Key Vault, SQL Azure DB, AzureFunctions, Containers, AKS, Logic Apps, Service Bus, Event Grid, API Management) * Experience in Enterprise Integration Technologies such as Azure API Management, Logic Apps, Service Bus
Experience in developing and deploying Cloud Native Applications using Azure PaaS Capabilities (App Services Plans, Key Vault, SQL Azure DB, AzureFunctions, Containers, AKS, Logic Apps, Service Bus, Event Grid, API Management) * Experience in Enterprise Integration Technologies such as Azure API Management, Logic Apps, Service Bus
NEW
Strong API development and database experience (Postgres/Oracle + SQL).
Strong API development and database experience (Postgres/Oracle + SQL).
Technology Stack Proficiency : Experienced in Microsoft technologies (C#, ASP.NET Core, Web API), JavaScript (AngularJS or React), and Azure Microservices.
Technology Stack Proficiency : Experienced in Microsoft technologies (C#, ASP.NET Core, Web API), JavaScript (AngularJS or React), and Azure Microservices.
Responsibilities include understanding the client's world and use cases, managing requirements, platform training and configuration, dashboard creation, API enablement, partner workspace management (Newsletters, Reports), and troubleshooting. * Configure and optimise the Signal platform (dashboards, newsletters, reports, partner workspaces, API setups).
Responsibilities include understanding the client's world and use cases, managing requirements, platform training and configuration, dashboard creation, API enablement, partner workspace management (Newsletters, Reports), and troubleshooting. * Configure and optimise the Signal platform (dashboards, newsletters, reports, partner workspaces, API setups).
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
The Runa API empowers thousands of businesses to make payments to 5 billion+ consumers in 190+ countries instantly to cards, wallets, bank accounts and gift cards.
NEW
Securing and managing APIs using API Manager. * Managing the API development lifecycle from design to governance and management.
Securing and managing APIs using API Manager. * Managing the API development lifecycle from design to governance and management.
Support reporting automation for email, push, and newsletter engagement (e.g., SailThru API integrations, open/click/bounce analysis).
Support reporting automation for email, push, and newsletter engagement (e.g., SailThru API integrations, open/click/bounce analysis).
Through our platform a merchant can connect via a simple API connection to the world's payment ecosystem, increasing conversion at lower cost and satisfying their entire payments needs.
Through our platform a merchant can connect via a simple API connection to the world's payment ecosystem, increasing conversion at lower cost and satisfying their entire payments needs.
NEW
Application Integration with Java, JavaScript, ESB/API tools and/or C++/C * Experience with software development in either Java or C++/C, SDKs and API integration
Application Integration with Java, JavaScript, ESB/API tools and/or C++/C * Experience with software development in either Java or C++/C, SDKs and API integration
)
AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with PwC to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. PwC is a hugely diverse business, bound by our global purpose - to build trust in society and solve important problems. Our greatest opportunity to deliver our purpose is through meaningful work that makes a difference to our clients and society. We have a culture of high performance built on exceptional quality, ethical and professional standards. We lead by example.
AMS is a global workforce solutions partner committed to creating inclusive, dynamic, and future-ready workplaces. We help organisations adapt, grow, and thrive in an ever-evolving world by building, shaping, and optimising diverse talent strategies. We partner with PwC to support their contingent recruitment processes. Acting as an extension of their recruitment teams, we connect them with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. PwC is a hugely diverse business, bound by our global purpose - to build trust in society and solve important problems. Our greatest opportunity to deliver our purpose is through meaningful work that makes a difference to our clients and society. We have a culture of high performance built on exceptional quality, ethical and professional standards. We lead by example.
NEWPREMIUM
)
Senior Python Software Developer (SC Cleared)
Senior Python Software Developer (SC Cleared)
Certes IT Service Solutions
UK
£625 - £650 per day + Negotiable
Duration: 12 Months - Location: London & remote (hybrid) Rate: £650 per day - IR35 Status: Inside - Start: ASAP - A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which provides access to a variety of public sector data. You will work within a multi-disciplinary product team and lead the design, development, and maintenance of robust, scalable open data services and APIs - Provide strategic technical leadership by setting software architecture, engineering practices, and technical direction across the team - Define and evolve scalable, secure design patterns and coding standards, ensuring alignment with government standards and cross-government platforms - Collaborate with teams to select technologies, shape roadmaps, and de
Duration: 12 Months - Location: London & remote (hybrid) Rate: £650 per day - IR35 Status: Inside - Start: ASAP - A Senior Python Software Developer (SC Cleared) is required for our government client, where you will be working on a specific project where they are transforming and redesigning their data hub, which provides access to a variety of public sector data. You will work within a multi-disciplinary product team and lead the design, development, and maintenance of robust, scalable open data services and APIs - Provide strategic technical leadership by setting software architecture, engineering practices, and technical direction across the team - Define and evolve scalable, secure design patterns and coding standards, ensuring alignment with government standards and cross-government platforms - Collaborate with teams to select technologies, shape roadmaps, and de
NEW