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12 Contract API jobs in Piccadilly, Central London + 20 miles
69 exact matches jobs are outside your preferred location
The Role - Were looking for a Senior Data Engineer to play a pivotal role in shaping, scaling, and maintaining our data pipelines and Lakehouse architectures, ensuring they are reliable, high-performing, and cost-efficient. Youll be joining our Data & BI team, collaborating with internal stakeholders and external partners to enhance and optimise existing systems. Youll be across the development of our data platform supporting The Arsenal App, enabling seamless engagement between our club and our supporters. Who we are - We are one of the most famous clubs in world football, with a rich heritage and history of success read more about our history, here. Beyond that, we are passionate about our local community and, behind the scenes, we have a wide variety of opportunities and career paths for all. We have a very defined purpose: to act for a winning team, culture and co
The Role - Were looking for a Senior Data Engineer to play a pivotal role in shaping, scaling, and maintaining our data pipelines and Lakehouse architectures, ensuring they are reliable, high-performing, and cost-efficient. Youll be joining our Data & BI team, collaborating with internal stakeholders and external partners to enhance and optimise existing systems. Youll be across the development of our data platform supporting The Arsenal App, enabling seamless engagement between our club and our supporters. Who we are - We are one of the most famous clubs in world football, with a rich heritage and history of success read more about our history, here. Beyond that, we are passionate about our local community and, behind the scenes, we have a wide variety of opportunities and career paths for all. We have a very defined purpose: to act for a winning team, culture and co
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We're proud to announce we've won Advice firm of the year at the Money Marketing Awards - We're looking for a Senior Data Product Manager to help us shape how data powers decision-making, innovation, and customer experiences across Octopus Money. You'll connect business needs with technical delivery, ensuring our data engineering and data science/AI teams deliver maximum impact. This is an ideal opportunity for someone passionate about using data to solve real business problems, and who thrives at the intersection of strategy, technology, and delivery. About Octopus Money - At Octopus Money, we're on a mission to make money advice accessible to all because the right advice can turn your life dreams into reality. The facts are alarming: half of Brits reach retirement age without enough money to live the life they want, financial stress is a leading cause of poor mental
We're proud to announce we've won Advice firm of the year at the Money Marketing Awards - We're looking for a Senior Data Product Manager to help us shape how data powers decision-making, innovation, and customer experiences across Octopus Money. You'll connect business needs with technical delivery, ensuring our data engineering and data science/AI teams deliver maximum impact. This is an ideal opportunity for someone passionate about using data to solve real business problems, and who thrives at the intersection of strategy, technology, and delivery. About Octopus Money - At Octopus Money, we're on a mission to make money advice accessible to all because the right advice can turn your life dreams into reality. The facts are alarming: half of Brits reach retirement age without enough money to live the life they want, financial stress is a leading cause of poor mental
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We are looking for a Senior Machine learning Engineer (GraphRAG & Retrieval Tools) to join our Knowledge Graph Retrieval team. You will help design and build robust, reusable retrieval tools and services that empower consumer teams to leverage our large-scale Knowledge Graph. You will be building the core platform that powers sophisticated Graph-based Retrieval-Augmented Generation (GraphRAG) and automated querying applications. You will work alongside some of the brightest minds in tech, enabling state-of-the-art approaches to data retrieval and reasoning. Your work is at the core of this challenge, ensuring our internal teams can easily and effectively build applications on top of our graph data. Your primary focus will be to build tools that abstract the complexity of graph traversal and retrieval.
We are looking for a Senior Machine learning Engineer (GraphRAG & Retrieval Tools) to join our Knowledge Graph Retrieval team. You will help design and build robust, reusable retrieval tools and services that empower consumer teams to leverage our large-scale Knowledge Graph. You will be building the core platform that powers sophisticated Graph-based Retrieval-Augmented Generation (GraphRAG) and automated querying applications. You will work alongside some of the brightest minds in tech, enabling state-of-the-art approaches to data retrieval and reasoning. Your work is at the core of this challenge, ensuring our internal teams can easily and effectively build applications on top of our graph data. Your primary focus will be to build tools that abstract the complexity of graph traversal and retrieval.
Location: London or UK Remote - Reporting to: Tech Lead in Growth or Operations teams - About Hometree - Join Hometree Group and be at the forefront of transforming the residential energy landscape. Founded in 2015, Hometree began in the home cover market. Today were spearheading the shift to decentralised, digitised home energy systems using heat pumps, solar panels, batteries, EV chargers and smart controls. This approach isnt just about sustainability; it empowers homeowners to manage energy more efficiently and cost-effectively, setting new standards in energy consumption. * Financial Services: Here, you'll contribute to offering flexible financing options that make it feasible for homeowners to embrace renewable energy technologies and make essential upgrades. * Energy Services: Be part of our extensive network of local installation businesses that equip homeowne
Location: London or UK Remote - Reporting to: Tech Lead in Growth or Operations teams - About Hometree - Join Hometree Group and be at the forefront of transforming the residential energy landscape. Founded in 2015, Hometree began in the home cover market. Today were spearheading the shift to decentralised, digitised home energy systems using heat pumps, solar panels, batteries, EV chargers and smart controls. This approach isnt just about sustainability; it empowers homeowners to manage energy more efficiently and cost-effectively, setting new standards in energy consumption. * Financial Services: Here, you'll contribute to offering flexible financing options that make it feasible for homeowners to embrace renewable energy technologies and make essential upgrades. * Energy Services: Be part of our extensive network of local installation businesses that equip homeowne
Landytech is on a mission to revolutionize the way that investment managers, asset owners and their advisors access asset information. Powered by Sesame, an industry-leading investment reporting platform, we are helping clients in over 15 countries make informed investment decisions and deliver insights faster. The company is growing rapidly and it's an exciting time to join, having secured $12M in Series B funding in January 2023. In just four years, it has gone from two co-founders to a team of 100+ staff, with offices in London and Paris. At Landytech, we see diversity as our strength with a team from over 15 countries and 14 languages spoken. Team & Role - We're seeking a talented Software Engineer to join our team. You'll build and maintain services and tools (written primarily in Python) that process and publish financial metrics, directly impacting how our cust
Landytech is on a mission to revolutionize the way that investment managers, asset owners and their advisors access asset information. Powered by Sesame, an industry-leading investment reporting platform, we are helping clients in over 15 countries make informed investment decisions and deliver insights faster. The company is growing rapidly and it's an exciting time to join, having secured $12M in Series B funding in January 2023. In just four years, it has gone from two co-founders to a team of 100+ staff, with offices in London and Paris. At Landytech, we see diversity as our strength with a team from over 15 countries and 14 languages spoken. Team & Role - We're seeking a talented Software Engineer to join our team. You'll build and maintain services and tools (written primarily in Python) that process and publish financial metrics, directly impacting how our cust
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.
REST API design
REST API design
REST API design
REST API design
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
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Strong API development and database experience (Postgres/Oracle + SQL).
Strong API development and database experience (Postgres/Oracle + SQL).
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.
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Understand the importance of design best practices, provide effective translation to code artifacts and implement appropriate integration approach for API/data layer.
Understand the importance of design best practices, provide effective translation to code artifacts and implement appropriate integration approach for API/data layer.
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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.
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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.
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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
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Job Title: SPM ServiceNow Developer - Location: Remote (Work from Home - UK) Job Type: Contract (Inside IR35) Duration: 12 Months Job Summary: Join Tata Consultancy Services (TCS) as an SPM ServiceNow Developer and be at the forefront of digital transformation. Work on innovative projects for some of the world's leading brands, making a meaningful impact in a dynamic, agile environment. Your expertise will help drive efficiency and optimization through the ServiceNow platform. * Work closely with the ServiceNow Solutions Architect to design and implement requirements from the SPM Process Team. * Develop, configure, and maintain the ServiceNow platform, primarily within the SPM (Strategic Portfolio Management) module. * Configure and customize the ServiceNow platform using JavaScript and ServiceNow APIs to extend capabilities and enhance user experience.
Job Title: SPM ServiceNow Developer - Location: Remote (Work from Home - UK) Job Type: Contract (Inside IR35) Duration: 12 Months Job Summary: Join Tata Consultancy Services (TCS) as an SPM ServiceNow Developer and be at the forefront of digital transformation. Work on innovative projects for some of the world's leading brands, making a meaningful impact in a dynamic, agile environment. Your expertise will help drive efficiency and optimization through the ServiceNow platform. * Work closely with the ServiceNow Solutions Architect to design and implement requirements from the SPM Process Team. * Develop, configure, and maintain the ServiceNow platform, primarily within the SPM (Strategic Portfolio Management) module. * Configure and customize the ServiceNow platform using JavaScript and ServiceNow APIs to extend capabilities and enhance user experience.
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Contract Role: Prompt Engineer (Salesforce & Generative AI Integration) Duration: 4–5 months (November – March) Hourly Rate: £54.60 - £60/hour inside IR35 - Location: Fully Remote (UK-based candidates only) Overview - We are seeking a highly skilled Prompt Engineer with deep expertise in the Salesforce platform and hands-on experience in Generative AI integration. This role bridges the gap between business requirements and intelligent automation, crafting high-impact prompts and embedding AI capabilities into Salesforce workflows to enhance customer experience and operational efficiency. Key Responsibilities - Salesforce Platform Expertise * Design and configure Salesforce objects, data models, and automation using Flows, Apex, and Lightning Web Components (LWC). * Leverage Service Cloud and Sales Cloud functionality to support AI-driven use cases.
Contract Role: Prompt Engineer (Salesforce & Generative AI Integration) Duration: 4–5 months (November – March) Hourly Rate: £54.60 - £60/hour inside IR35 - Location: Fully Remote (UK-based candidates only) Overview - We are seeking a highly skilled Prompt Engineer with deep expertise in the Salesforce platform and hands-on experience in Generative AI integration. This role bridges the gap between business requirements and intelligent automation, crafting high-impact prompts and embedding AI capabilities into Salesforce workflows to enhance customer experience and operational efficiency. Key Responsibilities - Salesforce Platform Expertise * Design and configure Salesforce objects, data models, and automation using Flows, Apex, and Lightning Web Components (LWC). * Leverage Service Cloud and Sales Cloud functionality to support AI-driven use cases.
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Proficiency in data integration, API design, and user interface considerations.
Proficiency in data integration, API design, and user interface considerations.
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Develop iOS applications (Swift or Objective-C) with RESTful API integrations.
Develop iOS applications (Swift or Objective-C) with RESTful API integrations.
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Fortune 500 clients trust eGain AI knowledge solution to improve customer experience and reduce cost of service. Top rated by Gartner, eGain AI Knowledge Hub orchestrates AI and experts to deliver trusted answers to customers, agents, and field staff. We dream big and sweat details. We are diverse, optimistic, and tenacious. We take pride in what we do but we dont take ourselves too seriously. If work is fun for you, talk to us. We will not waste your time. Responsibilities * Discover client requirements and pain points to propose and configure tailored solutions. * Architect AI Knowledge Solutions leveraging eGain product capabilities and architecture in the context of the clients tech stack. * Develop and present technical proposals and sharp RFP responses. Education and Experience * 7 years of experience in developing AI based solutions for customer service/Contact
Fortune 500 clients trust eGain AI knowledge solution to improve customer experience and reduce cost of service. Top rated by Gartner, eGain AI Knowledge Hub orchestrates AI and experts to deliver trusted answers to customers, agents, and field staff. We dream big and sweat details. We are diverse, optimistic, and tenacious. We take pride in what we do but we dont take ourselves too seriously. If work is fun for you, talk to us. We will not waste your time. Responsibilities * Discover client requirements and pain points to propose and configure tailored solutions. * Architect AI Knowledge Solutions leveraging eGain product capabilities and architecture in the context of the clients tech stack. * Develop and present technical proposals and sharp RFP responses. Education and Experience * 7 years of experience in developing AI based solutions for customer service/Contact
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API Development: Develop, debug, test, and deploy highly performant APIs, including the mobile API that feeds our mobile apps and web .
API Development: Develop, debug, test, and deploy highly performant APIs, including the mobile API that feeds our mobile apps and web .
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Experience with front-end JS frameworks (ideally Vue.js 3 + Composition API)
Experience with front-end JS frameworks (ideally Vue.js 3 + Composition API)
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API Integration: Collaborate with backend engineers to design and consume secure, efficient APIs (REST).
API Integration: Collaborate with backend engineers to design and consume secure, efficient APIs (REST).
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Familiarity with RESTful API design and microservices architecture.
Familiarity with RESTful API design and microservices architecture.
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Role: Java Engineer - Native Apps - Location: London office / Hybrid (2 days per week in the office) Reporting to: Engineering Manager - Rightmoves Native Apps are central to how millions of people find their next home. We are investing in creating faster, smarter, and more personalised mobile experiences, built on modern technology, powered by data, and driven by teams who care deeply about quality and collaboration. As part of this transformation, the Native Apps engineering group is becoming a space for experimentation and innovation, where backend systems and mobile experiences come together more seamlessly than ever before. Joining now means helping to shape how we design, build, and scale the technology that powers the UKs most trusted property platform, while contributing to an inclusive engineering culture that values learning, creativity, and impact. The Role
Role: Java Engineer - Native Apps - Location: London office / Hybrid (2 days per week in the office) Reporting to: Engineering Manager - Rightmoves Native Apps are central to how millions of people find their next home. We are investing in creating faster, smarter, and more personalised mobile experiences, built on modern technology, powered by data, and driven by teams who care deeply about quality and collaboration. As part of this transformation, the Native Apps engineering group is becoming a space for experimentation and innovation, where backend systems and mobile experiences come together more seamlessly than ever before. Joining now means helping to shape how we design, build, and scale the technology that powers the UKs most trusted property platform, while contributing to an inclusive engineering culture that values learning, creativity, and impact. The Role
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