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29 Contract API jobs in Addlestonemoor + 20 miles
Date: 30 Sept 2025 - Location: London, GB, EC2V 7AD - Company: Paysafe - Paysafe is a leading payments platform with an extensive track record of serving merchants and consumers in the global entertainment sectors. Its core purpose is to enable businesses and consumers to connect and transact seamlessly through industry-leading capabilities in payment processing, digital wallet, and online cash solutions. With 29 years of online payment experience, an annualized transactional volume of $152 billion in 2024, and approximately 3,300 employees located in 12+ countries, Paysafe connects businesses and consumers across 260 payment types in 48 currencies around the world. Delivered through an integrated platform, Paysafe solutions are geared toward mobile-initiated transactions, real-time analytics and the convergence between brick-and-mortar and online payments.
Date: 30 Sept 2025 - Location: London, GB, EC2V 7AD - Company: Paysafe - Paysafe is a leading payments platform with an extensive track record of serving merchants and consumers in the global entertainment sectors. Its core purpose is to enable businesses and consumers to connect and transact seamlessly through industry-leading capabilities in payment processing, digital wallet, and online cash solutions. With 29 years of online payment experience, an annualized transactional volume of $152 billion in 2024, and approximately 3,300 employees located in 12+ countries, Paysafe connects businesses and consumers across 260 payment types in 48 currencies around the world. Delivered through an integrated platform, Paysafe solutions are geared toward mobile-initiated transactions, real-time analytics and the convergence between brick-and-mortar and online payments.
Location: Central London or Remote [Moldova] Job Type: Full time - Why join us? If you love food and technology as much as we do, youll love life at Vita Mojo. Were on a mission to revolutionise the hospitality experience for operators and their customers. Through our smart digital products, were powering the digital transformation of your favourite pubs, bars and restaurants. And we want a world where everyone gets the meal theyre hoping for. Each and every time. Our Vita Mojo DNA - Were proud to have built an award-winning digital platform. Vita Mojo is a positive, energetic and forward-thinking place to work, and when you become a Moji, youll be joining a supportive team whove always got your back. Our passion for technology and food is matched only by our support for our people. About the role - Your mission as a Vita Mojo Full Stack Engineer is to help us bring o
Location: Central London or Remote [Moldova] Job Type: Full time - Why join us? If you love food and technology as much as we do, youll love life at Vita Mojo. Were on a mission to revolutionise the hospitality experience for operators and their customers. Through our smart digital products, were powering the digital transformation of your favourite pubs, bars and restaurants. And we want a world where everyone gets the meal theyre hoping for. Each and every time. Our Vita Mojo DNA - Were proud to have built an award-winning digital platform. Vita Mojo is a positive, energetic and forward-thinking place to work, and when you become a Moji, youll be joining a supportive team whove always got your back. Our passion for technology and food is matched only by our support for our people. About the role - Your mission as a Vita Mojo Full Stack Engineer is to help us bring o
Software Developer/Analyst
Software Developer/Analyst
International Rescue Committee, U.k.
City of London, London
£45,954 - £53,614 a year
The International Rescue Committee (IRC) responds to the world's worst humanitarian crises, helping to restore health, safety, education, economic wellbeing, and power to people devastated by conflict and disaster. Founded in 1933 at the call of Albert Einstein, the IRC is one of the world's largest international humanitarian non-governmental organizations (INGO), at work in more than 40 countries and 29 U.S. cities helping people to survive, reclaim control of their future and strengthen their communities. A force for humanity, IRC employees deliver lasting impact by restoring safety, dignity and hope to millions. If you're a solutions-driven, passionate change-maker, come join us in positively impacting the lives of millions of people world-wide for a better future. We aim to make our programs a model for the highest global standards and to cultivate power and lasti
The International Rescue Committee (IRC) responds to the world's worst humanitarian crises, helping to restore health, safety, education, economic wellbeing, and power to people devastated by conflict and disaster. Founded in 1933 at the call of Albert Einstein, the IRC is one of the world's largest international humanitarian non-governmental organizations (INGO), at work in more than 40 countries and 29 U.S. cities helping people to survive, reclaim control of their future and strengthen their communities. A force for humanity, IRC employees deliver lasting impact by restoring safety, dignity and hope to millions. If you're a solutions-driven, passionate change-maker, come join us in positively impacting the lives of millions of people world-wide for a better future. We aim to make our programs a model for the highest global standards and to cultivate power and lasti
Product Manager, Program Data Systems
Product Manager, Program Data Systems
International Rescue Committee, U.k.
City of London, London
£45,954 - £53,614 a year
The International Rescue Committee (IRC) responds to the world's worst humanitarian crises, helping to restore health, safety, education, economic wellbeing, and power to people devastated by conflict and disaster. Founded in 1933 at the call of Albert Einstein, the IRC is one of the world's largest international humanitarian non-governmental organizations (INGO), at work in more than 40 countries and 29 U.S. cities helping people to survive, reclaim control of their future and strengthen their communities. A force for humanity, IRC employees deliver lasting impact by restoring safety, dignity and hope to millions. If you're a solutions-driven, passionate change-maker, come join us in positively impacting the lives of millions of people world-wide for a better future. We aim to make our programs a model for the highest global standards and to cultivate power and lasti
The International Rescue Committee (IRC) responds to the world's worst humanitarian crises, helping to restore health, safety, education, economic wellbeing, and power to people devastated by conflict and disaster. Founded in 1933 at the call of Albert Einstein, the IRC is one of the world's largest international humanitarian non-governmental organizations (INGO), at work in more than 40 countries and 29 U.S. cities helping people to survive, reclaim control of their future and strengthen their communities. A force for humanity, IRC employees deliver lasting impact by restoring safety, dignity and hope to millions. If you're a solutions-driven, passionate change-maker, come join us in positively impacting the lives of millions of people world-wide for a better future. We aim to make our programs a model for the highest global standards and to cultivate power and lasti
153 exact matches jobs are outside your preferred location
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We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solutions (CWS) is one of our service offerings; we act as an extension of our clients' recruitment team and provide professional interim and temporary resources. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for a Software Engineer (AI Prompts) for a 6 month contract based in either the bank's London or Edinburgh office on a remote first working model.
We are AMS. We are a global total workforce solutions firm; we enable organisations to thrive in an age of constant change by building, re-shaping, and optimising workforces. Our Contingent Workforce Solutions (CWS) is one of our service offerings; we act as an extension of our clients' recruitment team and provide professional interim and temporary resources. Our client, a major UK retail bank, provides every day banking services to over 17 million retail customers. The banks expertise and services span across Business Services, Corporate banking, Wealth Management, Group Functions, Retail and Investment Banking. On behalf of this organisation, AMS are looking for a Software Engineer (AI Prompts) for a 6 month contract based in either the bank's London or Edinburgh office on a remote first working model.
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Strong experience building API solutions, including API management (e.g. Apigee), versioning and developer onboarding
Strong experience building API solutions, including API management (e.g. Apigee), versioning and developer onboarding
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Translate complex business requirements into detailed technical specifications, architectural designs, and API contracts. o Create and maintain comprehensive technical documentation, including code documentation, system designs, and API specifications. o 5+ years of experience in software development, with significant experience in cloud-based application development and API design. o Familiarity with cloud services relevant to application development (e.g., Azure Webapps, Azure Functions, Azure API Management, Azure Cosmos DB, Azure Databricks, Azure ML services for model consumption).
Translate complex business requirements into detailed technical specifications, architectural designs, and API contracts. o Create and maintain comprehensive technical documentation, including code documentation, system designs, and API specifications. o 5+ years of experience in software development, with significant experience in cloud-based application development and API design. o Familiarity with cloud services relevant to application development (e.g., Azure Webapps, Azure Functions, Azure API Management, Azure Cosmos DB, Azure Databricks, Azure ML services for model consumption).
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Strong Python & C# skills; API and cloud architecture experience (Azure a plus).
Strong Python & C# skills; API and cloud architecture experience (Azure a plus).
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API integrations with complex systems
API integrations with complex systems
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Optimize inference performance and cost (e.g., model compression, quantization, API optimization).
Optimize inference performance and cost (e.g., model compression, quantization, API optimization).
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Demonstrated expertise in Systems Integration, API architecture, and Salesforce ecosystem design.
Demonstrated expertise in Systems Integration, API architecture, and Salesforce ecosystem design.
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Understanding of API authentication, rate limits, and error handling.
Understanding of API authentication, rate limits, and error handling.
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Troubleshoot and resolve complex technical cases involving Airtable's API, SAML/SSO, SCIM provisioning, advanced automations, scripting, and third-party integrations.
Troubleshoot and resolve complex technical cases involving Airtable's API, SAML/SSO, SCIM provisioning, advanced automations, scripting, and third-party integrations.
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Strong application security background (OWASP Top 10, API security).
Strong application security background (OWASP Top 10, API security).
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Job Description - Role / Job Title:GE Smallworld Solution Architect - Work Location:Dublin / Cork (preferred) * We are seeking an experienced GE Smallworld Solution Architect to lead the design and implementation of advanced GIS solutions. * This role requires deep technical expertise, a strong understanding of solution design, and the ability to collaborate across multiple functional teams. * You will play a key role in crafting integrated, future-ready solutions that empower our client's digital transformation journey. The Role - A critical position within the team, this role is instrumental in defining the asset strategy for a leading utilities customer. You will serve as the architectural backbone of GIS initiatives, ensuring every layer of design, integration, and deployment aligns seamlessly with business goals and technical best practices. Your Responsibilities
Job Description - Role / Job Title:GE Smallworld Solution Architect - Work Location:Dublin / Cork (preferred) * We are seeking an experienced GE Smallworld Solution Architect to lead the design and implementation of advanced GIS solutions. * This role requires deep technical expertise, a strong understanding of solution design, and the ability to collaborate across multiple functional teams. * You will play a key role in crafting integrated, future-ready solutions that empower our client's digital transformation journey. The Role - A critical position within the team, this role is instrumental in defining the asset strategy for a leading utilities customer. You will serve as the architectural backbone of GIS initiatives, ensuring every layer of design, integration, and deployment aligns seamlessly with business goals and technical best practices. Your Responsibilities
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World Wide Technology (WWT), a global technology integrator and IT solutions provider. World Wide Technology, established in 1990 in St. Louis, Missouri, collaborates with OEMs like Cisco and Dell EMC to offer infrastructure security and custom app development services to Fortune 500 companies in various sectors. With over 10,000 employees globally, we generate $17 billion in annual revenue and operate in regions including the US, UK, Canada, Europe, Costa Rica, APAC, and Middle East. We're proud to be consistently recognized as a top employer by Fortune and Glassdoor for over 13 years. World Wide Technology is looking for Automation Architect. This role is a part of Strategic Resourcing services is a contract role. The candidate will be supporting a WWT customer and will be employed in one of WWTs preferred partners.
World Wide Technology (WWT), a global technology integrator and IT solutions provider. World Wide Technology, established in 1990 in St. Louis, Missouri, collaborates with OEMs like Cisco and Dell EMC to offer infrastructure security and custom app development services to Fortune 500 companies in various sectors. With over 10,000 employees globally, we generate $17 billion in annual revenue and operate in regions including the US, UK, Canada, Europe, Costa Rica, APAC, and Middle East. We're proud to be consistently recognized as a top employer by Fortune and Glassdoor for over 13 years. World Wide Technology is looking for Automation Architect. This role is a part of Strategic Resourcing services is a contract role. The candidate will be supporting a WWT customer and will be employed in one of WWTs preferred partners.
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Job title: Lead Integration Developer - Location: London, UK - Job type: Contract (Inside IR35) About the Role As a Lead Integration Developer, you will be responsible for designing, developing, and maintaining integration solutions across various platforms, including Guidewire InsuranceSuite and other core systems. You will lead a team of developers, collaborate with stakeholders, and ensure the delivery of integration projects that meet business and technical requirements. What will you do? * Lead the design and implementation of integration solutions using APIs, web services, and messaging systems. * Collaborate with business analysts and architects to define integration requirements and strategies. * Develop and maintain integration components using technologies such as Java, REST/JSON, XML, and Enterprise Messaging Systems.
Job title: Lead Integration Developer - Location: London, UK - Job type: Contract (Inside IR35) About the Role As a Lead Integration Developer, you will be responsible for designing, developing, and maintaining integration solutions across various platforms, including Guidewire InsuranceSuite and other core systems. You will lead a team of developers, collaborate with stakeholders, and ensure the delivery of integration projects that meet business and technical requirements. What will you do? * Lead the design and implementation of integration solutions using APIs, web services, and messaging systems. * Collaborate with business analysts and architects to define integration requirements and strategies. * Develop and maintain integration components using technologies such as Java, REST/JSON, XML, and Enterprise Messaging Systems.
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Position: AI Engineer / AI Agent / Backend AI Engineer - Location: Remote - Work Type: Contract - We're looking for an AI Engineer to design and deliver scalable AI/ML systems and agentic applications. You'll work on LLMs, RAG pipelines, model deployment, and cloud-native solutions that drive real-world impact. * Strong coding skills in Java / TypeScript /Python * Experience with LLMs, NLP, and ML frameworks (Hugging Face, PyTorch, TensorFlow, LangChain) * Cloud & DevOps expertise (AWS/Azure, Docker, Kubernetes, CI/CD pipelines) * Knowledge of microservices, APIs, distributed systems - Why join us? * Work on cutting-edge AI innovation * Collaborative, cross-functional environment * Competitive salary + growth opportunities - We encourage you to apply or send me your updated resume to nandiraju . b @ randstad . co. uk
Position: AI Engineer / AI Agent / Backend AI Engineer - Location: Remote - Work Type: Contract - We're looking for an AI Engineer to design and deliver scalable AI/ML systems and agentic applications. You'll work on LLMs, RAG pipelines, model deployment, and cloud-native solutions that drive real-world impact. * Strong coding skills in Java / TypeScript /Python * Experience with LLMs, NLP, and ML frameworks (Hugging Face, PyTorch, TensorFlow, LangChain) * Cloud & DevOps expertise (AWS/Azure, Docker, Kubernetes, CI/CD pipelines) * Knowledge of microservices, APIs, distributed systems - Why join us? * Work on cutting-edge AI innovation * Collaborative, cross-functional environment * Competitive salary + growth opportunities - We encourage you to apply or send me your updated resume to nandiraju . b @ randstad . co. uk
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Job Title: SC & NPPV3 Cleared Software Engineer - Organisation Overview - Our Client is a leading provider of software solutions operating within a niche industry. With a strong focus on innovation and cutting-edge technology, they have built a reputation for excellence in their field. Their commitment to growth and development, coupled with a supportive and dynamic work culture, makes them a great place to work for driven professionals. Role Summary - Due to strategic initiatives and project expansions, Our Client is looking to hire a talented SC & NPPV3 Cleared Software Engineer. This role is of paramount importance within the organisation, contributing directly to high-impact programmes in the UK public sector. As part of an agile team, you will play a crucial role in developing, enhancing, and maintaining mission-critical systems that support national security and
Job Title: SC & NPPV3 Cleared Software Engineer - Organisation Overview - Our Client is a leading provider of software solutions operating within a niche industry. With a strong focus on innovation and cutting-edge technology, they have built a reputation for excellence in their field. Their commitment to growth and development, coupled with a supportive and dynamic work culture, makes them a great place to work for driven professionals. Role Summary - Due to strategic initiatives and project expansions, Our Client is looking to hire a talented SC & NPPV3 Cleared Software Engineer. This role is of paramount importance within the organisation, contributing directly to high-impact programmes in the UK public sector. As part of an agile team, you will play a crucial role in developing, enhancing, and maintaining mission-critical systems that support national security and
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Role: Prompt Enginer Location: London (Hybrid) Day Rate: £775p/d (Inside IR35) Duration: 6 months (likely extension) iO Associates have been engaged by a central government organisation to find a Prompt Engineer to design, test, and optimise prompts for large language models that power AI co-pilots and autonomous agents. Working at the heart of public sector transformation, you'll collaborate with multidisciplinary teams to ensure AI delivers accurate, safe, and contextually relevant outputs that improve services for citizens. Key Responsibilities: ?? Build agent architectures enabling autonomy and task completion ?? Integrate AI agents into apps, APIs, and automation workflows ?? Collaborate with research, product, and engineering teams ?? Optimise agent behaviour via feedback and user interaction ?? Evaluate performance and maintain safety mechanisms ??
Role: Prompt Enginer Location: London (Hybrid) Day Rate: £775p/d (Inside IR35) Duration: 6 months (likely extension) iO Associates have been engaged by a central government organisation to find a Prompt Engineer to design, test, and optimise prompts for large language models that power AI co-pilots and autonomous agents. Working at the heart of public sector transformation, you'll collaborate with multidisciplinary teams to ensure AI delivers accurate, safe, and contextually relevant outputs that improve services for citizens. Key Responsibilities: ?? Build agent architectures enabling autonomy and task completion ?? Integrate AI agents into apps, APIs, and automation workflows ?? Collaborate with research, product, and engineering teams ?? Optimise agent behaviour via feedback and user interaction ?? Evaluate performance and maintain safety mechanisms ??
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Job title: Digital Developer - Location: London, UK - Job type: Contract (Inside IR35) About the Role You will be responsible for building and customizing digital experiences. This role is ideal for developers who are enthusiastic about modern web technologies, insurance transformation, and agile delivery. What will you do? * Develop and customize digital insurance applications using Guidewire JDP, React.js, and Figma-integrated design systems. In some cases, development may be custom built, using common front-end frameworks like React.js, Angular, or Vue.js. * Build and maintain reusable components and micro frontends for Guidewires CustomerEngage and EnterpriseEngage portals, as well as other custom or third-party digital platforms. * Integrate digital frontends with Guidewire PolicyCenter, BillingCenter, and ClaimCenter via Cloud APIs and GW Integration Gateway.
Job title: Digital Developer - Location: London, UK - Job type: Contract (Inside IR35) About the Role You will be responsible for building and customizing digital experiences. This role is ideal for developers who are enthusiastic about modern web technologies, insurance transformation, and agile delivery. What will you do? * Develop and customize digital insurance applications using Guidewire JDP, React.js, and Figma-integrated design systems. In some cases, development may be custom built, using common front-end frameworks like React.js, Angular, or Vue.js. * Build and maintain reusable components and micro frontends for Guidewires CustomerEngage and EnterpriseEngage portals, as well as other custom or third-party digital platforms. * Integrate digital frontends with Guidewire PolicyCenter, BillingCenter, and ClaimCenter via Cloud APIs and GW Integration Gateway.
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Description - Role Overview: We are seeking a skilled Calypso Developer to support a strategic transformation programme aimed at establishing Calypso as the single book of record for all OTC Derivative trades within our Securities Services business. This role will be instrumental in expanding Calypso coverage, automating trade capture, lifecycle events, and pricing for a wide range of products and clients. ________________________________________ Key Responsibilities: Develop and configure Calypso to support new OTC derivative products including: o CDS (Options) o Performance Swaps Market Index o CDS Index Tranche Automate trade capture and lifecycle event processing for ~9 clients currently using manual input. Implement automated pricing solutions for ~11 clients currently priced manually. Collaborate with business analysts, product owners, and operations teams to ga
Description - Role Overview: We are seeking a skilled Calypso Developer to support a strategic transformation programme aimed at establishing Calypso as the single book of record for all OTC Derivative trades within our Securities Services business. This role will be instrumental in expanding Calypso coverage, automating trade capture, lifecycle events, and pricing for a wide range of products and clients. ________________________________________ Key Responsibilities: Develop and configure Calypso to support new OTC derivative products including: o CDS (Options) o Performance Swaps Market Index o CDS Index Tranche Automate trade capture and lifecycle event processing for ~9 clients currently using manual input. Implement automated pricing solutions for ~11 clients currently priced manually. Collaborate with business analysts, product owners, and operations teams to ga
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We're looking for an experienced Front-End Developer to join a fast-paced digital transformation project for a leading UK-based organisation in the manufacturing sector. This is an opportunity to make an immediate impact on a complex internal system used across multiple teams. You'll be joining at the latter stages of a large internal rebuild, helping optimise and refine an order processing platform that integrates data from over 40 different software tools. The ideal candidate will have a sharp eye for detail, a strong understanding of front-end best practices, and the ability to hit the ground running in a dynamic environment. * JavaScript (ES6+) * Vue.js * HTML5 / CSS3 * REST APIs & JSON * Enhance and streamline the user interface for an internal order processing system * Optimise workflows and improve system usability for internal teams
We're looking for an experienced Front-End Developer to join a fast-paced digital transformation project for a leading UK-based organisation in the manufacturing sector. This is an opportunity to make an immediate impact on a complex internal system used across multiple teams. You'll be joining at the latter stages of a large internal rebuild, helping optimise and refine an order processing platform that integrates data from over 40 different software tools. The ideal candidate will have a sharp eye for detail, a strong understanding of front-end best practices, and the ability to hit the ground running in a dynamic environment. * JavaScript (ES6+) * Vue.js * HTML5 / CSS3 * REST APIs & JSON * Enhance and streamline the user interface for an internal order processing system * Optimise workflows and improve system usability for internal teams
4+ years automation testing skills (Selenium, Katalon, GT-UI, GT-API). * Web services testing / API testing skills is a plus.
4+ years automation testing skills (Selenium, Katalon, GT-UI, GT-API). * Web services testing / API testing skills is a plus.
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Apply DevOps concepts and use Azure ADB2C and cloud services (API management, App Service, Azure configurations).
Apply DevOps concepts and use Azure ADB2C and cloud services (API management, App Service, Azure configurations).
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