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Api
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This role presents an exciting opportunity for a Senior API Developer to play a critical part in the development and support of the Bank of Englands Real Time Gross Settlement (RTGS) service a piece of UK critical national infrastructure that settles on average £800bn per day. You are a dedicated API engineer within an Agile environment and meet the minimum criteria. * Demonstrable hands-on experience on API Gateway at an enterprise scale (e.g., Apigee) * Proficient in API documentation tools (e.g., Swagger/Open API) * Experience with Performance tuning, including optimising API latency and fine-tuning Spring Boot performance (JVM tuning, connection pooling)
This role presents an exciting opportunity for a Senior API Developer to play a critical part in the development and support of the Bank of Englands Real Time Gross Settlement (RTGS) service a piece of UK critical national infrastructure that settles on average £800bn per day. You are a dedicated API engineer within an Agile environment and meet the minimum criteria. * Demonstrable hands-on experience on API Gateway at an enterprise scale (e.g., Apigee) * Proficient in API documentation tools (e.g., Swagger/Open API) * Experience with Performance tuning, including optimising API latency and fine-tuning Spring Boot performance (JVM tuning, connection pooling)
Lead II - Software Engineering - Senior React Native Developer - Remote
Lead II - Software Engineering - Senior React Native Developer - Remote
UST Global
Nottingham, Nottinghamshire
Competitive
react native,javascript,rest api,mobile app development,
react native,javascript,rest api,mobile app development,
Software Development Engineer in Test (SDET)
Software Development Engineer in Test (SDET)
Commify
Nottingham, Nottinghamshire
£50,000 - £55,000 a year
Test internal APIs for ETL of customer data into CPaaS and develop automated tests for new public API implementations matching existing contracts. * Experience in DevOps teams, cloud testing (VSTS, Azure, AWS), transactional messaging, API and ETL testing.
Test internal APIs for ETL of customer data into CPaaS and develop automated tests for new public API implementations matching existing contracts. * Experience in DevOps teams, cloud testing (VSTS, Azure, AWS), transactional messaging, API and ETL testing.
MuleSoft Architect (Architect II - Enterprise Solutions)
MuleSoft Architect (Architect II - Enterprise Solutions)
UST Global
Nottingham, Nottinghamshire
Competitive
Design and implement API-led connectivity architectures, spanning Experience, Process, and System APIs. * Ensure strong API security through OAuth, JWT, policy enforcement, and governance standards. * Proven experience designing and delivering API-led enterprise integration architectures. * Strong hands-on capability with Anypoint Platform, DataWeave, and API lifecycle management. mulesoft,anypoint platform,api-led connectivity,rest,
Design and implement API-led connectivity architectures, spanning Experience, Process, and System APIs. * Ensure strong API security through OAuth, JWT, policy enforcement, and governance standards. * Proven experience designing and delivering API-led enterprise integration architectures. * Strong hands-on capability with Anypoint Platform, DataWeave, and API lifecycle management. mulesoft,anypoint platform,api-led connectivity,rest,
PWA Architect (Progressive Web Applications) - Nottingham- hybrid (Software Architect II)
PWA Architect (Progressive Web Applications) - Nottingham- hybrid (Software Architect II)
UST Global
Nottingham, Nottinghamshire
Competitive
1 Opening Nottingham - Role description - PWA Architect (Progressive Web Applications ) Contract Inside IR35 / Fixed-Term Employment - Nottingham (Hybrid 3 days per week onsite) We are seeking a highly experienced PWA Architect to lead the design and delivery of enterprise-grade Progressive Web Applications for high-traffic digital and eCommerce platforms. This role sits at the intersection of architecture, hands-on engineering, and technical leadership, with a strong emphasis on performance, scalability, and exceptional user experience. You will define frontend architecture strategy, drive best-in-class PWA implementations, and act as a technical authority across product and engineering teams. * Own the architecture and delivery of scalable, high-performance Progressive Web Applications. * Lead end-to-end PWA strategy across complex eCommerce ecosystems.
1 Opening Nottingham - Role description - PWA Architect (Progressive Web Applications ) Contract Inside IR35 / Fixed-Term Employment - Nottingham (Hybrid 3 days per week onsite) We are seeking a highly experienced PWA Architect to lead the design and delivery of enterprise-grade Progressive Web Applications for high-traffic digital and eCommerce platforms. This role sits at the intersection of architecture, hands-on engineering, and technical leadership, with a strong emphasis on performance, scalability, and exceptional user experience. You will define frontend architecture strategy, drive best-in-class PWA implementations, and act as a technical authority across product and engineering teams. * Own the architecture and delivery of scalable, high-performance Progressive Web Applications. * Lead end-to-end PWA strategy across complex eCommerce ecosystems.
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.
Strong understanding of RESTful API design and integration.
Strong understanding of RESTful API design and integration.
Salesforce Commerce Cloud (SFCC) Architect (Architect II - Enterprise Solutions)
Salesforce Commerce Cloud (SFCC) Architect (Architect II - Enterprise Solutions)
UST Global
Nottingham, Nottinghamshire
Competitive
1 Opening Nottingham - Role description - Salesforce Commerce Cloud (SFCC) Architect - Nottingham (Hybrid 3 days per week onsite) Contract (Inside IR35) or Fixed-Term Employment - We are seeking a highly experienced Salesforce Commerce Cloud (SFCC) Architect to lead the design, development, and optimisation of enterprise-scale eCommerce solutions. This is a strategic, hands-on role where you will shape technical direction, drive best practices, and deliver high-performing, customer-centric digital commerce experiences. You will work in close partnership with UX, Product, Engineering, and Business stakeholders to deliver scalable, secure, and future-ready Commerce Cloud solutions. * Lead the architecture and delivery of Salesforce Commerce Cloud implementations across complex eCommerce landscapes. * Design and build scalable storefront solutions using SFRA and headless / PWA ...
1 Opening Nottingham - Role description - Salesforce Commerce Cloud (SFCC) Architect - Nottingham (Hybrid 3 days per week onsite) Contract (Inside IR35) or Fixed-Term Employment - We are seeking a highly experienced Salesforce Commerce Cloud (SFCC) Architect to lead the design, development, and optimisation of enterprise-scale eCommerce solutions. This is a strategic, hands-on role where you will shape technical direction, drive best practices, and deliver high-performing, customer-centric digital commerce experiences. You will work in close partnership with UX, Product, Engineering, and Business stakeholders to deliver scalable, secure, and future-ready Commerce Cloud solutions. * Lead the architecture and delivery of Salesforce Commerce Cloud implementations across complex eCommerce landscapes. * Design and build scalable storefront solutions using SFRA and headless / PWA ...
Application Platform Lead in RTGS Technology
Application Platform Lead in RTGS Technology
Bank of England
Leeds, West Yorkshire
£64,480 - £72,540 a year
Role overview - The Real Time Gross Settlement (RTGS) service sits at the centre of the UKs financial system, settling on average £800bn per day and operating as UK Critical National Infrastructure. This role provides an opportunity to lead application engineering for a service where reliability, resilience and engineering quality genuinely matter. RTGS operates within a highly secure environment and follows a product centric operating model, combining strong operational accountability with an automation first approach to testing, deployment and live service operations. Continuous improvement and the reduction of obsolescence are core to how the service is designed, delivered and evolved. As an Application Platform Lead , you will lead engineering across application product teams within RTGS. You will develop technical leaders, establish clear standards for engineering ...
Role overview - The Real Time Gross Settlement (RTGS) service sits at the centre of the UKs financial system, settling on average £800bn per day and operating as UK Critical National Infrastructure. This role provides an opportunity to lead application engineering for a service where reliability, resilience and engineering quality genuinely matter. RTGS operates within a highly secure environment and follows a product centric operating model, combining strong operational accountability with an automation first approach to testing, deployment and live service operations. Continuous improvement and the reduction of obsolescence are core to how the service is designed, delivered and evolved. As an Application Platform Lead , you will lead engineering across application product teams within RTGS. You will develop technical leaders, establish clear standards for engineering ...
Lead Software Development Engineer - Data Engineering
Lead Software Development Engineer - Data Engineering
Capital One (Europe) plc
Nottingham, Nottinghamshire
Competitive
Nottingham Trent House (95002), United Kingdom, Nottingham, Nottinghamshire - About this role - Its an exciting time at Capital One UK. Were on a mission to continue to build and modernise the cloud-based data ecosystem to unlock the power of data, increase financial inclusion and deliver transformative experiences to our customers. The Win with Data team owns the services that form our Data Ecosystem, creating and maintaining APIs, backed by Java and Python microservices to manage and unleash the value of data across the full data lifecycle. From capturing data in real time, making sure it is accurate & easy to use, to enabling analysis for deep insight backed by the power of Cloud based data-stores & scalable machine learning, the Capital One Win with Data team is leading the way. We are seeking a Lead Software Development Engineer to join us on our mission, where youll use ...
Nottingham Trent House (95002), United Kingdom, Nottingham, Nottinghamshire - About this role - Its an exciting time at Capital One UK. Were on a mission to continue to build and modernise the cloud-based data ecosystem to unlock the power of data, increase financial inclusion and deliver transformative experiences to our customers. The Win with Data team owns the services that form our Data Ecosystem, creating and maintaining APIs, backed by Java and Python microservices to manage and unleash the value of data across the full data lifecycle. From capturing data in real time, making sure it is accurate & easy to use, to enabling analysis for deep insight backed by the power of Cloud based data-stores & scalable machine learning, the Capital One Win with Data team is leading the way. We are seeking a Lead Software Development Engineer to join us on our mission, where youll use ...
Company Description - Angstrom is a proprietary sports pricing and product provider, building intricate, simulation driven pricing and risk systems to support the success of key sports brands across the Entain group. Founded in 2018 and having established itself as a pioneer in player-level, play-by-play simulations and forecasting, Angstrom was acquired by Entain in 2023. Today, we operate as a semi-autonomous division, responsible for delivering the groups most advanced pricing and risk capabilities with a focus on the US market. Were committed to building the next generation of sports betting products sports-first, recreationally-focused, and designed to make betting more engaging, more intelligent, and more fun. Were proud to be a high-performing, low-ego team where brilliant people work and people work to become brilliant.
Company Description - Angstrom is a proprietary sports pricing and product provider, building intricate, simulation driven pricing and risk systems to support the success of key sports brands across the Entain group. Founded in 2018 and having established itself as a pioneer in player-level, play-by-play simulations and forecasting, Angstrom was acquired by Entain in 2023. Today, we operate as a semi-autonomous division, responsible for delivering the groups most advanced pricing and risk capabilities with a focus on the US market. Were committed to building the next generation of sports betting products sports-first, recreationally-focused, and designed to make betting more engaging, more intelligent, and more fun. Were proud to be a high-performing, low-ego team where brilliant people work and people work to become brilliant.
Associate Software Engineer - Fixed Term Contract
Associate Software Engineer - Fixed Term Contract
Flutter Entertainment plc
Leeds, West Yorkshire
Competitive
Your tribe - Were looking for an Associate Software Engineer to join our team on a 12-month fixed-term contract. The Sports Super Tribe is comprised of 5 self-sufficient tribes, encompassing over 60 squads of Engineers, QA, and associated roles across Porto, Dublin and Leeds. Together, we are dedicated to delivering fast, distinctive, dynamic, and trusted sports betting experiences, each tribe driven by a clear vision to develop best-in-class customer experiences. As part of this role, youll be working with the Reward and Free to Play tribe, aiming to deliver fast, innovative, and trusted experiences that enhance player enjoyment, provide valuable rewards, and engage our customers by elevating the sport - Your team - Youll join a supportive team that understands the Play and Reward technology and is focused on delivering high-quality products that create engaging customer ...
Your tribe - Were looking for an Associate Software Engineer to join our team on a 12-month fixed-term contract. The Sports Super Tribe is comprised of 5 self-sufficient tribes, encompassing over 60 squads of Engineers, QA, and associated roles across Porto, Dublin and Leeds. Together, we are dedicated to delivering fast, distinctive, dynamic, and trusted sports betting experiences, each tribe driven by a clear vision to develop best-in-class customer experiences. As part of this role, youll be working with the Reward and Free to Play tribe, aiming to deliver fast, innovative, and trusted experiences that enhance player enjoyment, provide valuable rewards, and engage our customers by elevating the sport - Your team - Youll join a supportive team that understands the Play and Reward technology and is focused on delivering high-quality products that create engaging customer ...
You ll help build and evolve the user interfaces that power our lending solutions, working across component design, state management, API integration, and performance optimisation. * Integrate frontend experiences with API-driven services, ensuring reliability and clarity in data flows.
You ll help build and evolve the user interfaces that power our lending solutions, working across component design, state management, API integration, and performance optimisation. * Integrate frontend experiences with API-driven services, ensuring reliability and clarity in data flows.
Youll join our product and engineering team working on a Django back end and REST API that powers the Shortlister platform. Own and enhance our Django REST API, improving performance, security, maintainability and developer experience * Solid understanding of API design and HTTP fundamentals (authentication, headers, CORS, versioning)
Youll join our product and engineering team working on a Django back end and REST API that powers the Shortlister platform. Own and enhance our Django REST API, improving performance, security, maintainability and developer experience * Solid understanding of API design and HTTP fundamentals (authentication, headers, CORS, versioning)
Work with SQL Server databases and develop API-first solutions using REST and OpenAPI/Swagger * Familiarity with API-first development, OpenAPI/Swagger, and REST principles
Work with SQL Server databases and develop API-first solutions using REST and OpenAPI/Swagger * Familiarity with API-first development, OpenAPI/Swagger, and REST principles
Knowledge of API testing tools (e.g. Postman).
Knowledge of API testing tools (e.g. Postman).
Proven expertise in Web and RESTful API development
Proven expertise in Web and RESTful API development
AI Test Lead (AI Foundry) - 3 Days Work from Office - Leeds or Bradford
AI Test Lead (AI Foundry) - 3 Days Work from Office - Leeds or Bradford
WNS Global Services Ltd
Leeds, West Yorkshire
Competitive
Experience with designing and leading testing for complex digital or data-driven systems, including multi-component architectures, API-integrated platforms, event-driven workflows and systems operating under regulatory or high-assurance constraints.
Experience with designing and leading testing for complex digital or data-driven systems, including multi-component architectures, API-integrated platforms, event-driven workflows and systems operating under regulatory or high-assurance constraints.
Experience with API testing automation using Postman, Bruno, and REST Assured
Experience with API testing automation using Postman, Bruno, and REST Assured
As-a-Service: Develop and promote modular, API-driven patterns and approaches for services that promote re-use and ease of adoption.
As-a-Service: Develop and promote modular, API-driven patterns and approaches for services that promote re-use and ease of adoption.
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API Integration Developer - Remote - £400+ per day
API Integration Developer - Remote - £400+ per day
Exalto Consulting ltd
Other
£400+ per day Inside IR35
API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
API Integration Developer - Exalto Consulting are working with a client on a large-scale integration migration programme and is looking to bring in experienced API Integration Developers. You’ll be working across a mix of API-led and file-based integrations, helping to design, build and transition services in a way that is stable, clear and aligned with the wider platform architecture. * Building and supporting REST API integrations between systems * Working across both real-time (API) and file-based (SFTP/MFT) integration workflows * Strong experience building REST API integrations (typically 5+ years)
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Integration with SFTP, API-based connections, and secure channels
Integration with SFTP, API-based connections, and secure channels
Hands on experience in implementing API, Micro-services and application security
Hands on experience in implementing API, Micro-services and application security
Hands-on Experience working with Business Rules, Client Scripts, UI Policies, UI Scripts, UI Actions, UI Pages, Script Includes, Access Control Lists, API's, Service Portal etc...
Hands-on Experience working with Business Rules, Client Scripts, UI Policies, UI Scripts, UI Actions, UI Pages, Script Includes, Access Control Lists, API's, Service Portal etc...
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• Understanding of Microsoft Graph, automation tooling, and API?based platform integrations.
• Understanding of Microsoft Graph, automation tooling, and API?based platform integrations.
PREMIUM