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Contract Details * Location: Sheffield 3 days onsite per week (mandatory) Grosvenor House, 1 Wellington St, Sheffield City Centre, Sheffield S1 4NB * Contract Duration: Until 30/11/2026 * Rate:£500 per day * IR35 Status:Inside IR35 - Role Overview - We are seeking a Senior Full-Stack AI Engineer to build an end-to-end AI-powered helpdesk product, spanning web applications, backend APIs, agent orchestration, and enterprise workflow automation. The successful contractor will work across the full product lifecycle, delivering scalable and secure AI-enabled support solutions for enterprise users. Key Responsibilities * Design and develop user-facing applications for employees, support agents, and administrators. o Chat interfaces - o Ticket submission - o Status tracking - o Escalation workflows - o Password resets - o Account unlocks - o Software access requests - o Knowledge-based troubleshooting
Contract Details * Location: Sheffield 3 days onsite per week (mandatory) Grosvenor House, 1 Wellington St, Sheffield City Centre, Sheffield S1 4NB * Contract Duration: Until 30/11/2026 * Rate:£500 per day * IR35 Status:Inside IR35 - Role Overview - We are seeking a Senior Full-Stack AI Engineer to build an end-to-end AI-powered helpdesk product, spanning web applications, backend APIs, agent orchestration, and enterprise workflow automation. The successful contractor will work across the full product lifecycle, delivering scalable and secure AI-enabled support solutions for enterprise users. Key Responsibilities * Design and develop user-facing applications for employees, support agents, and administrators. o Chat interfaces - o Ticket submission - o Status tracking - o Escalation workflows - o Password resets - o Account unlocks - o Software access requests - o Knowledge-based troubleshooting
FEATURED
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Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Frontend Developers at mid to senior levels who are passionate about crafting exceptional user experiences. Initially it will be a three-month rolling contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London office. It is a full-time role, 40 hours per week. If this role feels right, send us your CV. * Play a key role in building responsive, accessible, and scalable web applications. * Develop and maintain features using modern JavaScript frameworks, particularly React. * Collaborate closely within a cross-functional agile team that includes backend engineers, designers, and product managers. * Translate design mock-ups and prototypes into pixel-perfect, performant user interfaces.
Join a dynamic energy provider dedicated to sustainable solutions in the UK. We seek enthusiastic and resourceful Frontend Developers at mid to senior levels who are passionate about crafting exceptional user experiences. Initially it will be a three-month rolling contract but there is potential for it to be extended. The role is Hybrid, with one day a week being based in their London office. It is a full-time role, 40 hours per week. If this role feels right, send us your CV. * Play a key role in building responsive, accessible, and scalable web applications. * Develop and maintain features using modern JavaScript frameworks, particularly React. * Collaborate closely within a cross-functional agile team that includes backend engineers, designers, and product managers. * Translate design mock-ups and prototypes into pixel-perfect, performant user interfaces.
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Responsibilities will include * Experience automating application build, configuration, and maintenance within a Windows environment * Strong Ansible, PowerShell, Github and REST skills * Strong Windows operating system experience knowledge * Strong troubleshooting skills * Proven experience of working in a global scale highly regulated environment with focus on security, resilience, and automation * Strong skills in Windows operating systems and support of large infrastructures at a senior level * Strong experience in developing with at least one scripting language * Candidates should be self-motivated, able to work on tasks unsupervised and have strong communication skills * Be a positive team player working as part of a large programme * Be Accountable for deliverables and proven track record of delivering to the schedule * Creating PowerShell scripts from the start
Responsibilities will include * Experience automating application build, configuration, and maintenance within a Windows environment * Strong Ansible, PowerShell, Github and REST skills * Strong Windows operating system experience knowledge * Strong troubleshooting skills * Proven experience of working in a global scale highly regulated environment with focus on security, resilience, and automation * Strong skills in Windows operating systems and support of large infrastructures at a senior level * Strong experience in developing with at least one scripting language * Candidates should be self-motivated, able to work on tasks unsupervised and have strong communication skills * Be a positive team player working as part of a large programme * Be Accountable for deliverables and proven track record of delivering to the schedule * Creating PowerShell scripts from the start
Experienced in API development, SQL/databases, HTML/Javascript * Experienced in at least two or three of the following: API development, SQL/databases, HTML/Javascript
Experienced in API development, SQL/databases, HTML/Javascript * Experienced in at least two or three of the following: API development, SQL/databases, HTML/Javascript
Maintain and extend WebNets MQTT broker infrastructure and WebSocket/HTTP API layers * Proficiency in MySQL or NoSQL fundementals * API design and programming (JSON/REST)
Maintain and extend WebNets MQTT broker infrastructure and WebSocket/HTTP API layers * Proficiency in MySQL or NoSQL fundementals * API design and programming (JSON/REST)
Senior Frontend Engineer
Senior Frontend Engineer
FRASERS GROUP PLC t/a Sports Direct International
Shirebrook, Mansfield (NG20)
Competitive
Youll be front-end focused, playing a key role in shaping the customer experience across our MACH-based digital platform (Microservices, API-first, Cloud-Native, Headless), which powers 70+ websites and mobile applications across multiple Frasers Group brands.
Youll be front-end focused, playing a key role in shaping the customer experience across our MACH-based digital platform (Microservices, API-first, Cloud-Native, Headless), which powers 70+ websites and mobile applications across multiple Frasers Group brands.
Senior Software Engineer, Cloud Applications and Services
Senior Software Engineer, Cloud Applications and Services
Autodesk Ltd
Sheffield, South Yorkshire
Competitive
26WD97386 - Senior Software Engineer Cloud Applications & Services - Location: Sheffield (Hybrid) The Team @ Autodesk - You will join a collaborative and distributed engineering team within Autodesk Construction Cloud, working on cloud-based services that power large-scale construction projects worldwide. The team is composed of experienced engineers across Europe and North America, working in an agile environment with a strong focus on ownership, innovation, and continuous improvement. You will be part of a backend-focused team, contributing to the development and evolution of cloud services while collaborating closely with product, UX, and platform teams. Position Overview - We are looking for a Senior Software Engineer to join our team in Sheffield and contribute to the design, development, and operation of scalable cloud-native services.
26WD97386 - Senior Software Engineer Cloud Applications & Services - Location: Sheffield (Hybrid) The Team @ Autodesk - You will join a collaborative and distributed engineering team within Autodesk Construction Cloud, working on cloud-based services that power large-scale construction projects worldwide. The team is composed of experienced engineers across Europe and North America, working in an agile environment with a strong focus on ownership, innovation, and continuous improvement. You will be part of a backend-focused team, contributing to the development and evolution of cloud services while collaborating closely with product, UX, and platform teams. Position Overview - We are looking for a Senior Software Engineer to join our team in Sheffield and contribute to the design, development, and operation of scalable cloud-native services.
Interest in API development and integration.
Interest in API development and integration.
88 exact matches jobs are outside your preferred location
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Current Accounts Jr. Architect
Current Accounts Jr. Architect
Stealth IT Consulting Limited
Knutsford (WA16)
From £450 to £490 per annum Inside IR35
Support platform modernisation initiatives, including Legacy transformation and API-led integration. o API integration
Support platform modernisation initiatives, including Legacy transformation and API-led integration. o API integration
FEATURED
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Design, build, and maintain automated test frameworks (unit, integration, API, contract, E2E) * API, contract, integration testing, including asynchronous messaging (e.g., Kafka)
Design, build, and maintain automated test frameworks (unit, integration, API, contract, E2E) * API, contract, integration testing, including asynchronous messaging (e.g., Kafka)
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Contract Java Software Engineer Outside IR35 Fully Remote
Contract Java Software Engineer Outside IR35 Fully Remote
Interact Consulting Limited
Manchester (M16)
500-550pd
The focus will be on Java-based microservices, API integrations, and Azure cloud infrastructure, ensuring a robust and scalable system that supports critical healthcare operations. * Proven background in API and platform integration
The focus will be on Java-based microservices, API integrations, and Azure cloud infrastructure, ensuring a robust and scalable system that supports critical healthcare operations. * Proven background in API and platform integration
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Implement complex integrations using Azure services (Logic Apps, Functions, Service Bus, API Management).
Implement complex integrations using Azure services (Logic Apps, Functions, Service Bus, API Management).
The Role- The Solution Architect is responsible for defining target architectures across business, application, data and technology domains for different projects within a large-scale Oracle Cloud transformation program. They will need to ensure solutions align with enterprise design principles and business objectives, and that Oracle SaaS, PaaS and OCI components are integrated within the enterprise architecture framework. Develop solution architectures for specific Oracle Fusion Cloud projects (ERP, SCM EPM, OTM, CX) integrations, data flows and infrastructure - Ensure solution designs developed adhere to enterprise standards and architectural principles - Collaborate with business, functional and technical teams to define solutions - Align to solution governance, architecture reviews, risk assessments and design validations
The Role- The Solution Architect is responsible for defining target architectures across business, application, data and technology domains for different projects within a large-scale Oracle Cloud transformation program. They will need to ensure solutions align with enterprise design principles and business objectives, and that Oracle SaaS, PaaS and OCI components are integrated within the enterprise architecture framework. Develop solution architectures for specific Oracle Fusion Cloud projects (ERP, SCM EPM, OTM, CX) integrations, data flows and infrastructure - Ensure solution designs developed adhere to enterprise standards and architectural principles - Collaborate with business, functional and technical teams to define solutions - Align to solution governance, architecture reviews, risk assessments and design validations
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Working closely with backend engineers on API design, data flow, and system integration * Strong grasp of API-driven architecture and frontend/backend interaction
Working closely with backend engineers on API design, data flow, and system integration * Strong grasp of API-driven architecture and frontend/backend interaction
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Location: Nottingham, UK (Hybrid) Salary: £500 – £600 p/d (depending on experience) About the Role - We are seeking a skilled and motivated Machine Learning Engineer to join our growing team in Nottingham. You will be responsible for designing, building, and deploying scalable machine learning models that drive data-driven decision-making across the business. This role bridges the gap between data science and software engineering, turning prototypes into production-ready systems. Key Responsibilities * Design, develop, and deploy machine learning models and pipelines in production environments * Collaborate with data scientists, software engineers, and stakeholders to translate business requirements into ML solutions * Optimize model performance, scalability, and reliability * Build and maintain data pipelines and feature engineering workflows
Location: Nottingham, UK (Hybrid) Salary: £500 – £600 p/d (depending on experience) About the Role - We are seeking a skilled and motivated Machine Learning Engineer to join our growing team in Nottingham. You will be responsible for designing, building, and deploying scalable machine learning models that drive data-driven decision-making across the business. This role bridges the gap between data science and software engineering, turning prototypes into production-ready systems. Key Responsibilities * Design, develop, and deploy machine learning models and pipelines in production environments * Collaborate with data scientists, software engineers, and stakeholders to translate business requirements into ML solutions * Optimize model performance, scalability, and reliability * Build and maintain data pipelines and feature engineering workflows
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Python Full Stack Developer
Python Full Stack Developer
Syntax Consultancy Limited
Leeds, West Yorkshire, LS1
£550 - £600 Per Day Inside IR35
Technical Environment: Full Stack, Python, Flask, Django, Vue.js, React, CSS, HTML, Agile methods, Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD.
Technical Environment: Full Stack, Python, Flask, Django, Vue.js, React, CSS, HTML, Agile methods, Design Patterns, Object Relational Mappers (ORMs), server-side templating languages, Unit/API testing, AWS, CI/CD.
Senior Automation Tester - Flutter, Agentic AI & API Systems
Senior Automation Tester - Flutter, Agentic AI & API Systems
DeliveryApp
Manchester, Greater Manchester
Competitive
Expect to tackle complex challenges involving deep API validation, mobile performance strategy, and seamless CI/CD integration to protect our core mobile and backend ecosystem. The Role This role is the quality guardian of our mobile and API ecosystem. * API Testing: Postman / Newman * API Mastery: Deep API validation and contract testing.
Expect to tackle complex challenges involving deep API validation, mobile performance strategy, and seamless CI/CD integration to protect our core mobile and backend ecosystem. The Role This role is the quality guardian of our mobile and API ecosystem. * API Testing: Postman / Newman * API Mastery: Deep API validation and contract testing.
Full-Stack Engineer Opportunities
Full-Stack Engineer Opportunities
The Bank of New York Mellon
Manchester, Greater Manchester
Competitive
Deep Java experience (Spring), architectural patterns for scalable, observable, testable systems; strong API design.
Deep Java experience (Spring), architectural patterns for scalable, observable, testable systems; strong API design.
Senior Software Engineer - Hotels Acquisition
Senior Software Engineer - Hotels Acquisition
On The Beach Ltd
Manchester, Greater Manchester
Competitive
Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Hotels Acquisition, you will build scalable backend systems and platforms that ingest, ...
Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Hotels Acquisition, you will build scalable backend systems and platforms that ingest, ...
Senior Software Engineer - Search Experience
Senior Software Engineer - Search Experience
On The Beach Ltd
Manchester, Greater Manchester
Competitive
Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Search Experience Engineering, you will build modern full stack applications and customer ...
Were On the Beach! Since 2003, we've been rewriting the rules of how people discover, book, and experience their perfect getaway. What started as connecting people to short-haul beach holidays has evolved into something much bigger - premium beach destinations, long-haul adventures, and vibrant city breaks and thats just the beginning of our story. We send around two million holidaymakers on their dream breaks every year. And we're still growing. Powered by our deep-rooted entrepreneurial spirit, proprietary tech, curiosity and our incredible people, were accelerating - delivering best in class technology, the ultimate holiday app, and experiences that keep our customers coming back for more. Ready to build the future of travel with us? About the Role - As a Senior Software Engineer in Search Experience Engineering, you will build modern full stack applications and customer ...
Senior Associate, AI/ML Engineer - AI Hub
Senior Associate, AI/ML Engineer - AI Hub
The Bank of New York Mellon
Manchester, Greater Manchester
Competitive
At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. Were seeking a future team member for the role of Senior Associate, AI/ML Engineer AI Hub to join our AI Hub team. This role is located in Manchester.
At BNY, our culture allows us to run our company better and enables employees growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the worlds investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. Were seeking a future team member for the role of Senior Associate, AI/ML Engineer AI Hub to join our AI Hub team. This role is located in Manchester.
API Development: Design and integrate RESTful APIs across systems
API Development: Design and integrate RESTful APIs across systems
We are not looking for someone to build simple API wrappers. * API Design: REST and GraphQL
We are not looking for someone to build simple API wrappers. * API Design: REST and GraphQL
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.
Senior Software Development Engineer - Shared Platforms
Senior Software Development Engineer - Shared Platforms
Capital One (Europe) plc
Nottingham, Nottinghamshire
Competitive
Work in a cross-functional engineering team to design, enable and develop software features that support the UK API Gateway * Bonus: experience with procedural languages (e.g. Lua/Go) and/or writing API plugins
Work in a cross-functional engineering team to design, enable and develop software features that support the UK API Gateway * Bonus: experience with procedural languages (e.g. Lua/Go) and/or writing API plugins