API Integration Jobs in the UK

1 to 25 of 242 API Integration Jobs in the UK

Integration Project Manager

Sheffield, South Yorkshire, Yorkshire, United Kingdom
Hybrid/Remote Options
Experis
Integration Project Manager Location: Hybrid/60% office 40% home Duration: 31/12/2026 Rate £428 MUST BE PAYE THROUGH UMBRELLA Role Description: THE CLIENT is seeking an experienced Enterprise Integration Project Manager (EI PM) to lead and coordinate integration activities within the OpenShift infrastructure migration project. This role will ensure seamless integration of … APIs, and enterprise systems into the new OpenShift environment while adhering to the bank's governance, security, and compliance standards. Key Responsibilities: * Project Management: Plan, manage, and deliver enterprise integration workstreams within the overall migration program. Define scope, timelines, and resource requirements for integration activities. Track progress, manage risks, and report status to stakeholders. * Integration Delivery: Oversee … API integration and middleware configuration for OpenShift workloads. Ensure compatibility and performance of integrated systems across multi-cloud and on-prem environments. Coordinate testing and validation of integration components. * Stakeholder Engagement: Act as the primary point of contact for integration-related queries. Collaborate with API Integration Engineers, DevOps teams, and application owners. Communicate effectively More ❯
Employment Type: Contract
Rate: £350 - £428 per day
Posted:

Mulesoft Architect

Telford, Shropshire, West Midlands, United Kingdom
Infoplus Technologies UK Ltd
JD for a MuleSoft Architect Key responsibilities: Development of API management and microservices Working as the Integration Technology Architect on the adoption of Hybrid Integration or an iPaaS solutions with a particular focus on the Mulesoft Anypoint platform that includes API Designer, AP manager, and API studio Defining and delivering the Integration Technology aspects … of the projects, including timely production of architectural designs and documentation Being a key contributor and advocate of Microservice, API Management, process automations, frameworks in projects and programs Working with Capgemini teams in Switzerland, Europe, and on the global level, on large programs that include multiple technology streams and complex architecture. Communicating the implementation approach and design methodology to … offshore development team Participating in a Technical Design Authority to assess and quantify the risks associated with design decisions and communicate these to the relevant parties. End-to-end integration design, build, test support and deployment Contribute own expertise to developing integration solutions. Work with the customer daily using Agile methodology. Technical Design Document capturing MuleSoft functional and More ❯
Employment Type: Contract
Rate: From £400 to £450 per day
Posted:

Head of Integrations SaaS / Software

City of London, London, United Kingdom
RedTech Recruitment
seamlessly with the touch of a button (we appreciate not an easy task!). To start making steps on this journey, the successful applicant will: Take complete ownership of integration processes with external systems, ensuring seamless connectivity and high levels of client satisfaction. Create robust, innovative technologies for optimised client implementations. Collaborate closely with Client Solutions and other internal … and integrations. Enhance system observability by improving diagnostics, logging, and tracing to aid technical support teams in resolving issues swiftly. Oversee the ongoing development and management of the public API, covering REST and event streaming functionality to support bespoke client integrations. Produce comprehensive technical documentation for both internal stakeholders and external users, leveraging tools like Swagger for clarity and … separately emailing(if this email address has been removed by the job-board, full contact details are readily available on our website). Keywords Head of Integrations/Technical Integration Lead/API Integration Manager/SaaS Integration Engineer/Full Stack Developer/Solutions Architect/Cloud Engineer/Platform Integrations Lead/NodeJS/ More ❯
Employment Type: Professional qualifications
Posted:

WAF Automation Engineer

Sheffield, South Yorkshire, Yorkshire, United Kingdom
Vallum Associates Limited
Duration: 6months+ Contract Inside IR35 The role As an Automation Engineer, you will play a pivotal role in enhancing our IT infrastructure by designing, creating, and maintaining bespoke Continuous Integration/Continuous Deployment (CI/CD) pipelines tailored to specific project needs. You will be responsible for the integration of CI/CD pipelines with solutions developed by … solid background in building CI/CD pipelines and a comprehensive understanding of DevOps practices. The ideal candidate should not only have technical proficiency in data structures, automation technologies, API interactions, and cloud services, but also exhibit a strong drive to research, investigate, and collaborate effectively within the organization. Key Responsibilities CI/CD Pipeline Development: Create and implement … efficient, automated workflows Pipeline Maintenance: Regularly update and maintain existing CI/CD pipelines to ensure they are efficient, secure, and up-to-date with the latest technology standards Integration of Solutions: Work collaboratively with other teams to integrate their solutions and tools into the CI/CD pipelines effectively, enhancing overall workflow and productivity. IaC Manifests Creation: Develop More ❯
Employment Type: Contract
Rate: £500 per hour
Posted:

Net developer

Gloucestershire, United Kingdom
Hunter Selection
ropes. You should use SOLID design principles in your day-to-day work, and you should ideally be familiar with LINQ, design patterns, data access patterns, multithreaded applications, Web API's and advanced SQL amongst others. You will be responsible for developing high-quality applications. You will design and implement testable and scalable code. This is a junior position … maintain existing software applications Design highly scalable, testable code Discover and fix programming bugs Experience needed: Current hands on coding experience with C#, .Net, ASP.Net, MVC SOLID, DRY principles API Integration Degree in Computer Science related subject SQL database or relational database skills Desirable: Umbraco (Ideally V13 +) Other .Net based CMS such as Sitecore or Kentico This … is an urgent vacancy, if you would like to be considered then apply quoting reference (phone number removed) .Net, dotnet, ASP.Net, MVC, CMS, Umbraco, Kentico, Sitecore, SOLID, DRY, Agile, API, SOAP, Restful, LINQ, design patterns, data access patterns, multithreaded applications, Web API's, SQL, .Net, dotnet, ASP.Net, MVC, CMS, Umbraco, Kentico, Sitecore, SOLID, DRY, Agile, API, SOAP More ❯
Employment Type: Permanent
Salary: GBP 32,000 - 35,000 Annual
Posted:

Net developer

Bristol, Woodhouse Down, Gloucestershire, United Kingdom
Hunter Selection
ropes. You should use SOLID design principles in your day-to-day work, and you should ideally be familiar with LINQ, design patterns, data access patterns, multithreaded applications, Web API's and advanced SQL amongst others. You will be responsible for developing high-quality applications. You will design and implement testable and scalable code. This is a junior position … maintain existing software applications Design highly scalable, testable code Discover and fix programming bugs Experience needed: Current hands on coding experience with C#, .Net, ASP.Net, MVC SOLID, DRY principles API Integration Degree in Computer Science related subject SQL database or relational database skills Desirable: Umbraco (Ideally V13 +) Other .Net based CMS such as Sitecore or Kentico This … is an urgent vacancy, if you would like to be considered then apply quoting reference (phone number removed) .Net, dotnet, ASP.Net, MVC, CMS, Umbraco, Kentico, Sitecore, SOLID, DRY, Agile, API, SOAP, Restful, LINQ, design patterns, data access patterns, multithreaded applications, Web API's, SQL, .Net, dotnet, ASP.Net, MVC, CMS, Umbraco, Kentico, Sitecore, SOLID, DRY, Agile, API, SOAP More ❯
Employment Type: Permanent
Salary: £32000 - £35000/annum electric car scheme
Posted:

AI Automation Engineer

Central London, London, United Kingdom
McCabe & Barton
deploying machine learning models for classification, regression, clustering, and NLP tasks. Understanding of model evaluation metrics, hyperparameter tuning, feature engineering, and MLOps practices for production deployment. Generative AI & LLM Integration - Proficient in working with Large Language Models including OpenAI GPT models, Anthropic Claude, Azure OpenAI, and open-source alternatives (Llama, Mistral). Experience with prompt engineering, fine-tuning, RAG … embeddings, and building AI-powered automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with external systems via REST APIs … web services, and connected systems. API Development & Integration - Proficient in designing and building RESTful APIs using FastAPI, Flask, or Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger/OpenAPI), webhooks, and integrating disparate systems to create seamless automated workflows. Document Processing More ❯
Employment Type: Permanent
Posted:

Integration Engineer

England, UK
Futuris Recruitment
We're looking for a Integration Engineer for a customer project that's initiating in the UK. About the Project We're supporting a leading API-led supply chain platform on an integration project that connects their system with Microsoft Dynamics 365 Business Central (BC). The goal is to enhance and extend an existing API integration to enable bidirectional synchronisation of: Orders Pricing Product data Invoicing The integration will allow suppliers using the platform to seamlessly exchange key operational data with the client's ERP, improving accuracy, visibility, and efficiency across their end-to-end workflow. What You'll Be Doing You'll act as a hands-on consultant leading the technical … implementation of this integration. That includes analysing current data flows, extending the API mapping, building synchronisation logic, and ensuring robust testing and documentation. You'll work closely with both the engineering team and the client's Dynamics BC specialists to deliver a smooth, production-ready solution. Requirements:- Strong experience integrating with Microsoft Dynamics 365 Business Central/NAV APIs. More ❯
Employment Type: Full-time
Posted:

Integration Developer

United Kingdom
Hybrid/Remote Options
Michael Page
of circa 7 in a wider tech team of 150. This is a Hybrid role and people go to the office once a week. They are looking for an Integration Developer to join the team and full training in Boomi will be given. Client Details Our client is based in the Public Sector and you will be working in … circa 7 in a wider tech team of 150. This is a Hybrid role and people go to the office once a week. We are looking for a new Integration developer to standardise everything that is done in this area. For the past 20 years various tools have been used and by standardising everything it will reduce costs, streamline … the process and create reusable integration's. Description One of the first things you will do is learn the Integration system - Boomi - Full training provided Design, Develop and Implement new system integration's Review existing integration's and identify opportunities for standardisation, streamlining and improvement For the next 2 years be very heavily project based, lots More ❯
Employment Type: Permanent
Salary: GBP 41,000 - 45,000 Annual
Posted:

Integration Developer

Glasgow, Lanarkshire, Scotland, United Kingdom
Hybrid/Remote Options
Michael Page Technology
of circa 7 in a wider tech team of 150. This is a Hybrid role and people go to the office once a week. They are looking for an Integration Developer to join the team and full training in Boomi will be given. Client Details Our client is based in the Public Sector and you will be working in … circa 7 in a wider tech team of 150. This is a Hybrid role and people go to the office once a week. We are looking for a new Integration developer to standardise everything that is done in this area. For the past 20 years various tools have been used and by standardising everything it will reduce costs, streamline … the process and create reusable integration's. Description One of the first things you will do is learn the Integration system - Boomi - Full training provided · Design, Develop and Implement new system integration's· Review existing integration's and identify opportunities for standardisation, streamlining and improvement· For the next 2 years be very heavily project based, lots More ❯
Employment Type: Full-Time
Salary: £41,000 - £45,000 per annum
Posted:

Integration Developer

Glasgow, Stobcross (historical), City of Glasgow, United Kingdom
Hybrid/Remote Options
Michael Page
of circa 7 in a wider tech team of 150. This is a Hybrid role and people go to the office once a week. They are looking for an Integration Developer to join the team and full training in Boomi will be given. Client Details Our client is based in the Public Sector and you will be working in … circa 7 in a wider tech team of 150. This is a Hybrid role and people go to the office once a week. We are looking for a new Integration developer to standardise everything that is done in this area. For the past 20 years various tools have been used and by standardising everything it will reduce costs, streamline … the process and create reusable integration's. Description One of the first things you will do is learn the Integration system - Boomi - Full training provided · Design, Develop and Implement new system integration's · Review existing integration's and identify opportunities for standardisation, streamlining and improvement · For the next 2 years be very heavily project based, lots More ❯
Employment Type: Permanent
Salary: £41000 - £45000/annum
Posted:

Senior Applications Developer

Southampton, Hampshire, South East, United Kingdom
Omega Resource Group
application development. • Unit with React Testing Library/Jest and E2E test automation with Cypress • Industry standard CI/CD Orchestration Tools (GitHub Actions and Docker) • knowledge of Docker, API microservices, API integration with SAP • A detailed and working knowledge of AWS services Candidates who are currently an Application Developer, Software Engineer, Software Developer, Web Developer, Application More ❯
Employment Type: Contract
Rate: £500 - 600 per day
Posted:

Senior Power Platform Developer

Finaghy, Belfast, UK
Hybrid/Remote Options
Version 1
Copilot Studio experience building copilots (topics, generative answers, actions), connecting to data and services, and applying responsible AI & security controls. SharePoint configuration proficiency (lists, content types, permissions, governance) and integration with Power Platform. ALM & DevOps: environment strategy, solution layering, pipelines (e.g., Azure DevOps) for CI/CD, and backlog/work tracking. Testing mindset with tools and approaches suited … . Agile delivery & stakeholder skills: clear communication, requirement refinement, and pragmatic decision‐making in client squads. Nice to have Development fundamentals with Microsoft stack (.NET/C#/TypeScript), API integration, and working with data stores (Dataverse, SQL, SharePoint). Dynamics 365 (CE) experience Microsoft certifications (e.g., PL‐900/100/200/400/500/… . Power BI exposure (reports, embedding) and Azure Integration Services (Functions, Service Bus, Logic Apps). Teams app development, UX/Accessibility awareness. Additional Information Why Version 1? At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability. Share in our success with our Quarterly Performance More ❯
Employment Type: Full-time
Posted:

Senior Power Platform Developer

Newtownabbey, Co. Antrim, UK
Hybrid/Remote Options
Version 1
Copilot Studio experience building copilots (topics, generative answers, actions), connecting to data and services, and applying responsible AI & security controls. SharePoint configuration proficiency (lists, content types, permissions, governance) and integration with Power Platform. ALM & DevOps: environment strategy, solution layering, pipelines (e.g., Azure DevOps) for CI/CD, and backlog/work tracking. Testing mindset with tools and approaches suited … . Agile delivery & stakeholder skills: clear communication, requirement refinement, and pragmatic decision‐making in client squads. Nice to have Development fundamentals with Microsoft stack (.NET/C#/TypeScript), API integration, and working with data stores (Dataverse, SQL, SharePoint). Dynamics 365 (CE) experience Microsoft certifications (e.g., PL‐900/100/200/400/500/… . Power BI exposure (reports, embedding) and Azure Integration Services (Functions, Service Bus, Logic Apps). Teams app development, UX/Accessibility awareness. Additional Information Why Version 1? At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability. Share in our success with our Quarterly Performance More ❯
Employment Type: Full-time
Posted:

Senior Power Platform Developer

Lisburn, Co. Antrim, UK
Hybrid/Remote Options
Version 1
Copilot Studio experience building copilots (topics, generative answers, actions), connecting to data and services, and applying responsible AI & security controls. SharePoint configuration proficiency (lists, content types, permissions, governance) and integration with Power Platform. ALM & DevOps: environment strategy, solution layering, pipelines (e.g., Azure DevOps) for CI/CD, and backlog/work tracking. Testing mindset with tools and approaches suited … . Agile delivery & stakeholder skills: clear communication, requirement refinement, and pragmatic decision‐making in client squads. Nice to have Development fundamentals with Microsoft stack (.NET/C#/TypeScript), API integration, and working with data stores (Dataverse, SQL, SharePoint). Dynamics 365 (CE) experience Microsoft certifications (e.g., PL‐900/100/200/400/500/… . Power BI exposure (reports, embedding) and Azure Integration Services (Functions, Service Bus, Logic Apps). Teams app development, UX/Accessibility awareness. Additional Information Why Version 1? At Version 1, we believe in providing our employees with a comprehensive benefits package that prioritises their wellbeing, professional growth, and financial stability. Share in our success with our Quarterly Performance More ❯
Employment Type: Full-time
Posted:

Salesforce DevOps Lead

Reading, Oxfordshire, United Kingdom
Mentmore Recruitment
testing and deployment. Experience working in agile and DevOps environments. Strong experience with Salesforce DX, CLI, and automation tools. Proficiency in APEX, Visualforce, LWC, and JavaScript. Experience in Salesforce API integration (REST, SOAP, Platform Events). Demonstrated experience in Agile and DevOps frameworks. Hands-on experience with infrastructure-as-code (IaC) and scripting languages such as Python or … Shell. Experience with microservices architecture, integration/middleware, source control, CI/CD deployment, and security. Salesforce certifications such as Salesforce DevOps Specialist, Salesforce Administrator, or Salesforce Platform Developer. Desirable Experience Previous experience in the utilities industry. Knowledge of Salesforce CPQ, Commerce Cloud, Service Cloud, and Field Service. Experience with test automation tools. Familiarity with VRA or OwnBackup. Experience More ❯
Employment Type: Permanent
Salary: GBP 60,000 - 75,000 Annual
Posted:

Salesforce DevOps Lead

Reading, Berkshire, United Kingdom
Mentmore Recruitment
testing and deployment. Experience working in agile and DevOps environments. Strong experience with Salesforce DX, CLI, and automation tools. Proficiency in APEX, Visualforce, LWC, and JavaScript. Experience in Salesforce API integration (REST, SOAP, Platform Events). Demonstrated experience in Agile and DevOps frameworks. Hands-on experience with infrastructure-as-code (IaC) and scripting languages such as Python or … Shell. Experience with microservices architecture, integration/middleware, source control, CI/CD deployment, and security. Salesforce certifications such as Salesforce DevOps Specialist, Salesforce Administrator, or Salesforce Platform Developer. Desirable Experience Previous experience in the utilities industry. Knowledge of Salesforce CPQ, Commerce Cloud, Service Cloud, and Field Service. Experience with test automation tools. Familiarity with VRA or OwnBackup. Experience More ❯
Employment Type: Permanent
Salary: £60000 - £75000/annum
Posted:

Senior Engineer (Oracle & Cloud Apps)

Edinburgh, Midlothian, United Kingdom
Hybrid/Remote Options
Aberdeen
join our Enterprise Applications team. The ideal candidate will have deep expertise in Oracle ERP and EPM products, strong proficiency in cloud technologies and hands-on experience with GitHub, API integrations, Identity and Access Management (IAM) including Single Sign-On (SSO). This role will be instrumental in designing, implementing and optimising enterprise solutions that support our business operations More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

MuleSoft Technical Architect

Telford, Shropshire, West Midlands, United Kingdom
InfinityQuest Ltd,
Expectations: Professional experience with Mulesoft Passion for Integration Cloud technologies and products Experience as an IT consultant or developer in a customer-facing role Ability to build productive client relationships, identify and develop opportunities for new business. Proven Distributed Delivery experience (Off-Shore or On-Shore project delivery) Familiarity with delivery methodologies (e.g. SAFe, Agile, Waterfall) and application lifecycle … management Ability to understand business and IT department requirements. Strong communication and presentation skills Mulesoft Platform Architect or Mulesoft Integration Architect certification is an advantage. Required?Qualifications: Practical experience in MuleSoft API Development, MuleSoft Flow development and MuleSoft cloud hub Demonstrate goodproficiencyworking with the MuleSoftAnypointPlatform MuleSoft Certified: MuleSoft MCD or MCA certification Knowledge of API-management and … micro-services 8 to 10+ years hands on experience in integration development, testing and deployment experience. Senior level integrationexperience as a Senior Mulesoft Developer/Architect+ API integration experience. DesiredQualifications: Knowledge of SQL, PL/SQL will be considered an advantage.? Understanding of interface automated testing and troubleshooting. Experience working as a member of a small agile More ❯
Employment Type: Contract
Rate: £400 per day Inside IR35
Posted:

Java Engineer

South East London, London, United Kingdom
Hybrid/Remote Options
Profile 29
bright, dynamic people to help build their business. Role Theyre looking for a Java Engineer to join their implementation team. Youll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration helping their public-sector clients build secure, scalable, and resilient digital services. Youll collaborate with solution architects, business analysts, and designers to translate workflows … orchestration Proficiency in Git, CI/CD pipelines, and automated testing frameworks Understanding of event-driven design and message brokers (e.g. Kafka, RabbitMQ) Good knowledge of security, authentication, and integration patterns for enterprise systems Experience working in agile teams within digital transformation or automation programmes A willingness to learn BPMN and Camunda tooling Some exposure to process automation or … work in the UK unrestricted for at least the next 5 years. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer More ❯
Employment Type: Permanent, Work From Home
Salary: £60,000
Posted:

Java Engineer

London, South East, England, United Kingdom
Hybrid/Remote Options
Profile 29
people to help build their business. Role They’re looking for a Java Engineer to join their implementation team. You’ll work across Camunda BPMN/DMN process automation, API integration, and microservice orchestration — helping their public-sector clients build secure, scalable, and resilient digital services. You’ll collaborate with solution architects, business analysts, and designers to translate … orchestration Proficiency in Git, CI/CD pipelines, and automated testing frameworks Understanding of event-driven design and message brokers (e.g. Kafka, RabbitMQ) Good knowledge of security, authentication, and integration patterns for enterprise systems Experience working in agile teams within digital transformation or automation programmes A willingness to learn BPMN and Camunda tooling Some exposure to process automation or … work in the UK unrestricted for at least the next 5 years. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems agile digital transformation automation Java developer More ❯
Employment Type: Full-Time
Salary: £45,000 - £60,000 per annum
Posted:

Front End Engineer (React/UI)

Central London, London, England, United Kingdom
Hybrid/Remote Options
E-Solutions IT Services UK Ltd
culture of accountability and shared technical ownership. Core skills include: 5+ years’ experience developing front-end applications with React and TypeScript. Proficiency in state management. Strong understanding of RESTful API integration, authentication, and security practices. Experience with CI/CD pipelines (Azure DevOps or similar) and automated testing (Jest, Cypress). Solid grounding in UX principles, responsive design More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Full Stack .NET Developer - Azure - Preston

Preston, Lancashire, North West, United Kingdom
Hybrid/Remote Options
Circle Group
development (Vue.js/Angular/React, etc) is required by a leading company in Preston. You should also have some development experience in the Cloud with Azure & third-party API integrations There is some excellent investment in AI technologies, so a chance to work on some cutting-edge software development projects in AI advancement, along with several greenfield projects More ❯
Employment Type: Permanent, Work From Home
Salary: £60,000
Posted:

.NET Developer - Azure - Preston

Preston, Lancashire, North West, United Kingdom
Hybrid/Remote Options
Circle Group
development (Vue.js/Angular/React, etc) is required by a leading company in Preston. You should also have some development experience in the Cloud with Azure & third-party API integrations There is some excellent investment in AI technologies, so a chance to work on some cutting-edge software development projects in AI advancement, along with several greenfield projects More ❯
Employment Type: Permanent, Work From Home
Salary: £60,000
Posted:

SSPM Consultant - Barclays

City of London, London, United Kingdom
Hybrid/Remote Options
FBI &TMT
Utilising SIEM tools and managing integrations Working on public cloud platforms such as Azure and AWS Job Requirements: Hands-on experience with AppOmni Strong SSPM hands-on experience, including integration and deployment API integration experience Previous experience with SaaS products (e.g. Salesforce, ServiceNow, M365, Snowflake, Workday) Strong understanding of industry security frameworks and benchmarks such as NIST More ❯
Employment Type: Contract, Work From Home
Posted:
API Integration
10th Percentile
£42,500
25th Percentile
£50,313
Median
£67,500
75th Percentile
£84,688
90th Percentile
£107,500