76 to 100 of 271 API Integration Jobs in the UK excluding London

Lead AI Agent Engineer

Location
Wokingham, England, United Kingdom
model context and tool integration. Develop robust, scalable, and maintainable code in Python for all components of the agentic applications, from backend logic to API integrations. Implement testing, evaluation and monitoring strategies for agentic systems to ensure performance, reliability, and safety, and effective reasoning, tool usage, and failure handling. ...

Front End Developer

Hiring Organisation
Experis
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
£420 - £476/day
depend entirely on client-side JavaScript. Experience using Material UI to build reusable, accessible components. Experience writing automated tests, including unit/integration tests and Playwright end-to-end tests. Comfortable integrating with REST APIs and working with Git-based development and code-review processes. Accessibility to WCAG 2.2 … backend-for-frontend layer. Design-system and component-library development using custom design patterns, encompassing MUI, Storybook and Figma. Runtime validation and contract-first API integration, for example Zod and OpenAPI-generated types. Authentication, authorisation and secure session management using OAuth 2.0/OpenID Connect. CI/ ...

Front End Developer

Hiring Organisation
Experis
Location
Telford, Shropshire, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £579/day
depend entirely on client-side JavaScript. Experience using Material UI to build reusable, accessible components. Experience writing automated tests, including unit/integration tests and Playwright end-to-end tests. Comfortable integrating with REST APIs and working with Git-based development and code-review processes. Accessibility to WCAG 2.2 … backend-for-frontend layer. Design-system and component-library development using custom design patterns, encompassing MUI, Storybook and Figma. Runtime validation and contract-first API integration, for example Zod and OpenAPI-generated types. Authentication, authorisation and secure session management using OAuth 2.0/OpenID Connect. CI/ ...

OSS Data Architect

Hiring Organisation
Capgemini
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
Skills & Experience: Overall 12-15+ years’ experience with 8-10+ years of experience in data architecture, with a significant focus on data integration, ETL/ELT, and data warehousing in large enterprise environments. Proven experience designing and implementing data integration solutions for a wide range … telecommunications OSS domains (e.g., Inventory, Performance, Fault, Provisioning, Ticketing etc). Expert-level knowledge of multiple data ingestion patterns, including batch file processing, API integration (REST/SOAP), RDBMS querying (JDBC), and real-time data streaming (CDC, Kafka, etc.). Deep understanding of hybrid cloud connectivity and security ...

Senior AI Deployment Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
buying their first home, or planning for retirement. Job Brief Moneybox serves more than 2M customers and runs a live service handling over 20M API requests a day. We have agreed a company-wide AI Platforms strategy and are building a new AI Deployment team to deliver on it. … enable tasks and processes in a more sophisticated way than "just ask Claude" - for example, Python pipelines where one step is an LLM API call - delivering real incremental value with each engagement and transforming working patterns into load-bearing, AI-enabled business processes. Customer-facing AI deployment. Deploy ...

Lead Automation Engineer

Location
City of Edinburgh, Scotland, United Kingdom
appropriate scripting, integrating approved AI capabilities where they add real business value. Automate Testing: Develop maintainable automated test suites using Playwright, Selenium and API testing frameworks, integrating them into CI/CD where appropriate. Productionise by Design: Build scheduling, orchestration, error and exception handling, reconciliation, audit reporting, logging, monitoring … alerting into every production automation. Secure by Design: Apply least privilege, secure credential and secret management, data classification, controlled identities and secure API integration, with appropriate safeguards for AI-enabled processing. Own the Lifecycle: Maintain clear documentation, ownership, runbooks and support arrangements from discovery and design through production ...

AppViewX Integration Engineer

Location
Bradford, England, United Kingdom
more and ultimately, be more fulfilled. To learn more about how we can supercharge progress for you, visit www.hcltech.com Job Title AppViewX & Keyfactor Integration Automation Engineer Location: Leeds, UK ( Hybrid mode at client location ) Job Summary: We are looking for an experienced Automation Engineer with strong expertise in AppViewX … integration. The ideal candidate will be responsible for building and enhancing AppViewX functionality, developing automation workflows, and optimizing integrations with Keyfactor. Strong development, scripting, API integration, and process optimization skills are essential. Key Skills: AppViewX Development & Automation Keyfactor Command Integration PKI & Certificate Lifecycle Management REST APIs & Workflow ...

Senior Ruby Engineer

Location
Manchester, England, United Kingdom
maximal terse and DSL-centric applications Experience with the specific challenges of concurrency, inventory management/reservation, currency/price management, and third party API integration system designs - push, pull, effective normalization, etc High familiarity with excellent microservices software design - using software DSLs over cloud deployed solutions - across … familiarity with data modeling and performance optimization Familiarity with cloud infrastructure (e.g., AWS) and containerization (Docker, Kubernetes) Experience developing and deploying GraphQL and RESTful API interfaces Experience developing multi tenant systems, relating to concerns of access control, reporting, and authorization/authentication Strong understanding of system design, data structures ...

Senior Ruby Engineer

Location
Sheffield, England, United Kingdom
maximal terse and DSL-centric applications Experience with the specific challenges of concurrency, inventory management/reservation, currency/price management, and third party API integration system designs - push, pull, effective normalization, etc High familiarity with excellent microservices software design - using software DSLs over cloud deployed solutions - across … familiarity with data modeling and performance optimization Familiarity with cloud infrastructure (e.g., AWS) and containerization (Docker, Kubernetes) Experience developing and deploying GraphQL and RESTful API interfaces Experience developing multi tenant systems, relating to concerns of access control, reporting, and authorization/authentication Strong understanding of system design, data structures ...

AI Innovation Lab - Senior Creative Technologist

Location
Liverpool, England, United Kingdom
smaller engagements you carry the customer relationship within that direction. Engineering and Lab operations own their domains - Engineering leads own production architecture, security, integration and deployment; you own prototype behaviour and the intended human‐AI experience. Scheduling, hospitality, AV, safety and equipment sit with Lab operations. Success looks like … interaction design, HCI, design engineering, computational design or a related field. Software prototyping stack - Modern web front end (TypeScript or JavaScript, React), Figma, Git, API integration and LLM or agent frameworks, with working knowledge of at least one cloud platform. Embodied and physical AI - Microcontrollers and edge devices ...

Data Architect

Location
Telford, England, United Kingdom
Frameworks Strong understanding of: Relational Databases NoSQL Databases Graph Databases Cloud Data Platforms Experience delivering cloud migration and transformation programmes. Knowledge of analytics, reporting, API integration, and data consumption patterns. Experience working within Agile, DevOps, CI/CD, and modern engineering environments. Strong stakeholder management and communication skills. ...

Software Engineer III - React

Location
Glasgow, Scotland, United Kingdom
features using React and TypeScript, aligned to a design system and front-end engineering standards. Lead UI technical design (component architecture, state management, API integration patterns, routing, error handling) and document key decisions. Drive quality and operability through automated testing (unit/component/e2e), accessibility compliance, performance ...

Data Engineer

Location
Glasgow, Scotland, United Kingdom
modeling. Strong experience in cloud platforms such as AWS/Azure/GCP. Experience with big data technologies (Spark, Hadoop, Kafka). Knowledge of API integrations and microservices-based data ingestion. Experience working in Agile/Scrum environments. Banking Domain Experience (Mandatory) Experience working with banking datasets such ...

Microsoft Copilot Engineer / Architect | AI & Automation | Remote

Hiring Organisation
WeDoTech
Location
London, Bristol, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £800/day
Foundry/Azure AI services Azure AI Search, RAG and generative AI solutions Conversational AI, agentic AI and autonomous workflows Microsoft Graph and REST API integrations Dataverse, SharePoint and Teams Entra ID, app registrations, permissions and authentication Enterprise AI security and governance Git, CI/CD and Azure DevOps ...

Product Development Manager - Mobile Apps

Hiring Organisation
Hackajob Ltd
Location
Leicester, Leicestershire, East Midlands, United Kingdom
Employment Type
Permanent
Salary
£70,000
primary delivery partner for Product Owners, UX designers, and eCommerce leadership. You will translate technical complexities-such as architectural foundations, RESTful API integrations, and deep-linking-into clear, actionable business decisions. Agile Governance & Delivery: Manage project budgets, document dependencies, and proactively mitigate release risks to ensure smooth deployment pipelines. ...

Corporate Security Engineering Engineer Role

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
coordination. Strong Windows and Linux server administration skills; proficiency with SQL, PowerShell, and at least one additional scripting language (e.g., Python) for automation and API integrations. Solid networking fundamentals: TCP/IP, VLANs, routing, multicast/unicast, QoS, VPN, and firewall concepts; experience collaborating with network teams to design ...

Corporate Security Engineering – Engineer Role

Location
Manchester, England, United Kingdom
coordination. Strong Windows and Linux server administration skills; proficiency with SQL, PowerShell, and at least one additional scripting language (e.g., Python) for automation and API integrations. Solid networking fundamentals: TCP/IP, VLANs, routing, multicast/unicast, QoS, VPN, and firewall concepts; experience collaborating with network teams to design ...

Global Project Manager (Process Automation)

Location
Stockport, England, United Kingdom
sunset phases Analyzes sales pipelines, pipeline velocity, win/loss analysis to optimize product-market positioning and messaging Identifies and evaluates partnership opportunities, API integrations, and ecosystem expansion possibilities Drives adoption and customer success initiatives; builds product communities and gathering user feedback loops Communicates product vision and strategy ...

Alternatives Data Operations Analyst

Hiring Organisation
Addepar
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
volume datasets.Familiarity with Modern AI Developer Tools: Exposure to or a strong interest in using AI tools (e.g., Claude Code, GitHub Copilot, or automated API integrations) to optimize code and speed up daily data operational workflows.Alternative Asset Document Literacy: Exceptional ability to interpret unstructured private market financial data (such ...

Compliance Enablement Technical Program Manager

Location
Oxford, England, United Kingdom
Skills Ability to write code or scripts (e.g., Python) to build automation directly. Experience building AI/ML‐powered or agentic applications, and with API integrations, CI/CD pipelines, or deploying production‐grade services. Technical background in systems administration, software engineering, cloud security, or security engineering. Prior experience ...

OSS Data Architect

Location
Abingdon, England, United Kingdom
Skills & Experience:Overall 12-15+ years’ experience with 8-10+ years of experience in data architecture, with a significant focus on data integration, ETL/ELT, and data warehousing in large enterprise environments.Proven experience designing and implementing data integration solutions for a wide range of telecommunications … domains (e.g., Inventory, Performance, Fault, Provisioning, Ticketing etc).Expert-level knowledge of multiple data ingestion patterns, including batch file processing, API integration (REST/SOAP), RDBMS querying (JDBC), and real-time data streaming (CDC, Kafka, etc.).Deep understanding of hybrid cloud connectivity and security principles, including VPNs, dedicated ...

Senior Software Engineer, Full Stack

Location
Cambridge, England, United Kingdom
using FastAPI, Flask, or Django Experience with frontend development in TypeScript/JavaScript, Next.js, React, and MUI frameworks Familiarity with PostgreSQL, Redis, and REST API design and integration Experience with test-driven development, CI/CD workflows, and continuous integration tools (Jenkins, GitLab) Experience integrating AI technologies ...

PHP Software Developer - Flexible Working

Hiring Organisation
Roc Search Europe Limited
Location
South Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£40000 - £48000/annum Training / 31 Holidays / Flexibility
tech team with real ownership and long-term growth potential. Day-to-day Develop and maintain web applications using PHP & Laravel JavaScript for frontend & API integration Maintain & optimise MySQL databases Monitor systems, troubleshoot issues and improve performance Collaborate with internal teams and external partners Product enhancements Use Claude … growing suite of market-leading products and developing your skillset in a genuinely supporting environment. PHP Developer - PHP - Software Developer - JavaScript - Laravel - Linux - AWS - API - Vue.js - Claude - Developer ...

Data Engineer (Cloud Architecture)

Hiring Organisation
Data Careers
Location
Lincoln, Lincolnshire, East Midlands, United Kingdom
Employment Type
Contract, Work From Home
Configure and administer Microsoft Fabric data environments. Design and implement data ingestion and landing strategies. Develop scalable data architectures using Medallion Architecture principles. Deliver API integrations and automated data workflows. Support data quality, governance and compliance requirements. Collaborate with analysts and stakeholders to develop effective data solutions. Contribute … data engineering standards and best practice. Essential Experience Microsoft Fabric implementation, configuration or administration. Data engineering and ETL/ELT development. Data ingestion and integration from multiple source systems. Cloud-based data platform experience, ideally Azure. API integration and data pipeline development. SQL and data modelling expertise. ...

Full Stack Developer

Hiring Organisation
Oscar
Location
Birmingham, West Midlands (County), United Kingdom
Salary
£ 70 K
with RESTful standardsAgentic AI experience The Company The company work with a range of leading companies in a wide range of sectors, with extensive API integration to their fully functioning online portals. Their software has streamlined many businesses online processes, having a positive impact all over the globe.They ...