1 to 25 of 163 Permanent API Integration Jobs in the UK

Infrastructure Developer

Hiring Organisation
SQUAREPOINT CAPITAL
Location
London, UK
Employment Type
Full-time
EMEA, and APAC. We are seeking a hands-on Infrastructure Developer - a software engineer at heart who specializes in infrastructure automation through deep, programmatic integration of service-level APIs. This is not a traditional infrastructure operations role. You will write production-quality code every day, designing and building … API fabric that connects every layer of the infrastructure stack. API Design & Ownership Across the Infrastructure StackBare Metal & Provisioning: API integration with provisioning systems to drive automated server lifecycle - from hardware discovery and BIOS configuration through OS installation, burn-in, and production handover. Network Fabric: API ...

Front End Web Developer for AI Legal Tech Company in London

Hiring Organisation
Mindbench
Location
London, UK
Employment Type
Full-time
Extensive experience with HTML, CSS, and vanilla JavaScript (React/Next.js not required) Node.js Backends: Comfortable reading, debugging, and extending Node.js/Express REST API servers SQL: Confident writing and debugging T-SQL against large production databases, with the care and discipline live data demands API Integration: Proven ability to integrate frontend applications with RESTful API endpoints and third-party APIs Authenticated Applications: Experience with multi-role web applications (SSO, role-based access control) Azure: Working knowledge of Azure App Service, deployment slots, log streaming, and Azure DevOps repos and pipelines Testing Expertise: Strong experience ...

JAVA, AWS or AZURE ENGINEER

Hiring Organisation
Templeton and Partners
Location
London, UK
Employment Type
Full-time
play a critical role in designing and deploying secure, scalable solutions in the cloud. If you're passionate about cloud networking security and API integration, this is the perfect opportunity to make an impact in the financial technology space! What You'll Do: Build and maintain Java-based … expertise in AWS or Azure cloud development, deployment, and networking. Strong understanding of cloud network security protocols and system communication. Hands-on experience with API integration and API security best practices. Familiarity with SDLC processes and test-driven development. Why Join? Be part of a global team ...

Senior Snowflake & API Developer

Hiring Organisation
Vbeyond
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£550.00 per day
Description – Senior Snowflake & API Specialist Experience: 12+ Years Domain: Banking/Financial Services Role Overview: We are looking for a Senior Snowflake & API Specialist with 12+ years of IT experience and strong banking domain expertise. The candidate should have hands-on experience in Snowflake data warehousing, API … development, and enterprise data integration. Key Responsibilities & Skills: Strong hands-on experience with Snowflake, SQL, and data warehousing. Expertise in REST API development, API integration, and API management. Experience with Python and ETL/ELT data pipelines. Knowledge of Snowflake architecture, data modelling, and performance tuning. ...

Angular Developer with Python and AWS

Hiring Organisation
LTM
Location
London, UK
Employment Type
Full-time
years of experience in Angular Python and AWS to design and develop scalable secure web applications and cloud native solutions leveraging AWS S3 and API Gateway Key Responsibilities· Work within a small development team to produce clean efficient code based on specifications or User Stories· Integrate software components between … Backlog· Write unit tests when implementing user stories including test deliverables against a user storys acceptance criteria· Support the team in working towards continuous integration and continuous deployment· Help remove technical impediments raised by the team· Liaise with the database administration and infrastructure teams to ensure successful deployment ...

Senior Full Stack Engineer - Vialto Rewards - Senior Manager

Hiring Organisation
Vialto Partners
Location
London, UK
Employment Type
Full-time
PaaS services, secure patterns, and operational best practices. Contribute to system architecture and technical design for multi-country payroll, compensation, and equity domains, including integration patterns using REST, file-based feeds, and event-driven approaches. Own production readiness for your work including logging, monitoring and alerting, reconciliation tooling, incident … with Next.js and/or React (TypeScript, state management, performance optimization). Strong backend development experience in C# and .NET (ASP.NET, WebAPI, MVC) including API design and service patterns for high-integrity calculation and data-processing systems. Proven experience with Microsoft Azure designing and building cloud solutions using PaaS ...

Salesforce Engineer

Hiring Organisation
Vanquis Bank
Location
Bradford, UK
Employment Type
Full-time
Quality, maintainability and technical capability continue to develop across the team Participate in the rostered out-of-hours on-call rota Critical platform or integration incidents receive appropriate technical support and escalation Why this role matters: Technology & Change is a strategic priority for Vanquis. This role contributes directly … engineering communities help us share knowledge and develop capability Technology stack: Salesforce MuleSoft and engineering practises Apex Mule 4 applications Lightning Web Components API-led integration Flow and declarative automation DataWeave Data modelling REST and SOAP APIs Salesforce security MUnit testing Metadata-based deployment Anypoint tooling Component-based ...

Tencent Cloud - AI & LLM Solution Architect

Hiring Organisation
Tencent
Location
London, UK
Employment Type
Full-time
into product enhancements while accelerating enterprise AI adoption. TokenHub provides enterprises and developers with a unified gateway to leading foundation models through a single API, together with enterprise-grade model management, inference, deployment, monitoring, and AI application capabilities. Product Link: ResponsibilitiesPartner with enterprise customers to understand business challenges, identify … utilizing Large Language Models (LLMs), Prompt Engineering, Retrieval-Augmented Generation (RAG), AI Agents, Model Context Protocol (MCP), model fine-tuning, inference optimization, vector databases, API integration, AI workflow orchestration, and cloud-native AI services. Collaborate closely with Product, Engineering, and Research teams to translate customer requirements into platform ...

Product Owner

Hiring Organisation
SR2 | Socially Responsible Recruitment | Certified B Corporation™
Location
London, United Kingdom
based B2B SaaS company looking for 2 experienced product professionals to join their team. The focus is on owning and improving product processes, from API integration to documentation and lifecycle management. Role Highlights: - Document and manage the product lifecycle, including APIs. - Collaborate with QA & development teams to gather … feedback. - Write clear technical documentation (API docs, SQL/database queries). - Bring prior experience and best practices to hit the ground running. Ideal Candidate: - 1–3+ years in product development/product owner roles. - Comfortable with API integration, documentation, SQL, and databases. - Curious, proactive, and able ...

Microsoft Full Stack Senior Developer (Manager)

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
offs. Design for performance, resilience, scalability, maintainability, interoperability and cost efficiencyAzure cloud engineeringDesign and implement cloud-native solutions on Microsoft Azure, selecting appropriate compute, integration, data, identity, security and observability services. Apply infrastructure as code and automated environment provisioning using Bicep and/or Terraform. Implement secure identity … access patterns using Microsoft Entra ID, managed identities, role-based access control and secrets management. Design data access and integration using Azure SQL/SQL Server, Entity Framework Core, RESTful APIs, messaging and event-driven patterns where appropriateDevSecOps and engineering qualityOwn source-control, branching, pull-request, code-review ...

Automation Engineer

Hiring Organisation
Russell Tobin
Location
United kingdom
integrate them with cloud services (Azure, AWS). Skills & Experience Mandatory: Strong programming skills in Python AND (JavaScript, or TypeScript) . Experience with automation, API integration, and workflow orchestration . Hands-on experience with cloud platforms (Azure and/or AWS). Ability to build and maintain REST … version control (GitHub/GitLab). Experience working in an Agile environment . Strong problem-solving and communication skills. Desirable: Experience with Tableau REST API, Power BI REST API, or Microsoft Fabric automation . Knowledge of KNIME Hub or similar analytics workflow platforms. Experience integrating with identity ...

Developer - CDI

Hiring Organisation
RS Group
Location
North Northamptonshire, United Kingdom
Employment Type
Full Time
scalable movement of data between customer management platforms, enterprise systems and analytical platforms. The role supports the technical delivery, operation and continuous improvement of integration capabilities across the Customer Management Platforms estate, ensuring consistent engineering standards, architectural alignment and operational excellence. What You Will Be Doing Integration Engineering … Data Management Design, build and support integrations across Customer Management Platforms and enterprise applications. Develop API, event-driven and batch integration solutions using Informatica CDI/CAI and approved architectural patterns. Support data movement, transformation and synchronisation across Salesforce, Treasure Data, Informatica Customer 360, Snowflake, SAP and related ...

Commercial Account Executive - Data & Integration (MuleSoft & Informatica)

Hiring Organisation
Salesforce
Location
London, UK
Employment Type
Full-time
across fragmented hybrid environments. That is why MuleSoft and Informatica are mission-critical to Salesforce's core AI strategy. By bringing together MuleSoft's API orchestration and Informatica's enterprise data management, you will sell the fundamental data backbone powering the next generation of enterprise AI.We are seeking … Consistent track record of quota overachievement selling complex deals. Deep experience in New Business Acquisition and territory mapping. Even Better If...Solid functional understanding of API management, integration platforms (iPaaS), middleware, or enterprise data architecture. Proven ability to translate technical concepts (data governance, ETL, microservices, dynamic API integration ...

Node Developer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
/specialism. Requirements Key Responsibilities: Back-End Development: Design, develop, and maintain server-side applications and APIs using Node.js, ensuring performance, scalability, and security. API Integration: Work with RESTful APIs and third-party services to integrate and enhance system functionality. Database Management: Develop and maintain database architectures (e.g. … data storage solutions. Code Optimization: Write clean, modular, and reusable code, adhering to best practices and design patterns. Testing and Debugging: Conduct unit and integration testing, debug issues, and ensure high-quality, reliable, and maintainable code. Collaboration: Collaborate with front-end developers to integrate front-end components with server ...

Salesforce Integration Lead - Jitterbit

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Salesforce Integration Lead – Jitterbit To 80,000 Remote with occasional travel to the London Office. Quant Capital is urgently looking for a Salesforce Integration Lead to join our well-known Fintech50 client who produces software disrupting the wealth management market. My client has dominated the domestic market with … role with the need for strong communication across the business. Day to Day the Data Engineer will: Develop solutions for data input and data integration as well as analysis and reporting. Ensure that the business fully utilises its Business Intelligence solutions, making full use of technologies, processes, and applications ...

SAP Integration Suite Developer

Hiring Organisation
Akkodis
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
Integration Suite Developer £70,000 - £80,000 + bonus and comprehensive benefits Hybrid/Birmingham - 1 day a week in the office Full Time/Permanent The Role: I am looking for an experienced SAP Integration Suite Developer to join a large global brand head quartered … Birmingham, West Midlands. As a SAP Integration Suite Developer, you will play a pivotal role in designing, developing and delivering integration solutions that connect the SAP ecosystem with a wide range of business applications and third-party systems. This is an opportunity to become the technical lead ...

SAP Integration Suite Developer

Hiring Organisation
Akkodis
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£70000 - £80000/annum bonus and benefits
Integration Suite Developer £70,000 - £80,000 + bonus and comprehensive benefits Hybrid/Birmingham - 1 day a week in the office Full Time/Permanent The Role: I am looking for an experienced SAP Integration Suite Developer to join a large global brand head quartered … Birmingham, West Midlands. As a SAP Integration Suite Developer, you will play a pivotal role in designing, developing and delivering integration solutions that connect the SAP ecosystem with a wide range of business applications and third-party systems. This is an opportunity to become the technical lead ...

Data Scientist & Engineer

Hiring Organisation
Norton Rose Fulbright
Location
London, UK
Employment Type
Full-time
data lineage, provenance, metadata, access controls, permissions and the responsible use of sensitive data within an enterprise data estate. Experience with Git, automated testing, API integration, CI/CD and version-controlled deployment of data workloads in Microsoft Fabric and Databricks. Ability to translate a business question into ...

AI engineer with Agentic experience

Hiring Organisation
Luxoft
Location
London, UK
Employment Type
Full-time
8+ years of professional software development experience. Strong backend development experience with Python with a track record of clean, maintainable, testable production code. Production API design & delivery (FastAPI preferred), including versioning, documentation (OpenAPI/Swagger), and observability. Cloud experience (AWS preferred) beyond core compute/storage/DB—e.g. … pipelinesDebugging & problem-solving skills with strong ownership across the SDLC.Generative AI & ML RequirementsExperience building agentsVector databases and RAG patterns (indexing, chunking, embeddings, retrieval).LLM integration (OpenAI, Azure OpenAI, Anthropic, or open source models) with prompt design, safety/guardrails, and cost/perf tuning. Nice to haveHighly desirable: experience ...

AI Engineer (SC Cleared)

Hiring Organisation
scrumconnect ltd
Location
London, UK
Employment Type
Full-time
service, focusing on AI components. Design and implement transcription workflows for uploaded audio files. Develop anonymisation and redaction capabilities aligned with publication requirements. AI Integration & Capabilities Support the transcript summarisation proof of value (PoV). Enable reuse of existing summarisation capabilities through API-based integration. Work with internal … API platforms to expose and consume AI capabilities. AI Engineering Practices Strengthen AI pipeline patterns including: Extract - Chunk - Prompt - Evaluate workflows Integrate evaluation mechanisms and Responsible AI controls into AI features. Contribute to the safe and structured use of AI coding assistants within the development life cycle. DevSecOps & Operational ...

Senior Full Stack Engineer

Hiring Organisation
Chelsea FC
Location
London, UK
Employment Type
Full-time
React. Familiarity with Next.js or similar modern React frameworks is a plus Experience with React Native Experience with headless CMS platforms (Contentful preferred) and API integration Solid grasp of software architecture, testing, accessibility, security and performance Confident using modern AI-assisted software development tools (e.g. Claude Code, Cursor … experience (AWS, Azure) Familiarity with ASP.NET Core, C# or similar enterprise web backends Working alongside external development or engineering partners Automated testing frameworks (unit, integration, E2E, visual regression) Understanding of security, privacy and responsible use of AI tools when working with proprietary code, supporter data and confidential information Analytics ...

Senior Data Engineer Microsoft Fabric

Hiring Organisation
Intelligent Talent Solutions Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Fabric Lakehouse, Warehouse and OneLake Data pipelines and ETL/ELT Power BI SQL and data modelling Azure Data Lake Internal and third-party API integrations Azure DevOps, Git and CI/CD Production deployment and support Existing Azure Synapse solutions during the transition to Fabric Youll also contribute … arbitrary two-year threshold. Youll also need a strong grounding in Data Engineering, including: SQL and data modelling ETL/ELT Azure data platforms API integration Git/source control CI/CD and deployment Building and supporting production data solutions Azure Synapse experience would be useful ...

Senior, Forward Deployed / Full Stack Engineer (Document Authoring & Knowledge Systems)

Hiring Organisation
GSK
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
human-in-the-loop review design, and agent/LLM evaluation (eval datasets, automated and expert-in-the-loop scoring, regression testing).Experience with API integration, retrieval layers, knowledge graphs, ontologies, or semantic search. Daily use of AI coding agents (Claude Code, GitHub Copilot, Databricks AI Assistant ...

Senior, Forward Deployed / Full Stack Engineer (Document Authoring & Knowledge Systems)

Hiring Organisation
GSK
Location
London, UK
Employment Type
Full-time
human-in-the-loop review design, and agent/LLM evaluation (eval datasets, automated and expert-in-the-loop scoring, regression testing).Experience with API integration, retrieval layers, knowledge graphs, ontologies, or semantic search. Daily use of AI coding agents (Claude Code, GitHub Copilot, Databricks AI Assistant ...

RPA Developer - UiPath

Hiring Organisation
Robert Half
Location
Newcastle Upon Tyne, Tyne and Wear, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
solutions with UiPath . Excellent understanding of RPA development best practices and software development lifecycle. Experience with UiPath Studio, Orchestrator and REFramework. Knowledge of API integrations and web services. Experience working with SQL databases. Strong debugging and problem-solving skills. Excellent communication and stakeholder engagement skills. Experience working within ...