176 to 200 of 708 API Integration Jobs in the UK

Senior Conversational AI Delivery Engineer

Location
United Kingdom
proficiency in Python (preferred) or Node.js for backend integrations and automation scripting. Experience with CX and contact centre infrastructure: IVR, SIP, CTI, and omnichannel API integrations. Skills & Competencies Ability to lead technical client conversations and translate complex requirements into implementation plans. Strong analytical and problem‐solving skills — comfortable managing ...

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. ...

Global Pet Nutrition - DT Commercial Solutions Architect

Location
Greater London, England, United Kingdom
Hardware, and Info-Communications Transmission Networks) Identifying the key technology interactions and dependencies across systems/platforms impacting the organisation’s ability to achieve integration, compatibility, and performance targets Evaluating total cost of ownership and return on investment of various IT platform/infrastructure alternatives Job Description Job Purpose … Hardware, and Info-Communications Transmission Networks) Identifying the key technology interactions and dependencies across systems/platforms impacting the organisation’s ability to achieve integration, compatibility, and performance targets Evaluating total cost of ownership and return on investment of various IT platform/infrastructure alternatives Key Responsibilities The overall ...

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
Moneybox
Location
London, United Kingdom
Salary
£ 80 K
investing, buying their first home, or planning for retirement.Job BriefMoneybox 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. This … 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 and integrate ...

Senior AI Deployment Engineer

Location
London, United Kingdom
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 ...

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 ...

Principal Architect

Hiring Organisation
Virtusa
Location
London, United Kingdom
Salary
£ 80 K
technical solutioning where required. Manage technical risks, dependencies, and architecture compliance. Required Skills & Qualifications Technical Skills Strong expertise in Microservices architecture Event-driven systems API design & integration Distributed systems Enterprise integration patterns Deep knowledge of cloud platforms AWS/Azure/GCP Experience with Kubernetes & Docker ...

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 ...

Senior Ruby Engineer

Location
Greater London, 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 ...

ServiceNow Developer/Administrator

Location
Greater London, England, United Kingdom
integrations between ServiceNow, Salesforce and other enterprise systems using REST/SOAP APIs Define data mappings, transformation, authentication, monitoring, error handling and reconciliation Troubleshoot integration, synchronisation, performance and security issues with system owners Gather and challenge requirements, assess feasibility and translate needs into practical technical solutions Explain ServiceNow options … Agile delivery and code review practices is desirable Exposure to ITOM, Discovery, Service Mapping, CSM, Performance Analytics, Service Portal or UI Builder is desirable Integration experience with Salesforce, Azure and Active Directory is desirable All applicants must have the right to work in the territory to which the role ...

Senior Information Security Infrastructure Engineer - Security Architecture - InfoSec

Location
United Kingdom
deploying and operating workloads (scheduled jobs, Helm charts, operators); troubleshooting pods/jobs in a cluster. Terraform – managing cloud and Elasticsearch resources as code. API integration – consuming REST APIs for data ingestion: authentication, pagination, rate limiting concurrency, and error handling. Python scripting – able to read, write, and modify … experience with cloud providers, preferably GCP, and working with audit and logging data. Knowledge of GitHub, PR-based workflows, GitHub Actions and Continuous Integration (CI). Knowledge of SOC operations and incident response (IR) workflows, including the use of security telemetry during investigations. Ability to develop and use dashboard ...

React Frontend Engineer

Location
United Kingdom
Responsibilities: Build responsive, accessible React screens using TypeScript, Redux Toolkit, and MUI X DataGrid within a collaborative pod model. Integrate frontend interfaces with backend API layers (CloudHub/OData/CHC) to connect real customer SQL database workflows seamlessly. Ship working, fully tested software on a weekly demo cycle … contracts and proper state management Experience with data-heavy UIs: grids, tables, filters, server-side pagination, real-time updates Comfort with REST/OData API integration — you’ve wired up front-ends to real backends and debugged the full request/response chain CSS/styling proficiency: responsive ...

Senior Machine Learning Engineer (AI / LLM Systems)

Hiring Organisation
Nicoll Curtin
Location
United Kingdom
Salary
£ 70 K
ownership, iteration, and real-world performance. The product focuses on: Long-running AI workflows Persistent context across interactions Multi-step reasoning and task execution Integration with external tools and systems The core challenge is designing ML systems that can behave reliably in production, even when model outputs are inherently … Whether you have: Shipped ML systems used by real users Owned ML systems end-to-end in production Worked with modern LLMs beyond simple API integration Your exposure to practical challenges such as: Model behaviour debugging and failure analysis Latency, throughput, and cost optimisation Monitoring, observability, and evaluation ...

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. ...

Data Architect

Hiring Organisation
Experis
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£620 - £660/day
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 ...

Java Developer (Market Data)

Location
City Of London, England, United Kingdom
/Reference Batch Data Modern development best practises including TDD and DevOps, being familiar with modifying CI/CD pipelines to maximise efficiency. REST API development and integration. A background in either Investment Banking or Investment Management, ideally demonstrating an understanding of financial products and the trade lifecycle. This ...