1 to 25 of 60 API Integration Jobs in the South East

AI UX Engineer - £350PD - Remote

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£300 - £350 per day
deployment, and prompt engineering Agentic workflow development, ideally using AWS AgentCore Multi-agent orchestration frameworks such as AWS Strands Agents, LangGraph, or similar LLM integration and fine-tuning (Claude, GPT-4, or equivalent) Strong prompt engineering skills, including chain-of-thought reasoning RAG & Knowledge Systems Implementation of Retrieval-Augmented … Experience with vector databases such as CockroachDB, Pinecone, or similar Embedding model optimisation and semantic search Context window management and chunking strategies MCP & Tool Integration Model Context Protocol (MCP) implementation LLM tool calling and API design AWS Lambda integration with agents AI Safety & Evaluation Guardrail implementation (hallucination ...

Senior Systems Engineer - Identity & Endpoint

Hiring Organisation
i-confidential
Location
Guildford, Surrey, UK
Employment Type
Full-time
role ensures secure, scalable, and compliant access controls across the organisation. You'll work hands-on with identity providers, mobile device management, and enterprise integration platforms to maintain a robust and secure environment . Outside IR35, 6 Months, Remote U K Required Skills & Experie nceAdvanced Okta experience (configuration, troubleshooting … API integratio n).Kandji MDM administration experti se.Strong knowledge of SSO/SAML/OIDC protocols and implementati on.API integration and automation (REST, webhooks, MC P).Proficiency in Python or scripting for automati on.Excellent communication and documentation practi ces Key Responsibili ties Identity & Access Manag ementAdminister and optimise ...

Senior Systems Engineer - Identity & Endpoint

Hiring Organisation
i-confidential
Location
Reading, Berkshire, UK
Employment Type
Full-time
role ensures secure, scalable, and compliant access controls across the organisation. You'll work hands-on with identity providers, mobile device management, and enterprise integration platforms to maintain a robust and secure environment . Outside IR35, 6 Months, Remote U K Required Skills & Experie nceAdvanced Okta experience (configuration, troubleshooting … API integratio n).Kandji MDM administration experti se.Strong knowledge of SSO/SAML/OIDC protocols and implementati on.API integration and automation (REST, webhooks, MC P).Proficiency in Python or scripting for automati on.Excellent communication and documentation practi ces Key Responsibili ties Identity & Access Manag ementAdminister and optimise ...

Full Stack Developer

Hiring Organisation
Civil Aviation Authority
Location
Crawley, West Sussex, UK
Employment Type
Full-time
tech stacks that match the CAAs as described below: Frontend Skills (Strong UI development, performance optimisation, accessibility) Tech Stack: React, Next.js, Typescript Backend Skills (API development, secure coding, integration logic) Tech Stack: .NET (C#) Azure Hosting & Infrastructure Storage Account Azure SQL/Postgres Azure Key Vault Azure Front … Door + WAF Application Insights Azure DevOps and CI/CD pipelines Monitoring, Security and Logging Integration Experience Secure coding practices REST API development and integration with external services Gov.UK Pay (or other payment providers, secure payment gateway integration) Experience with Dynamics 365 (D365) API ...

Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
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 …/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 ...

Java Engineer

Hiring Organisation
Profile 29
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £60,000 per annum
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 …/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 ...

Ecommerce Developer

Hiring Organisation
Peaple Talent
Location
Slough, Berkshire, UK
Employment Type
Full-time
supporting platforms like Akeneo. The perfect candidate will possess a strong grasp of eCommerce system design and architecture, enjoy tackling complex data synchronization and API integration challenges, and take pride in building backend solutions that keep their digital operations running flawlessly and their customers satisfied. Key Responsibilities: Architect … related commerce technologies. Build and maintain secure, high-performance APIs and automated data workflows. Continuously monitor data integrity, investigate synchronization issues, and fine-tune integration performance for maximum reliability. Oversee and enhance Shopify Plus backend operations, including custom app development, webhooks, middleware integrations, and API- based extensions tied ...

Ecommerce Developer

Hiring Organisation
Peaple Talent
Location
Portsmouth, Hampshire, UK
Employment Type
Full-time
supporting platforms like Akeneo. The perfect candidate will possess a strong grasp of eCommerce system design and architecture, enjoy tackling complex data synchronization and API integration challenges, and take pride in building backend solutions that keep their digital operations running flawlessly and their customers satisfied. Key Responsibilities: Architect … related commerce technologies. Build and maintain secure, high-performance APIs and automated data workflows. Continuously monitor data integrity, investigate synchronization issues, and fine-tune integration performance for maximum reliability. Oversee and enhance Shopify Plus backend operations, including custom app development, webhooks, middleware integrations, and API- based extensions tied ...

Application Developer

Hiring Organisation
Proactive Appointments
Location
Weybridge, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 45,000 - 55,000 Annual
Bring: Strong experience with React, React Native, .NET . Proficiency in HTML, CSS, Bootstrap , and Front End development. Solid understanding of SQL , API integration , and Azure . Experience with mobile app development , unit testing , and DevOps tools (GitHub, Azure DevOps). Knowledge of security best practices and software ...

Data Engineer Python/SQL -TOP Asset Manager!

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Data Lake Work with Python, SQL, Spark, AWS, Docker, CI/CD Orchestrate workflows using Airflow, Prefect, or Dagster Support ETL, API integrations, and high-quality data validation Translate business needs into technical solutions with full ownership What You Need STEM degree (Computer Science, Engineering, Maths, etc.) 2+ years ...

Senior Front End Developer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £90,000 per annum
following: React , React Native , TypeScript, JavaScript (ES6+), HTML, CSS, Component-Driven Architecture, Design Systems, State Management (Redux, MobX, Apollo, Zustand), Accessibility, Testing, Performance Optimisation, API Integration, Vite, Webpack, Storybook, and mobile development using React Native . All positions come with the following benefits: * Unlimited holiday* Free medical, dental ...

Senior Product Manager at AdTech Scale Up (Remote)

Hiring Organisation
Grey Matter Recruitment
Location
Southampton, UK
Employment Type
Full-time
plus Exceptional communication skills across technical and non-technical audiences Experience managing direct reports Strong analytical mindset and data-driven decision-making Understanding of API integrations and Agile methodologies Bonus: Experience building optimisation or AI/ML-powered AdTech solutions Background growing products across multiple verticals Industry thought leadership ...

Senior Product Manager at AdTech Scale Up (Remote)

Hiring Organisation
Grey Matter Recruitment
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
plus Exceptional communication skills across technical and non-technical audiences Experience managing direct reports Strong analytical mindset and data-driven decision-making Understanding of API integrations and Agile methodologies Bonus: Experience building optimisation or AI/ML-powered AdTech solutions Background growing products across multiple verticals Industry thought leadership ...

Senior Product Manager at AdTech Scale Up (Remote)

Hiring Organisation
Grey Matter Recruitment
Location
Guildford, Surrey, UK
Employment Type
Full-time
plus Exceptional communication skills across technical and non-technical audiences Experience managing direct reports Strong analytical mindset and data-driven decision-making Understanding of API integrations and Agile methodologies Bonus: Experience building optimisation or AI/ML-powered AdTech solutions Background growing products across multiple verticals Industry thought leadership ...

Senior Product Manager at AdTech Scale Up (Remote)

Hiring Organisation
Grey Matter Recruitment
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
plus Exceptional communication skills across technical and non-technical audiences Experience managing direct reports Strong analytical mindset and data-driven decision-making Understanding of API integrations and Agile methodologies Bonus: Experience building optimisation or AI/ML-powered AdTech solutions Background growing products across multiple verticals Industry thought leadership ...

Senior Product Manager at AdTech Scale Up (Remote)

Hiring Organisation
Grey Matter Recruitment
Location
Newport, Isle of Wight, UK
Employment Type
Full-time
plus Exceptional communication skills across technical and non-technical audiences Experience managing direct reports Strong analytical mindset and data-driven decision-making Understanding of API integrations and Agile methodologies Bonus: Experience building optimisation or AI/ML-powered AdTech solutions Background growing products across multiple verticals Industry thought leadership ...

Digital Services and Systems Team Leader

Hiring Organisation
Reigate and Banstead Borough Council
Location
Reigate, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP 48,075 - 62,004 Annual
prioritizing based on ROI and strategic fit. Oversee the development of online forms using low-code platforms (e.g., Granicus govService), HTML/CSS, and API integration. Support systems administration for both legacy and modern cloud platforms. Plan and coordinate software rollouts, including governance, training, and change communication. Lead ...

Senior Embedded Android Developer

Hiring Organisation
Technology Resourcing
Location
Oxford, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£80000 - £95000/annum hybrid working + many benefits
embedded devices (not just mobile apps). Strong Java for Android skills , including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex technical issues to technical and non-technical colleagues. Desirable ...

Senior Embedded Android Developer

Hiring Organisation
TECHNOLOGY RESOURCING LIMITED
Location
Oxford, Oxfordshire, South East, United Kingdom
Employment Type
Permanent
Salary
£95,000
embedded devices (not just mobile apps). Strong Java for Android skills , including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex technical issues to technical and non-technical colleagues. Desirable ...

Senior Engineer

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
days in London office What you'll do: Refactor C# apps into Python for performance Build real-time data pipelines with Snowplow Develop API integrations (Appsflyer, Firebase, sGTM) Design cloud solutions in Azure with alerting and failover Ensure scalability and reliability across global operations Tech Stack: Python (Flask, FastAPI ...

Senior Embedded Android Software Engineer

Hiring Organisation
Technology Resourcing
Location
Dartford, Kent, UK
Employment Type
Full-time
embedded devices (not just mobile apps). Strong Java for Android skills, including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex technical issues to technical and non-technical colleagues. Desirable ...

Senior Embedded Android Software Engineer

Hiring Organisation
Technology Resourcing
Location
Newport, Isle of Wight, UK
Employment Type
Full-time
embedded devices (not just mobile apps). Strong Java for Android skills, including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex technical issues to technical and non-technical colleagues. Desirable ...

Senior Embedded Android Software Engineer

Hiring Organisation
Technology Resourcing
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
embedded devices (not just mobile apps). Strong Java for Android skills, including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex technical issues to technical and non-technical colleagues. Desirable ...

Cloud DevOps Engineer

Hiring Organisation
Additional Resources Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
similar role. Technical expertise in virtual cloud firewalls (CheckPoint, Cisco) and cloud security best practices. Strong Python programming skills for automation, API integration, and orchestration. Proven knowledge of routing protocols (BGP, OSPF) and high-availability architecture. Hands-on experience with Infrastructure-as-Code tools (e.g., Terraform, Pulumi ...

Cloud DevOps Engineer

Hiring Organisation
The Fortune Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
Cloud DevOps Engineer, Platform Engineer, or similar role. Strong understanding of cloud security and compliance in financial services. Proficiency in Python for automation and API integration. Hands-on experience with routing protocols and high-availability architectures. Expertise in Infrastructure-as-Code and modern DevOps methodologies. Solid Linux knowledge ...