1 to 25 of 32 API Integration Jobs in the South East

QA Automation Engineer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
based solutions Design, build, maintain, and continuously improve automation frameworks and test suites, with a strong focus on ServiceNow Develop automated tests across UI, API, integration, performance, accessibility, and compatibility testing layers Work closely with engineers during development to identify defects early, validate ServiceNow configurations, and ensure solutions … structured and maintainable automated test suites Solid experience writing TypeScript or JavaScript, with a good understanding of object-oriented programming principles Strong understanding of API integration testing, functional end-to-end testing, accessibility, and cross-browser testing Experience testing ServiceNow integrations and APIs, using tools such as Postman ...

Data & Analytics Engineer

Hiring Organisation
REKOM Group
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£70,000
catalogue, strict role-based access control, row/column-level security and data retention policies to ensure full data compliance and internal standards. Data Integration, Engineering & DevOps Silo Elimination & Data Ingestion: Identify isolated data pockets across the business and unify them into the central platform. Design robust ELT/… ensure timely data delivery. Data Modelling & Quality Semantic Layer Design: Partner with the Business Systems team to design optimised data models, ensuring seamless integration with downstream BI tools. Business Logic Standardisation: Implement business rules within the transformation layer. Ensure consistent definitions of critical KPIs across all departments to create ...

Lead Developer

Hiring Organisation
ITSS Recruitment Ltd
Location
Wokingham, Berkshire, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
security best practices.· Monitoring, logging, and alerting (CloudWatch mastery) to ensure top performance.· Backup, disaster recovery, and business continuity planning experience.· RESTful API design & integration.· Git (GitHub/Bitbucket).· Modern, scalable CSS (SASS, CSS Modules).· Database experience (MySQL via AWS RDS).· Mobile development exposure (React Native ...

Logistics Software Engineer

Hiring Organisation
Gold Group Ltd
Location
Havant, Hampshire, England, United Kingdom
Employment Type
Temporary
Salary
£57,000 - £60,000 per annum
Software Engineer? Strong commercial experience as a C#/.NET full-stack developer Proven experience developing applications using ASP.NET Core Strong JavaScript skills, including API integration between applications Experience designing and working with relational databases (SQL Server, PostgreSQL, or Oracle) SharePoint experience (essential) Experience using source control (e.g. … essential) Experience working in Agile teams using tools such as Jira and Confluence Familiarity with DevSecOps, containerisation (Docker), or cloud deployment Understanding of data integration, analytics, and AI/ML concepts Awareness of information assurance, cybersecurity principles, and MoD information standards Background involving modelling or mathematical problem-solving ...

Network Automation Engineer (telecoms/ network)

Hiring Organisation
Talent Locker
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
using GitLab. Support deployment of containerised applications on Red Hat OpenShift. Learn and use Python, YAML, and Jinja templates for automation tasks. Assist with API integration and monitoring using API Management platforms. Help maintain documentation for automation processes. Work with teams to ensure smooth project delivery … Familiar with Python, YAML, JSON, CI/CD, and Git. Willing to learn automation platforms (Itential IAP, Cisco NSO). Understanding of WAF and API security basics. Strong problem-solving, communication, and documentation skills. To apply or find out more information on the role please send your ...

Web Developer

Hiring Organisation
Proactive Appointments
Location
Weybridge, Surrey, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
What You’ll Bring: Strong experience with React, React Native, .NET . Proficiency in HTML, CSS, Bootstrap , and frontend 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 ...

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 ...

Digital Platform Architect power platform

Hiring Organisation
Morgan Philips Specialist Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
similar certifications desirable] with recent experience of designing, documenting, and delivering complex digital solutions. Undertake development of customising Dataverse, canvas apps, API integration's with 3rd party systems. Any experience with AI, automation and digital service design principles Work closely with the wider team such ...

Dynamics Developer

Hiring Organisation
Meritus Talent
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
development Solid knowledge of Dataverse including data modelling, relationships, business rules, and role-based security Proven C# development experience for plugins, custom workflows, and API integrations Experience implementing Power Platform ALM using solutions, build tools, and deployment pipelines Background working in secure or regulated environments, with strong awareness ...

AI Engineer

Hiring Organisation
Certain Advantage
Location
South East London, London, United Kingdom
Employment Type
Contract
Central London during the week. We are seeking Engineers skilled in python with a strong focus on GenAI AI and LLMs to lead the integration of cutting-edge language technologies into real-world applications. If youre someone passionate about building scalable, responsible, and high-impact GenAI solutions then this … help make your application as relevant as possible, please ensure your CV demonstrates any prior experience you have relating to the below; System Integration & Deployment Model Deployment: Flask, FastAPI, MLflow Model Serving: Triton Inference Server, Hugging Face Inference Endpoints API Integration: OpenAI, Anthropic, Cohere, Mistral APIs ...

D365CE Developer

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 per annum
Strong experience in Dynamics 365 CE development (plugins, workflows, JavaScript, C#). Familiarity with Power Platform and Dataverse . Knowledge of Azure services and API integrations. Excellent communication and problem-solving skills. What's on Offer Competitive salary up to £55,000 . Hybrid working model (London office). ...

Lead Full Stack Engineer

Hiring Organisation
KHUDA TECHNOLOGY LIMITED
Location
Crawley, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
expertise with React (preferred), Angular, or jQuery. SharePoint Online knowledge, including SPFx and custom solutions. Microsoft Power Platform experience (Power Apps, Power Automate). Integration experience with Microsoft 365 services. Familiarity with DevOps tools, CI/CD pipelines, and version control (Azure DevOps, Git). Full stack experience with … modern back-end technologies (Node.js, Java, Python). SQL and NoSQL database experience and RESTful API integration. Exposure to cloud platforms (Azure, AWS, or Google Cloud). Proven experience leading developers and delivering secure, high-quality applications in Agile environments. Desirable Experience with Dataverse, Jira, or Azure Boards. Familiarity ...

Lead Full-Stack Developer

Hiring Organisation
Experis
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £650/day
services in cloud environments (AWS, Azure or GCP) Use containerisation tools such as Docker Quality & Collaboration Lead and participate in code reviews Write unit, integration and end-to-end tests (JUnit, Testcontainers, Vitest, Storybook) Maintain clear technical documentation Work closely with product, architecture and delivery teams Embed security best … Commercial expertise in Java plus at least one other back-end language (ideally Python) Solid experience with React and modern front-end tooling Strong API design and integration experience Good working knowledge of Linux and Windows environments Proven problem-solver with strong analytical skills Experience with relational databases ...

Sales Force Marketing Cloud Specialist

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £56,000 per annum
stakeholders. Technical expertise Proficient in SFMC modules: Email Studio, Journey Builder, Automation Studio. Strong knowledge of AMPscript and SQL for data manipulation. Experience with API integrations and troubleshooting complex workflows. Marketing knowledge Understanding of lifecycle marketing, segmentation, and personalisation strategies. Familiarity with GDPR and data compliance in marketing automation. ...

Senior Full-Stack Developer

Hiring Organisation
Goodman Masson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £70,000 per annum
Requirements Proven experience as a full-stack developer Strong proficiency in .NET (C#), JavaScript, and modern frontend frameworks Solid experience with SQL databases and API design and integration Excellent problem-solving, communication, and organisational skills Ability to work proactively on independent projects and collaboratively within a team Familiarity ...

Payments Solution Architect

Hiring Organisation
Stackstudio Digital Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £600 per day
initiative. Desirable (Not Mandatory) Knowledge of BIAN, TOGAF, ArchiMate, or C4 . Experience with Avolution Abacus or similar architecture tools. Familiarity with microservices, API integration patterns, and cloud concepts such as AWS . Exposure to global banking environments or large-scale payment transformations. What We Do Not Want … Channel, mobile, front-end, or API-only specialists with limited understanding of the execution layer. Engineers or developers without architecture experience at scale. Payments product owners without hands-on architecture or design experience. People whose payments experience is limited to card issuing or eCommerce gateways without knowledge of core ...

Dynamics 365 Business Central Technical Lead

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £95,000 per annum
involve the successful candidate holding full technical ownership of my clients D365 BC environment - working hands on with a range of exciting process improvement, integration and roll out projects, whilst collaborating with technical/functional departments to ensure the system is maximised for the years to come. The position … project phase dependant. What the role involves? Technical ownership of D365 Business Central environment Contributing hands on to programming/development on new improvement, integration, roll out projects (AL extensions, .NET) Mentoring development team and spearheading best practice within the business applications team Technical analysis, requirement gathering and design ...

Graduate Data Analyst - Remote - Data / Analytics - Must have a STEM degree - Strong Excel.

Hiring Organisation
The Workplace Consultancy
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £30,000 per annum
doing: Quality-checking and validating lead data across multiple sources Setting up and launching campaigns using data validation systems (training provided) Supporting API integrations and campaign operations Analysing campaign performance, response rates, and data segments Ensuring a consistently high level of service for global clients What we’re looking ...

Lead Full-Stack Developer

Hiring Organisation
Goodman Masson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £110,000 per annum
develop, and maintain high-quality software solutions across the full stack Architect and implement systems using .NET, JavaScript, SQL, and modern frontend frameworks Oversee API design and integrations, ensuring secure and efficient data exchange Translate business and stakeholder requirements into clear technical solutions Conduct code reviews and ensure adherence … ideally with experience in a technical lead role Strong proficiency in .NET (C#), JavaScript, and modern frontend frameworks Solid experience with SQL databases and API design and integration Demonstrated leadership ability with strong communication and organisational skills A proactive, problem-solving mindset with the ability to work independently ...

Graduate Campaign Analyst - STEM Graduate - Data led Marketing.

Hiring Organisation
The Workplace Consultancy
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £30,000 per annum
doing: Quality-checking and validating lead data across multiple sources Setting up and launching campaigns using data validation systems (training provided) Supporting API integrations and campaign operations Analysing campaign performance, response rates, and data segments Ensuring a consistently high level of service for global clients What we’re looking ...

Marketing Automation Manager

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
technical stakeholders Proficient in SFMC modules: Email Studio, Journey Builder, Automation Studio Strong knowledge of AMPscript and SQL for data manipulation Experience with API integrations and troubleshooting complex workflows Understanding of lifecycle marketing, segmentation, and personalisation strategies Familiarity with GDPR and data compliance in marketing automation Ability to diagnose ...

Power Platform Developer - SC Cleared

Hiring Organisation
Morgan Hunt Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£575 per day
security roles, entity permissions, authentication, and site configurations. Proficient in scripting and client-side customisation. Experience developing and maintaining Copilot Studio plugins, actions, and API integrations. Strong troubleshooting skills for live system support. Familiarity with Power Automate, custom connectors, and ALM practices. £575 Per Day Inside IR35 SC Clearance ...

People Technology Lead

Hiring Organisation
Insite Public Practice Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
bring: Demonstrable experience managing complex HR system implementations, ideally including full-cycle HRIS or LMS projects A strong grasp of system architecture, API integrations, data flows, and configuration best practice Proven ability to engage confidently with senior stakeholders, translating system capabilities into business value Experience leading change programmes ...

Workday Project Manager

Hiring Organisation
Context Recruitment Limited
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£650 - £700 per day
Workday implementation project Work closely with HR and tech teams to implement multiple Workday modules Oversee integrations with COINS and Kronos/UKG (API integration experience essential) Ensure process mapping is clear, accurate and supports a complex rollout Act as the main point of contact for 3rd party … project on track and delivering outcomes Requirements: Proven experience managing Workday implementations Strong process mapping and project management skills Hands-on experience with Workday API integrations Solid, confident personality with excellent clarity in communication 4 days per week onsite (Central London)/1 day WFH. Working hours ...

Tableau SME

Hiring Organisation
CODEVERSE LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
analytics workflows • Scalability & performance: Ensure solutions are modular, performant, and scalable across OpCos, with CI/CD, automated testing, and cloud-native deployment • Operational integration: Embed visualisations into BA workflows, enabling real-time decision-making and measurable impact • Communication: Work closely with stakeholders to gather and translate requirements into … ability to integrate quickly into new teams and deliver immediate value • (Preferred) Experience with Python for data processing or automation • (Preferred) Strong knowledge of API integration. • (Preferred) Hands-on experience with modern frontend frameworks (React, Next.js, Typescript, etc) • (Preferred) Hands-on experience with cloud platforms (AWS preferred); familiarity with ...