1 to 25 of 166 API Integration Jobs in England

Solutions Architect - API Integration - Financial Services - FinTech Excellent opportunity opens for a hands on Solutions Architect to join a fast growing FinTech organisation and play a pivotal role in designing, implementing, and governing modern API-led and integration-driven solutions. You will work closely with product … understand requirements, define scalable architectures, and enable seamless connectivity between internal platforms, third-party providers, and external ecosystems. The ideal candidate will bring strong API and integration expertise, a modern cloud mindset, and the strategic vision required to support high-growth, technology-led financial services environments. Key Responsibilities ...

API Platform Architect – Azure, Kubernetes, Terraform, API Management (Hands-On Role) Overview We are seeking an experienced and highly technical API Platform Architect to lead the architecture, engineering, and continuous evolution of our enterprise API Platform. This role is fully hands-on , combining deep expertise … Azure cloud services, Kubernetes, Terraform, API security, and distributed systems with the ability to guide, review, and contribute to .NET Core API development practices . The architect will define and maintain the vision and standards for the platform while actively engaging in coding, troubleshooting, design reviews, and production ...

seeking an experienced and highly technical API Platform Architect to lead the architecture, engineering, and continuous evolution of our enterprise API Platform. This role is fully hands-on , combining deep expertise in Azure cloud services, Kubernetes, Terraform, API security, and distributed systems with the ability to guide … review, and contribute to .NET Core API development practices . The architect will define and maintain the vision and standards for the platform while actively engaging in coding, troubleshooting, design reviews, and production support. Key Responsibilities & Requirements 1. Architecture Leadership & Platform Ownership Own the architecture, design, standards, patterns ...

Role Title: Business Analyst - API Payments Umbrella rate: £350 - £385/Day Location: Knutsford Duration: 12 Months Days on site: 2-3 We are seeking a highly skilled Payments Business Analyst with strong experience in API integration and a solid understanding of the Payments domain. The ideal … candidate will act as a bridge between business stakeholders and technical teams, ensuring seamless delivery of payment solutions and API-driven integrations. Key Responsibilities * Requirements Gathering & Analysis o Collaborate with business stakeholders to understand payment workflows, transaction processing, and integration needs. o Document functional and non-functional requirements ...

Title : Workday Integration Developer 3 months Remote Inside IR35 - umbrella only Role requirements: Minimum of 3 years of experience with Workday HCM integrations - development, maintenance & support. Experience of Workday Integration Tools: Proficiency with Workday's integration tools and technologies, including Workday Studio, Enterprise Interface Builder … Workday Web Services (WWS). System Integration: Skills in integrating Workday with external systems, such as ERP, CRM. Workday report writer and Payroll interfaces PECI & PICOF. Programming Languages: Knowledge of programming languages such as XSLT for data transformation and scripting languages like JavaScript or Groovy for custom integrations. API ...

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 ...

classification, regression, clustering, and NLP tasks. Understanding of model evaluation metrics, hyperparameter tuning, feature engineering, and MLOps practices for production deployment. Generative AI & LLM Integration - Proficient in working with Large Language Models including OpenAI GPT models, Anthropic Claude, Azure OpenAI, and open-source alternatives (Llama, Mistral). Experience with … automation solutions that leverage natural language understanding. Appian BPA Platform - Strong experience with Appian low-code platform including process modelling, interface design, expression rules, integration objects, and data modelling. Skilled in building end-to-end business process applications, configuring workflows, implementing business rules, managing records, and integrating Appian with ...

short-term delivery needs with long-term maintainability and scalability. Ensure applications are performant, accessible, secure, and compliant with relevant standards and regulations. Platform & Integration Lead the integration of front-end platforms with backend services using GraphQL APIs, and third-party systems to deliver seamless … accessibility standards. Experience designing and maintaining CI/CD pipelines , using version control effectively, and working within modern development workflows. Solid understanding of secure API integration , authentication and authorisation flows , and modern UI architecture (GraphQL experience preferred). Comfortable leading design implementation and collaborating closely with Product ...

short-term delivery needs with long-term maintainability and scalability. Ensure applications are performant, accessible, secure, and compliant with relevant standards and regulations. Platform & Integration Lead the integration of mobile platforms with backend services using GraphQL APIs, and third-party systems to deliver seamless end-to-end user … Native is essential , with a strong grasp of front-end design patterns and best practices in mobile SDLC. Proven experience of REST/GraphQL API integration with mobile applications Solid understanding of mobile application fundamentals: iOS/Android app lifecycle, performance constraints and release management Proven hands ...

with AEM Sling Models Working within enterprise CMS-driven architectures Core Technical Skills HTML5, CSS3, JavaScript (ES6+) React.js & TypeScript State management (Redux/Zustand) API integration (REST/GraphQL) Version control using Git Front-end testing (Jest, Cypress, etc.) Strong debugging and performance optimisation skills 📩 Interested? Apply ...

Engineer to support a large-scale mainframe modernisation programme within a complex enterprise environment. This is a contract role, ideal for specialists in secure API integration and legacy-to-digital transformation. The Role Youll design, build and support high-performance integration solutions using IBM DataPower Gateway, exposing … core mainframe services as modern APIs. Working across hybrid environments, youll bridge z/OS applications with API platforms and cloud-native services, ensuring security, resilience and scalability. Key Responsibilities Design and configure IBM DataPower services (MPGW, XML Firewall, WS-Proxy) Expose CICS, IMS, DB2 and MQ services ...

Applications Manager/Applications Manager Knowledge, Sills and Experience: * Proficient in SQL, C#, Python, Java, HTML/CSS, and related development frameworks. * Understanding of API integration, data modelling, and application performance tuning. * Strong project management skills are essential for implementing new systems or major upgrades. * Experience managing software ...

Data Factory. Implement medallion architectures in Microsoft Fabric Lakehouse/Warehouse or Azure Synapse. Develop and maintain dbt projects including models, tests, and documentation. API Integrations & Semistructured Data Build connectors for REST/GraphQL APIs with proper authentication and schema handling. Ingest and normalise JSON/Parquet with schema … star/snowflake schemas; medallion architecture; staging→curated marts). Handling large datasets and performance optimisation (file/partition strategy, caching, query design). Integration: API ingestion (OAuth2/API keys, pagination, error handling, schema evolution). Working with JSON/Parquet and Delta/Parquet storage ...

Flask frameworks Experience with React, Vanilla JS, and Node.js .NET Framework/C# development skills Azure cloud deployment experience Familiarity with YAML pipelines Strong API integration and workflow automation skills SQL and data integration expertise Familiarity with Azure DevOps or similar CI/CD tools Knowledge ...

Expert-level proficiency in HTML, CSS, JavaScript Strong experience with React. Familiarity with cloud platforms (Azure or AWS) Experience with CI/CD and API integration Ability to mentor and collaborate effectively within a team Desirable Extras: Experience with Docker and backend API development Exposure to continuous ...

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 ...

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 ...

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 ...

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 ...

+ Bens The successful applicant will lead the management and continuous improvement of the Law firms business applications portfolio, ensuring system performance, integration, and alignment with the firms strategic and security objectives. The role will actively engage with Partners, fee earners and business support teams to identify, prioritise … application performance, risk status, and strategic progress. Skills Required Proficient in SQL, C#, Python, Java, HTML/CSS, and related development frameworks. Understanding of API integration, data modelling, and application performance tuning. Strong project management skills are essential for implementing new systems or major upgrades. Experience managing software ...

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 ...

experience in designing and developing using Microsoft Power Pages, including significant hands-on development. Demonstrated proficiency with Microsoft Dataverse, website authentication, security roles, and API integrations with systems like Dynamics 365. Experience in documenting defects and enhancements and developing appropriate solutions. Solid understanding of the Software Development Lifecycle (SDLC ...

Python, PySpark, or Scala for data processing. Familiarity with CI/CD practices. Experience with Data lake, Data warehouse and Medallion architectures. Understanding of API integrations and streaming technologies (event hub). Version control (Git), Agile Delivery, and DevOps best practices. Excellent communication and stakeholder management skills. Collaborative mindset ...

contributing to technical strategy and best practice within an Agile environment. Key Responsibilities Design, develop, verify, test, document and refactor complex applications, scripts and integration services Participate in and lead peer code reviews to ensure quality and adherence to standards Select and apply appropriate development methods, tools and techniques … Agile ceremonies and contribute to team culture and delivery excellence Your Profile Essential Skills & Experience Front-End Development: React (including Hooks) SWR for REST API integration Next.js Styled Components HTML, Modern JavaScript & CSS Jest Back-End Development: C# ASP.NET Core (v8+) Entity Framework Core (v8+) xUnit SQL Desirable ...

Developer - SaaS - Swindon (Hybrid, 3 Days in Office) (Tech stack: Web Developer, .NET Framework, WebForms, ASP.NET MVC, React, TypeScript, SCSS, Accessibility, API Integration, Performance Optimisation, Testing, Front End Developer) Our client is an established technology business that builds and maintains sophisticated digital platforms used across multiple sectors. They ...