1 to 25 of 113 API Design Jobs

Integration Architect

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
within our DNA. Invest in us andwellinvest in you!. Job Description We are looking for an experienced Integration Solutions Architect to lead the design, governance and modernisation of enterprise integration solutions across cloud-native, legacy and external partner environments. The role will have a strong focus on Microsoft … Azure and Azure API Management (APIM) , designing secure, scalable and resilient integration architectures. You will work closely with engineering, platform, DevOps and architecture teams to establish API standards, integration patterns, automated deployment approaches and secure connectivity across Azure environments. Key Responsibilities Lead the end-to-end architecture ...

Senior Software Engineer (Full Stack) — Java & React

Hiring Organisation
Zühlke Engineering
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
maintain high standards of engineering quality. How you will make an impact Build and maintain reliable JVM-based services using Kotlin or modern Java. Design and develop APIs and integrations following industry standards. Contribute to API design standards and documentation. Deliver complete end-to-end features … Understanding the difference between relational, NoSQL and other persistence technologies. Experience building shared platforms, common services or greenfield technical foundations. Building APIs adhering to design principles such as RESTful API design Building observable systems Experience in regulated or financial-services environments. Exposure to payments, transaction processing ...

Principal Engineer (Gen AI and MACH Architecture)

Hiring Organisation
Akqa
Location
London, United Kingdom
Salary
£ 70 K
believe in the imaginative application of art and science to create beautiful ideas, products and services. With an entrepreneurial and collaborative approach, we design and build adaptive digital products, services and experiences that capture the imagination and deliver impressive returns for our clients.We are looking for a senior, architecture … technical leadership, architecture and team guidance.You will lead the technical direction of complex client programmes across MACH architectures and production Generative AI; spanning Design to Code workflows, solution design and API contracts through to cloud infrastructure, deployment and ongoing operation. You will own architecture decisions, write ...

Senior Platform Engineer

Hiring Organisation
Willis Towers Watson
Location
Reigate, Surrey, United Kingdom
Salary
£ 70 K
Provide technical input, guidance and leadership to the team (including code quality, best practices, processes, some aspects of release management, etc.).Assist in the design and documenting of solutions meeting functional and non-functional requirements.Lead by example getting directly involved in the day-to-day delivery of work with … control plane engineeringPractical experience designing and developing management and controlplane capabilities for line of business or SaaS applications, including stack/environment management, API design for platform services, and developer/operator UX.Experience working with or designing Azure stamp-based or scale‐unit architectures, including multi-region ...

Application Architect

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, Nottinghamshire, United Kingdom
Salary
£ 70 K
Come join the Risk Intelligence Content Curation and Distribution team as an Application Architect, and help drive application design, as we support our World-Check customers in protecting against sanctions evasion, money laundering, human trafficking, terrorisim and more!Role summary:The Application Architect plays a key technical role within … this role contributes to their the architecture and technical direction on the Risk Content Curation and Distribution PlatformThis role focuses on application‐level architecture, design quality, and technical guidance, working closely with Solution Architects, Product Owners, and engineering teams. You will help translate business and non‐functional requirements into ...

Senior Platform Engineer

Hiring Organisation
WTW
Location
Reigate, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
technical input, guidance and leadership to the team (including code quality, best practices, processes, some aspects of release management, etc.). Assist in the design and documenting of solutions meeting functional and non-functional requirements. Lead by example getting directly involved in the day-to-day delivery of work … control plane engineering Practical experience designing and developing management and controlplane capabilities for line of business or SaaS applications, including stack/environment management, API design for platform services, and developer/operator UX. Experience working with or designing Azure stamp-based or scale-unit architectures, including multi ...

Solution Architect

Hiring Organisation
ISR RECRUITMENT LIMITED
Location
Nationwide, United Kingdom
Employment Type
Contract
Contract Rate
£540 - £560/day (Outside IR35)
strong software engineering background who can turn complex requirements into clear designs and practical development tasks. Working alongside established delivery squads, you will design and assure technical solutions, resolve complex integration challenges and translate architecture into actionable engineering work and shape solutions across interconnected platforms and external services. Your … work will span API design, systems integration, platform enhancements and technical migrations, taking solutions from initial design through assurance and into implementation. Skills and Experience: Proven Solution Architecture experience combined with a strong software engineering background. Expertise in API design, system integration and cloud-based ...

Senior Application Architect (Java with AWS)

Hiring Organisation
London Stock Exchange Group
Location
Nottingham, Nottinghamshire, United Kingdom
Salary
£ 70 K
innovation within the LSEG ecosystem.WHAT YOU'LL BE DOING: Build Logical, Physical, Implementation and Process Solution Architecture designs where required.Be responsible for cloud infrastructure design and develop detailed architecture design for the application.Through understanding of cloud native architecture and principles.Optimise cost of cloud solutions by identifying waste … implementation for availability, recovery, reusability, performance, maintainability, security, capacity, and compatibility.Partner with Solution Architects to produce where required:Domain/business logic model designInteroperability design such as API and MessagingData model designPartner with the Infrastructure team to produce physical architecture designs.Pair design with other Application Architects ...

SAP BTP Integration Architect

Hiring Organisation
Vbeyond
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
govern the end-to-end integration strategy for the S/4HANA Bluefield migration, ensuring alignment with enterprise architecture principles. Architect BTP Solutions: Design and architect robust integration scenarios using the full suite of SAP BTP services, with a heavy focus on SAP Integration Suite (Cloud Integration/… API Management, and Event Mesh. Govern Technical Design: Lead design authority sessions to review and approve all integration patterns, ensuring they are standard, reusable, and fit for purpose. Bluefield Migration Expertise: Provide expert guidance on the unique integration challenges of a Bluefield (system conversion) migration, including ...

Software Engineer Mid-level (Java Full Stack)

Hiring Organisation
USAA
Location
San Antonio, Texas, United States
Employment Type
Permanent
Salary
USD Annual
within the Investment Experience Technology organization at USAA, part of the Technology group. As an engineer on our new investment services platform, you will design and implement high-impact solutions. Collaborate with a strong team to deliver scalable, high-quality software. This is your opportunity to be part … following locations: San Antonio, TX, Plano, TX, Phoenix, AZ, or Charlotte, NC. Relocation assistance is not available for this position. Tasks: Design, develop, code, and test complex technical solutions Investigates and resolves complex application and system technical problems and production issues through troubleshooting techniques. Continually improves operations by conducting ...

Product Lead - Integrations and Orchestrations

Hiring Organisation
WPP
Location
London, United Kingdom
Salary
£ 70 K
delivery.• Produce high-quality, engineering-ready requirements that are clear, testable, prioritised, technically feasible and traceable to business outcomes.• Own and prioritise delivery of API-first, event-driven, asynchronous, and system-to-system integrations across SaaS and bespoke platforms.• Facilitate workshops and working sessions to clarify requirements, resolve ambiguity … need:• Experience as a Product Owner, Technical Product Manager, Technical Analyst, Platform Owner, or Integration Lead in a complex enterprise environment.• Strong understanding of API design, API-led integration, system-to-system integration, workflow orchestration, event-driven patterns, domain-driven design, and data exchange.• Experience managing ...

Ui Full Stack Developer

Hiring Organisation
Knackhook
Location
Santa Clara, California, United States
Employment Type
Any
Salary
USD Annual
Full Stack Developer to our Direct Client in Santa Clara, CA. The ideal candidate will have strong expertise in Node.js, React, Microservices architecture, and API development. Job Requirements Design, develop, test, and maintain full-stack applications using React and Node.js. Build and enhance scalable microservices and RESTful APIs … following modern engineering standards. Design and implement secure, well-documented APIs for internal and external consumers. Develop cloud-native, event-driven architectures supporting high-scale applications. Collaborate with product management and UX teams to translate business requirements into technical solutions. Participate in architecture reviews, code reviews, and engineering best ...

Senior Software Architect - C#/.NET & Distributed Systems

Hiring Organisation
Computer Futures
Location
United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 - 100,000 Annual
market-leading Warehouse Control System platform. This position will suit a hands-on architect who enjoys working across the full software lifecycle, from solution design and architecture through to technical leadership, customer engagement and delivery. You'll help shape the future direction of a highly scalable warehouse automation platform … scalable and capable of supporting increasingly sophisticated automation technologies. Key Responsibilities Own and define application, integration, deployment and data architecture across the WCS platform. Design scalable, resilient and maintainable software solutions using modern Microsoft technologies. Collaborate with engineering teams to establish architectural standards, development frameworks and technical governance. Lead ...

Lead Java Full-Stack Engineer

Hiring Organisation
CYNET SYSTEMS
Location
Issaquah, Washington, United States
Employment Type
Permanent
Salary
USD Hourly
Range: $60.00hr - $65.00hr Job Overview: Our client is seeking an experienced Full-Stack Engineer/Technical Lead to design, build, and maintain high-performance, enterprise-grade applications. In this role, the candidate will work across the entire stack-from modern web interfaces powered by Angular 19 to lightweight microservices … Java 23 and Micronaut 4.9.3, deployed on Google Cloud Platform (GCP) using Google Kubernetes Engine (GKE), and backed by AlloyDB (PostgreSQL). Responsibilities: Design and develop modern, responsive, and high-performance frontend interfaces using Angular 19. Implement state management, reactive programming patterns, and seamless API integrations. Architect, build ...

Chief Technology Officer

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
lead the next phase of our technology transformation journey to create great products and services for the organisation. Main Responsibilities Responsible for the overall design and solution architectureinvolvinglargedata. Lead and maintain key design decisions and existing solution architecture documents. Demonstrate a Product delivery mindset, and drive capabilities … existing eCommerce and data infrastructure for scalability and expansion. Skills: Detailed knowledge and previous experience with AI and Claude. Strong understanding of architecture, discovery, design and delivery of Enterprise, Cloud and Security technologies, preferably in a Microsoft technology stack. C# .NET Core, REST API Design and Development ...

Senior Software Engineer, Reference Data Platform (Python/Oracle) - AVP

Hiring Organisation
Citigroup
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
Senior Programmer Analyst (C12/AVP) to join our Master Reference Data (MRD) technology organization. In this role, you will be responsible for the design, development, testing and implementation of the Operating Model & Aritifical Intelligence (OMAI) Fusion application - a critical enterprise platform responsible for centralizing, mastering and distributing high … build high-performance data processing pipelines, optimize complex database architectures and deliver resilient software solutions that support mission-critical enterprise operations.Key ResponsibilitiesApplication & Pipeline Development: Design, code, test and implement robust backend services, ETL data pipelines and batch/real-time processing components for the Fusion platform using Python.Database Architecture ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
consumers, topics, partitions and consumer groups Cloud: AWS application deployment and support DevOps: CI/CD pipeline implementation and automation Containers: Docker APIs: RESTful API design and development using C# with Open API standard Source Control: GitHub and Azure DevOps Production Engineering: Troubleshooting, monitoring, logging and performance … optimization Highly Desirable Amazon MSK or managed Kafka experience AWS EKS/ECS Terraform/AWS CloudFormation AWS Lambda, API Gateway, SQS, SNS and EventBridge Redis and distributed caching CloudWatch, ELK/OpenSearch, Datadog, Prometheus, Grafana or Splunk OAuth 2.0/JWT and API security AWS certification Experience ...

Full Stack Developer

Hiring Organisation
MJA (London) Ltd
Location
EC3, Broad Street, Greater London, United Kingdom
Employment Type
Contract
consumers, topics, partitions and consumer groups Cloud: AWS application deployment and support DevOps: CI/CD pipeline implementation and automation Containers: Docker APIs: RESTful API design and development using C# with Open API standard Source Control: GitHub and Azure DevOps Production Engineering: Troubleshooting, monitoring, logging and performance … optimization Highly Desirable Amazon MSK or managed Kafka experience AWS EKS/ECS Terraform/AWS CloudFormation AWS Lambda, API Gateway, SQS, SNS and EventBridge Redis and distributed caching CloudWatch, ELK/OpenSearch, Datadog, Prometheus, Grafana or Splunk OAuth 2.0/JWT and API security AWS certification Experience ...

Senior Java Backend Developer Fully Remote

Hiring Organisation
Interact Consulting Limited
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
health tech clients Integrations team, building secure, reliable payment capabilities for their platform, a cloud-based SaaS platform used across the UK. You'll design and deliver integrations with leading providers including Stripe, Dojo and Adyen, powering online payment links, card-present payments, and automated debt chasing. What … Build and maintain secure, resilient Java microservices and third-party integrations. Own services end to end: design, build, test, deploy, monitor and improve them in production. Shape technical decisions with Product, QA and your Team Lead. Coach junior developers and QA colleagues. What we're looking for 5+ years ...

Solutions Architect

Hiring Organisation
Euro Car Parks
Location
Central London, London, United Kingdom
Employment Type
Permanent
Ireland providing specialist services to a wide range of blue-chip clients. The role We are seeking technical polyglots who enjoy both technical architectural design, hands-on coding and peer reviews, though also like the idea of the equally important social/client-facing aspect of the role. … development architecture as well as supporting business analysts and product owners in planning and story-mapping for new development. You will act as technical design authority (TDA) for delivery of technical stories and produce technical documentation artefacts to support the delivery process. Main Responsibilities Duties will include: The design ...

Solutions Architect

Hiring Organisation
Euro Car Parks
Location
Islington, United Kingdom
Salary
100000
Ireland providing specialist services to a wide range of blue-chip clients. The role We are seeking technical polyglots who enjoy both technical architectural design, hands-on coding and peer reviews, though also like the idea of the equally important social/client-facing aspect of the role. … development architecture as well as supporting business analysts and product owners in planning and story-mapping for new development. You will act as technical design authority (TDA) for delivery of technical stories and produce technical documentation artefacts to support the delivery process. Main Responsibilities Duties will include: · The design ...

Solutions Architect

Hiring Organisation
Euro Car Parks
Location
Islington, Norfolk, UK
Ireland providing specialist services to a wide range of blue-chip clients. The role We are seeking technical polyglots who enjoy both technical architectural design, hands-on coding and peer reviews, though also like the idea of the equally important social/client-facing aspect of the role. … development architecture as well as supporting business analysts and product owners in planning and story-mapping for new development. You will act as technical design authority (TDA) for delivery of technical stories and produce technical documentation artefacts to support the delivery process. Main Responsibilities Duties will include: · The design ...

Principal Developer

Hiring Organisation
Version 1
Location
Belfast, Down, United Kingdom
Salary
£ 60 K
agile delivery methodology to ensure timely and high-quality delivery of software applications.Technical Ownership: Take technical ownership of a product or software solution, covering design, estimation, shaping, and user story/requirement creation.Solution Documentation: Document solutions, including architecture, configuration, release, and support handover.Stakeholder Collaboration: Collaborate and liaise with other … coding best practices and modern architectural patterns, including microservices and message-driven architectures.Non-Functional Requirements: Experience developing applications with non-functional requirements in mind.Application Design: Experience in application/digital services design.Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID/ ...

Principal Developer

Hiring Organisation
Version 1
Location
Manchester, Greater Manchester, United Kingdom
Salary
£ 70 K
agile delivery methodology to ensure timely and high-quality delivery of software applications.Technical Ownership: Take technical ownership of a product or software solution, covering design, estimation, shaping, and user story/requirement creation.Solution Documentation: Document solutions, including architecture, configuration, release, and support handover.Stakeholder Collaboration: Collaborate and liaise with other … coding best practices and modern architectural patterns, including microservices and message-driven architectures.Non-Functional Requirements: Experience developing applications with non-functional requirements in mind.Application Design: Experience in application/digital services design.Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID/ ...

Principal Developer

Hiring Organisation
Version 1
Location
Edinburgh, Midlothian, United Kingdom
Salary
£ 70 K
agile delivery methodology to ensure timely and high-quality delivery of software applications.Technical Ownership: Take technical ownership of a product or software solution, covering design, estimation, shaping, and user story/requirement creation.Solution Documentation: Document solutions, including architecture, configuration, release, and support handover.Stakeholder Collaboration: Collaborate and liaise with other … coding best practices and modern architectural patterns, including microservices and message-driven architectures.Non-Functional Requirements: Experience developing applications with non-functional requirements in mind.Application Design: Experience in application/digital services design.Software Engineering Practices: Proficiency in software engineering practices like code reviews, CI/CD pipelines, and SOLID/ ...