51 to 75 of 273 API Design Jobs in England

Remote Backend Engineer, London

Hiring Organisation
Air Apps
Location
Ipswich, Suffolk, UK
with cross-functional teams in person and contribute to a dynamic and fast-paced environment. We are open to support with relocation efforts. Responsibilities API & Service Architecture - Design and build RESTful or GraphQL APIs , microservices, and business logic using Node.js and TypeScript . Database Design & Integration - Model … managing services using serverless compute (e.g., Cloud Run, AWS Lambda, Azure Functions); Solid knowledge of Clean Code and Clean Architecture practices; Experience with API design (REST) and cloud-native application development; Familiarity with CI/CD pipelines , testing tools, and Git workflows; Strong grasp of security principles , data ...

Remote Backend Engineer, London

Hiring Organisation
Air Apps
Location
York, North Yorkshire, UK
with cross-functional teams in person and contribute to a dynamic and fast-paced environment. We are open to support with relocation efforts. Responsibilities API & Service Architecture - Design and build RESTful or GraphQL APIs , microservices, and business logic using Node.js and TypeScript . Database Design & Integration - Model … managing services using serverless compute (e.g., Cloud Run, AWS Lambda, Azure Functions); Solid knowledge of Clean Code and Clean Architecture practices; Experience with API design (REST) and cloud-native application development; Familiarity with CI/CD pipelines , testing tools, and Git workflows; Strong grasp of security principles , data ...

Remote Backend Engineer, London

Hiring Organisation
Air Apps
Location
Bolton, Greater Manchester, UK
with cross-functional teams in person and contribute to a dynamic and fast-paced environment. We are open to support with relocation efforts. Responsibilities API & Service Architecture - Design and build RESTful or GraphQL APIs , microservices, and business logic using Node.js and TypeScript . Database Design & Integration - Model … managing services using serverless compute (e.g., Cloud Run, AWS Lambda, Azure Functions); Solid knowledge of Clean Code and Clean Architecture practices; Experience with API design (REST) and cloud-native application development; Familiarity with CI/CD pipelines , testing tools, and Git workflows; Strong grasp of security principles , data ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Luton, Bedfordshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Canterbury, Kent, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Oxford, Oxfordshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Blackburn, Lancashire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Exeter, Devon, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Gloucester, Gloucestershire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Derby, Derbyshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Portsmouth, Hampshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
York, North Yorkshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Grimsby, North East Lincolnshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Remote Senior Node.js Developer (UK)

Hiring Organisation
Flosum
Location
Stoke-on-Trent, Staffordshire, UK
Googling it. Deep experience with TypeScript in production codebases. We write typed code, and we expect you to understand why. Strong command of RESTful API design, authentication patterns (OAuth 2.0, JWT), and API security best practices for enterprise environments. Proven experience with SQL and NoSQL databases, query … Azure), and infrastructure-as-code principles. Highly Preferred (These Will Set You Apart) Salesforce development experience: Apex, Lightning Web Components (LWC), Visualforce, or Salesforce API integrations. If you know both Node.js and Salesforce, you are a rare and extremely valuable candidate to us. Experience building or contributing to Salesforce ...

Technical Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Spring Boot background to support customer‐specific delivery workstreams and wider digital transformation projects. The role requires hands‐on architecture experience across modern service design, integration, cloud‐hosted platforms and delivery governance. The successful candidate will help shape robust, maintainable and scalable services, working closely with engineering teams, delivery … Boot services and supporting platform components. Produce high‐quality architecture artefacts including HLDs, LLDs, roadmaps, integration patterns, sequence diagrams and data models. Lead technical design governance, ensuring alignment with enterprise architecture principles, GDS Service Standard and delivery best practice. Provide technical assurance across delivery teams, suppliers and stakeholders. ...

Senior Software Engineer, CalcGraphs - Vice President

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
fill the role of ‘Applications Development Technology Lead Analyst’ on the XiNG large scale distributed calculation platform (XiP). In this role you will design, build, and maintain the calculation engine at the heart of the XiP platform. This engine is responsible for c. 0.5 billion risk & suitability calculations … designing improvements to the distribution mechanisms of the engine which regularly parallelizes 250,000 hours of compute into a single 90‐minute execution: Lead design, development, and implementation of enhancements, focusing on optimizing distribution mechanisms, analyze current parallelization strategies, and identify opportunities to further improve efficiency, scalability, and throughput. ...

Senior Software Engineer II

Hiring Organisation
Jobleads-UK
Location
Burgess Hill, England, United Kingdom
also provide product management for core enterprise platforms, and lead technology risk and information security, enterprise data governance and platforms, digital product and design, and enterprise AI platforms on behalf of the company. We equip our front-line agents with high-tech tools to enable them to deliver … across teams, with a strong emphasis on building AI enabled capabilities using Python and modern AI tooling. Minimum Qualifications Expertise in backend engineering and API design Deep understanding of distributed systems, scalability, and fault tolerance Proficiency with cloud platforms (AWS, Azure, or GCP) and cloud-native architectures Experience ...

Solution Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
public sector projects, helping to deliver Solirius’ services to the highest standard. The role involves working with multiple business stakeholders, helping them design business solutions that will then be implemented by delivery teams. You will operate with a high degree of autonomy, using your experience and judgement to resolve … identifying and shaping new business opportunities, working closely with stakeholders across client organisations to understand strategic objectives and deliver value-driven outcomes. Key Responsibilities Design end-to-end solution architectures that meet business, technical, and security requirements. Translate business and technical requirements into scalable, secure, and cost‐effective designs. ...

Senior Software Engineer (Python)

Hiring Organisation
Jobleads-UK
Location
Exeter, England, United Kingdom
Senior Software Engineer (Backend) at digiLab, you will be responsible for: Collaborate with a cross‐functional team to help lead on the design, development, and maintenance of high‐quality software solutions Contribute to architectural design, development, testing, and deployment of software applications Utilise expertise in AWS, Python, MongoDB … build scalable, secure systems Apply security best practices throughout the software development lifecycle Foster a collaborative, learning‐oriented environment within the team Implement software design patterns, SOLID principles, and architectural best practices Demonstrate a deep understanding of CI/CD pipelines and ensure efficient deployment processes Apply site reliability ...

Principal Engineer - CPTO, BPL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
work with modern JVM languages (primarily Kotlin), cloud‐native technologies, and contemporary frontend frameworks. What you’ll be building: World-Class Distributed Systems - Design and implement highly performant, fault‐tolerant distributed services that handle massive scale with grace. You'll architect systems that are built to survive failures, scale … Java , Scala , or Clojure experience translates beautifully). Cloud‐Native Mindset – Hands‐on experience with cloud platforms (AWS, Azure, GCP) and understanding of cloud design patterns. Messaging & Events – Solid grasp of messaging technologies (Kafka, RabbitMQ, SQS, NATS) and event‐driven architecture patterns. Data Layer Expertise – Experience with both ...

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 ...

Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
Java, Python, React , and MongoDB to join a high-performing engineering team . You will work across the full development lifecycle, contributing to the design, build, and delivery of high-quality software solutions. The role requires strong technical expertise, proactive problem-solving, and the ability to collaborate effectively … multidisciplinary teams. Key Responsibilities Design, develop, test, and deploy high-quality software solutions using Java , Python , React , and MongoDB . Participate in solution design, estimation, and technical decision-making. Develop reusable components and shared services. Work within Agile teams to support sprint planning, refinement, and retrospectives. Ensure code ...

Java Technical Lead

Hiring Organisation
Adecco
Location
Wembley, London, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £85,000 per annum
best practice implementation across: Stateless architecture Health check endpoints Secure secret management (Azure Key Vault) Containerisation standards and deployment readiness The Integration Engine Lead API and integration strategy, including: RESTful API design OAuth2 authentication flows (including FusionAuth) Event-driven systems via Azure Service Bus Transactional email logic ...

Principal Engineer - CPTO, BPL

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Principal Software Engineer, Platform – BPL This role is responsible for driving technical excellence and innovation by leading the design and implementation of robust software solutions, providing mentorship to engineering teams, fostering cross‐functional collaboration, and contributing to strategic planning to ensure the delivery of high‐quality solutions aligned with … technical excellence. Contribute to strategic planning by aligning technical decisions with business goals, anticipating future technology trends, and providing insights to optimize product roadmaps. Design and implement complex, scalable, and maintainable software solutions, considering long‐term viability and business objectives. Mentor and coach junior and mid‐level engineers ...

Technical Architect

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
digital or enterprise environments. Strong software engineering foundation, with practical knowledge of modern application architectures (e.g., microservices, APIs, distributed systems). Proven ability to design and document architectures using visual modeling techniques such as C4, UML, and data flow diagrams. Hands‐on experience with at least one major cloud … provider, ideally AWS, including Infrastructure as Code, platform services, networking, and security controls. Deep understanding of secure and resilient system design, including authentication patterns, threat modeling, performance considerations, and observability. Familiarity with Ruby, Python, or Java, and modern development practices such as CI/CD, TDD, and containerization. Experience ...