76 to 100 of 137 Permanent API Design Jobs

Staff Software Engineer

Hiring Organisation
Classic Football Company Ltd
Location
Manchester Area, United Kingdom
collaborative Agile environment. You will take ownership of complex Magento and front-end initiatives, influence technical direction, and work closely with Product, Design, and Operations to ensure our platforms remain scalable, secure, and high-performing. Location: Hybrid/Remote flexibility Hours: The role is a full-time position … Responsibilities: Lead the design, development, and maintenance of Magento 2 (PHP) features, modules, and integrations, including REST and GraphQL APIs. Drive front-end development using React (JavaScript/TypeScript), consuming Magento GraphQL endpoints to deliver high-quality customer experiences. Own technical solutions from concept through to production, ensuring quality ...

Senior Backend Developer (.NET | AI-First SaaS Platform)

Hiring Organisation
Keepnet
Location
United Kingdom
that power these systems, working in a multinational, AI-first engineering team where quality, ownership, and long-term thinking matter. What You’ll Do Design, build, and maintain scalable backend services for Keepnet’s Human Risk Management platform. Build clean, modular APIs that integrate internal services and third-party … enable automation, reporting, and security workflows. Develop testable, maintainable codebases using principles such as Clean Architecture, DDD, and TDD. Own the full development lifecycle : design, implementation, CI/CD (Azure), and post-release monitoring. Work on distributed and asynchronous systems using message queues, background workers, and event-driven workflows. ...

Full Stack Web Developer

Hiring Organisation
LM RECRUITMENT SOLUTIONS LTD
Location
Stroud, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
full-stack technologies. Develop new features and functionality for both front-end and back-end components in following best practices. Implement and maintain robust API integrations with internal and third-party systems. Assist in monitoring, troubleshooting, and resolving production issues to maintain system reliability and data integrity. Participate … reviews, testing, and documentation to maintain high standards of code quality. Required Skills & Experience Strong full-stack development experience with Laravel/PHP for API development and front-end frameworks such as Vue.js (or similar). Familiarity with Node.js for working on an existing LoopBack application. Experience with ...

Python Software Engineer- ID45797

Hiring Organisation
Humand Talent
Location
Oxfordshire, England, United Kingdom
This role is a great fit for a full stack engineer who wants to work on a modern, high impact platform where good software design really matters. The Opportunity You will be joining a fast growing technology company building a production grade platform that enables advanced AI driven products. … Your role is not to build the AI itself but to design and develop the software systems that allow it to run reliably, securely and at scale. This is very much a proper engineering role. You will have real ownership, influence over technical decisions and the space to build ...

Junior Back-end Engineer

Hiring Organisation
ivee
Location
London Area, United Kingdom
maintain server-side logic using modern backend frameworks (e.g. Node.js, Python, Go) Work with APIs — designing, integrating, and maintaining RESTful endpoints Support database design and optimisation (e.g. PostgreSQL, MongoDB) Collaborate with front-end and product teams to deliver full-stack features Write clean, testable, and maintainable code Help improve ...

AI Platform Engineer

Hiring Organisation
The Portfolio Group
Location
London, Castle Baynard, United Kingdom
Employment Type
Permanent
owning the cloud-native platform that underpins conversational AI and generative AI products at scale. Sitting at the core of AI delivery, you will design, build, and operate the runtime, infrastructure, and operational layers supporting RAG pipelines, LLM orchestration, vector search, and evaluation workflows across AWS and Databricks. Working … platform powering conversational assistants and generative AI products. Build, operate, and optimise RAG and LLM-backed services, improving latency, reliability, and cost. Design and run cloud-native AI services across AWS and Databricks, including ingestion and embedding pipelines. Scale and operate vector search infrastructure (Weaviate, OpenSearch, Algolia, AWS Bedrock ...

Product Development Lead

Hiring Organisation
Brightwork Ltd
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent
engineering standards, and ensuring solutions are scalable, secure and fit for purpose. What you'll do Lead the end-to-end development lifecycle from design through to delivery Define technical direction and architecture across Java and AWS services Drive best practice across TDD, CI/CD, and scalable APIdesign Collaborate with Product, DevOps and QA teams to align technical delivery with business goals Guide technical change and continuous improvement initiatives Support and mentor engineers, fostering a high-performance culture What you'll bring Strong experience in backend software development with Java and AWS A proven track record ...

AWS/Azure Integration Engineer Security Clearance

Hiring Organisation
Akkodis
Location
Stevenage, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £70,000 per annum
will contribute to both delivery of major transformation initiatives and the continuous improvement of integration standards, tooling, and best practices . Key Responsibilities Design, develop, and support cloud integrations across AWS and Azure , including low-code/no-code solutions Translate business and functional requirements into robust technical integration … designs Build and maintain API-led, event-driven, and batch integrations across SaaS, cloud, and on-prem environments Configure, monitor, and support integration workflows to ensure performance, reliability, and security Support and enhance CI/CD pipelines for integration solutions Contribute to integration architecture decisions , patterns, and tooling standards ...

Solutions Architect

Hiring Organisation
Globoforce Inc
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
pivotal role in shaping the technical foundation of our highly successful SaaS platform.In this role, you'll bridge Product, Engineering, and Infrastructure teams to design and implement scalable systems that power our platform. You'll collaborate across Product Engineering, Platform Engineering, and Cloud teams to deliver robust technical solutions.As … passionate about building systems that enable cutting-edge AI capabilities at scale. Architecture Stack : Cloud, APIs, Microservices, Event-Driven, Messaging, Domain-Driven Design, Data, Security, AI, Productivity App/B2B integrations. What we can offer you: Own Technical Vision for a Product Domain: Take end-to-end technical ownership ...

Full-Stack Developer (Laravel, Vue.js)

Hiring Organisation
Deerfoot Recruitment Solutions
Location
Stroud, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
Laravel/PHP APIs, Vue.js (or similar) front-end, Node.js/LoopBack, MySQL/MongoDB, Git, Docker, AWS/DigitalOcean (or similar), Linux environments. API design/integration skills, authentication/security best practices including SSO, CMS/content migrations. Proactive mindset: problem-solver, quick learner, clear communicator …/skills, this role could be a great fit: Full-Stack Developer, PHP/Laravel Developer, Vue.js Developer, Full-Stack PHP Developer, Node.js Developer, API Developer, Software Engineer (integrations), Web Application Developer (e-commerce/CRM), DevOps Engineer (Docker/AWS), Backend Developer (MySQL/MongoDB). Deerfoot Recruitment ...

Senior Scala Developer

Hiring Organisation
SF Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £90,000 per annum
following key skills: - At least 4 years commercial Scala programming - Strong framework experience (Akka, Play etc) - Relational database experience - PostgreSQL - MongoDB, NoSQL - RESTful API design and integration experience - Solid unit test understanding - Spec2, scalaTest etc - Experience working in a TDD/BDD driven environment - Containerization experience - Docker, Kubernetes … well-established friendly team then please apply now to be considered and for further details. Senior Scala Developer Up to £90,000 Scala, REST Api, NoSQL, TDD/BDD, functional programming, CI/CD, Play, Akka ...

Founding Engineer (Full Stack / Backend)

Hiring Organisation
Affinity Labs
Location
London Area, United Kingdom
early-stage, hands-on role with significant autonomy and responsibility to drive backend product development, collaborating closely with founders, creators, and product/design to turn lean specs into reliable, scalable services. Responsibilities Implement features end-to-end on the backend (APIs → data models → integrations) and maintain quality while … z2bz0 years building production backends/services , with shipped work and clear ownership. Strong Python (FastAPI) and database skills ( PostgreSQL/MongoDB ); solid API design fundamentals. Familiarity with AWS serverless patterns and Docker for bespoke services; basic CI/CD concepts. Comfortable with Redis (caching/sessions ...

Senior Backend Engineer (TypeScript/Ruby)

Hiring Organisation
Oliver Bernard
Location
City of London, London, United Kingdom
experiences at scale. Package 💷 £70–90k + 5% bonus 🏢 Hybrid (2 days onsite, London) What you’ll do Own the full lifecycle of services: API design, architecture, deployment, and production Build an internal platform delivering consistent, real-time communications across multiple digital touchpoints Collaborate with Product, Data, Marketing ...

Back End Developer

Hiring Organisation
Prism Digital
Location
London Area, United Kingdom
that don’t yet have perfect answers. What You’ll Work With Python development at a high level FastAPI or adjacent Python backend frameworks API design and backend architecture fundamentals PostgreSQL and/or MongoDB React or React Native for frontend collaboration AWS serverless infrastructure Docker for bespoke ...

Senior Full Stack Engineer

Hiring Organisation
Nusku
Location
City Of Bristol, England, United Kingdom
succeed: Must-haves: Strong proficiency in modern software development (e.g., PHP/Laravel, JavaScript/Vue.js, or equivalent). Solid understanding of RESTful API design and integration. Experience designing and maintaining scalable, modular, and production-ready codebases. Proficiency with relational databases (e.g., MySQL, PostgreSQL). Familiarity with Docker ...

Full Stack Software Engineer

Hiring Organisation
Bolt Technical Limited
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
develop a LAMP-based full-stack platform Audit, refactor, and improve legacy code without full rewrites Introduce modern front-end frameworks (React, Vue, Angular) Design and maintain APIs (REST/GraphQL) Improve performance, security, and scalability Contribute to DevOps, CI/CD, and cloud infrastructure Mentor junior developers … best practices What Theyre Looking For Senior full-stack experience in a LAMP environment Strong PHP and MySQL skills Experience with modern JavaScript frameworks API design experience Comfortable in a hands-on, pragmatic, small-team environment Strong communication and problem-solving skills Package & Benefits ...

API Product Manager - Developer Experience

Hiring Organisation
Greater Giving, Inc
Location
Dublin, Ireland
Employment Type
Permanent
Salary
EUR 125,000 - 150,000 Annual
leading global payment solutions company seeks an experienced API Product Manager to define and deliver innovative API products. The ideal candidate will have significant experience in product management, specifically in payments, and excel at communication and collaboration across teams. Responsibilities include managing the product lifecycle, conducting market analysis … ensuring successful product launches. This role requires a detailed-oriented professional with a passion for API design and a background in software engineering preferred, offering a dynamic work environment with ample opportunities for growth. ...

Lead Application Security Engineer

Hiring Organisation
Anson Mccade
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
experienced Application Security Engineering Lead to join a dynamic team driving secure software development across the organisation. In this role, you'll design, implement, and maintain solutions that protect critical systems and sensitive information, while influencing security strategy at a senior level. This is a hybrid role, offering flexibility … Proficiency in at least one programming language (e.g., Java, Go). Experience with at least one major cloud platform (AWS, GCP, Azure). REST API design and HTTP authentication. Linux proficiency, including terminal usage, scripting, and automation (e.g., Shell, Python). Highly Desirable CI/CD experience. Knowledge ...

Mid-Level Back End Developer

Hiring Organisation
The Genius Group (TGG)
Location
Altrincham, England, United Kingdom
TypeScript Familiarity and experience with PostgreSQL, Sequelize, Jest, Docker, PM2 and Redis patterns. Experience writing tests with Jest or similar frameworks Understanding of RESTful API design principles Good problem-solving skills and attention to detail Key communication skills What We Offer: Competitive salary (depending on experience) Opportunities ...

Staff Engineer

Hiring Organisation
Corecom Consulting
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£110000 - £130000/annum
10+ years) Expert-level Python, with deep understanding of async patterns and performance optimisation Proven experience designing and scaling distributed systems Strong background in API design, data-intensive systems, and service architecture Track record of building platforms that operate reliably under heavy load Nice to have: Experience with ...

Monitoring Tools Support Specialist

Hiring Organisation
Accenture
Location
London Area, United Kingdom
Tooling Expertise: Use Prometheus, Grafana, and Dynatrace for data collection, visualisation, and deep-dive analysis. •Proficiency in Prometheus, Grafana, and Dynatrace. •Strong knowledge of API design, data modelling, and pipelines. •Experience with automation, monitoring platforms, and scripting languages (e.g., Python, PowerShell, Bash, Terraform and Ansible) to enhance operational ...

Senior Software Engineer

Hiring Organisation
Stott and May
Location
City of London, London, United Kingdom
onsite) Salary: Up to £80k DOE Type: Perm Job Description We are looking for a passionate Senior Java Engineer in London to lead the design and development of core product features and services that power an app used by thousands of travellers on a daily basis. As a Senior … impactful product features Ensure the quality of the features you built, follow-up on usage/issues post release. Work closely with product and design team to deliver new features that align with the needs of the business Provide technical leadership and mentoring to other engineers on the team ...

Back End Developer

Hiring Organisation
Stott and May
Location
London Area, United Kingdom
onsite) Salary: Up to £80k DOE Type: Perm Job Description We are looking for a passionate Senior Java Engineer in London to lead the design and development of core product features and services that power an app used by thousands of travellers on a daily basis. As a Senior … impactful product features Ensure the quality of the features you built, follow-up on usage/issues post release. Work closely with product and design team to deliver new features that align with the needs of the business Provide technical leadership and mentoring to other engineers on the team ...

Web Developer - Remote (PHP, .JS, SQL)

Hiring Organisation
Metaskil Limited
Location
Stroud, Gloucestershire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £55,000 per annum
their team and help enhance the company’s core digital infrastructure. You will demonstrate strong full-stack development experience with Laravel/PHP for API development and front-end frameworks such as Vue.js (or similar), a familiarity with Node.js and experience with CMS platforms and content/data migrations. … addition, you will have proven experience with relational databases (MySQL) and familiarity with NoSQL databases (MongoDB). Experience with API design and integrations, connecting multiple business systems and an understanding of authentication, authorisation, and web security best practices. You will be proficient with Git version control, containerisation tools ...

Full Stack Web Developer

Hiring Organisation
Metaskil Limited
Location
Stroud, Gloucestershire, United Kingdom
Employment Type
Permanent
Salary
£48000 - £55000/annum plus benefits
full stack, and wants to contribute to a mission-critical platform. You will demonstrate strong full-stack development experience with Laravel/PHP for API development and front-end frameworks such as Vue.js (or similar), a familiarity with Node.js and experience with CMS platforms and content/data migrations. … addition, you will have proven experience with relational databases (MySQL) and familiarity with NoSQL databases (MongoDB). Experience with API design and integrations, connecting multiple business systems and an understanding of authentication, authorisation, and web security best practices. You will be proficient with Git version control, containerisation tools ...