76 to 100 of 164 API Design Jobs

Director, Enterprise Architecture & Engineering Acceleration

Hiring Organisation
BENTLEY SYSTEMS, INC
Location
Ireland
Employment Type
Permanent
Salary
EUR 150,000 - 200,000 Annual
modern DevOps practices, including CI/CD pipelines, Infrastructure as Code (Terraform), and containerization (Docker, Kubernetes). Hands on experience with modern integration patterns (API design: REST, GraphQL; event driven architecture) and both relational (SQL Server, PostgreSQL) and NoSQL (Cosmos DB, MongoDB) databases. Experience applying AI/… insight into our global impact. About Bentley Systems Around the world, infrastructure professionals rely on software from Bentley Systems to help them design, build, and operate better and more resilient infrastructure for transportation, water, energy, cities, and more. Founded in 1984 by engineers for engineers, Bentley is the partner ...

Software Engineer

Hiring Organisation
Reed
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum, Inc benefits
Software Engineer Location: Manchester (Hybrid) Salary: £50,000 - £60,000 (Depending on experience) Tech stack: PHP 7/8, Laravel, RESTful API, MySQL, Vue or React The Opportunity We’re representing a leading retail organisation based in Manchester that is expanding its in-house engineering team due to sustained … . Hands-on experience with a modern PHP framework (Laravel preferred). Good understanding of relational databases (MySQL/PostgreSQL). Knowledge of RESTful API design and backend engineering. Experience with Git and CI/CD workflows. Core front-end understanding (HTML, CSS, JavaScript). Nice to Have ...

Platform Product Owner

Hiring Organisation
Wealthify
Location
Penarth, Wales, United Kingdom
mindset, with experience of managing the delivery of complex workstreams and identifying and managing dependencies across multiple teams and systems. Experience with microservices architecture, API design, and system-to-system integrations including API specifications and testing. Experience creating technical specifications, as-is and to-be process maps … technical detail - from high-level business context for non-technical stakeholders to detailed technical specifications for development teams. Proficiency with SQL and database design principles. Experience managing user stories, epics, and tasks in an Agile/Scrum environment using JIRA. Ability to break down complex technical requirements into detailed ...

Senior Golang/Java Security Engineer

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£600 - £650 per day
vulnerability types SAST, SCA, and DAST, including the strengths and weaknesses of each At least one major cloud provider (e.g. AWS, GCP, Azure) REST API design HTTP Authentication Linux at the terminal, including scripting and automation (e.g. shell, Python) Some other highly valued skills may include: Experience with ...

Senior Backend Developer

Hiring Organisation
Oyster Consultants
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
technology choices, standards, and continuous improvement initiatives. Required Skills/Experience Strong C# development experience Experience with both .NET Core and .NET Web API Experience of building Microservices in .Net Core Experience using Message Based Architectures Experience using both SQL & NoSQL technologies Experience of API design Cloud ...

Senior Backend Developer

Hiring Organisation
Oyster Consultants
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
technology choices, standards, and continuous improvement initiatives. Required Skills/Experience Strong C# development experience Experience with both .NET Core and .NET Web API Experience of building Microservices in .Net Core Experience using Message Based Architectures Experience using both SQL & NoSQL technologies Experience of API design Cloud ...

Senior Backend Engineer

Hiring Organisation
THE IDOLS GROUP LIMITED
Location
London, United Kingdom
Employment Type
Permanent
systems problems. Skills and experience Strong expertise in Python and modern backend frameworks Deep knowledge of relational databases, particularly PostgreSQL Strong understanding of RESTful API design and microservices patterns Experience working with cloud platforms and containerised environments (Docker, Kubernetes) Experience with CI/CD pipelines, automated testing ...

Senior Salesforce Developer

Hiring Organisation
Salt Search
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
telco, working fully remote from Hungary. Blend of hands-on Salesforce engineering, integrations, and AI-driven solutions in an Agile (Scrum) environment. Key responsibilities Design and develop high-quality solutions on Salesforce Service Cloud and Sales Cloud based on business requirements. Contribute actively to the customer's Salesforce development … community, sharing best practices and patterns. Build, enhance, and maintain Lightning components, Apex classes/triggers, flows, and complex configuration. Design and implement integrations with various internal and external systems, with and without middleware, following Force.com API best practices and integration patterns. Support the design and development ...

Senior Software Engineer

Hiring Organisation
CPS Group (UK) Limited
Location
Cardiff, South Glamorgan, United Kingdom
Employment Type
Permanent
Salary
£55000 - £65000/annum
Java or a similar language is required, with the expectation that Java will feature more prominently at certain stages of development. Key Responsibilities Design, build, and maintain high-quality frontend applications using Angular Contribute to full-stack development across modern, scalable systems Collaborate with backend engineers on APIdesign and integration Work across the full software development lifecycle with a DevOps mindset Apply best practices including CI/CD, automated testing, and clean code principles Operate within an agile team, contributing to continuous improvement and technical decisions Ensure solutions meet security, performance, and quality standards Key Skills ...

(Senior) Full Stack Engineer

Hiring Organisation
BioTalent
Location
City of London, London, United Kingdom
with potential leadership options A high-autonomy role within a technically rigorous environment Your Responsibilities Own and evolve the React and Next.js application architecture Design and implement scalable UI patterns for complex workflows and data visualisation Define state management strategies for long-running jobs and asynchronous systems Build clean … years of experience building production React applications - React, Next.js, TypeScript Experience deploying and managing applications on AWS using Infrastructure as Code and containerized workflows API Design experience UX/UI & Design systems Experience with state management at scale (e.g. React Query, Zustand, Recoil) Knowledge of authentication, authorisation ...

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 ...

Application Security Engineer

Hiring Organisation
Atrium Global
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £550 to £650 per day
strengths and weaknesses of each At least one programming language (e.g. Java, Go) At least one major cloud provider (e.g. AWS, GCP, Azure) REST API design HTTP Authentication Linux at the terminal, including scripting and automation (e.g. shell, Python) Some other highly valued skills may include: Experience with ...

Senior Platform Software Engineer - F56465

Hiring Organisation
Caresoft Global Ltd
Location
Stratford, London, England, United Kingdom
Employment Type
Contractor
Contract Rate
£73.18 per hour
PubSub, Secret Manager). Observability: Experience implementing and utilizing observability and monitoring tools (e.g., Grafana, Splunk) to maintain system health and diagnose issues. API Design: Experience designing and developing REST APIs and associated QA tools. Engineering Practices: Passion for Software Craftsmanship with experience in Pair Programming, Mobbing ...

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 ...

React Native developer

Hiring Organisation
Experis
Location
Knutsford, Cheshire, United Kingdom
Employment Type
Contract
Contract Rate
£430/day
full-stack development capability, disciplined engineering practices, and experience working in Agile environments. The role involves contributing across the full software development lifecycle, from design and development through testing, deployment, and ongoing support, with a strong emphasis on code quality, security, and automation. Key Responsibilities Design, develop … maintain React Native (Web) applications with a focus on performance, reliability, and maintainability Build and support Java-based backend services for enterprise-scale applications Design and implement RESTful APIs , including documentation using OpenAPI Specification (OAS)/YAML Apply Test-Driven Development (TDD) principles across frontend and backend components Write ...

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 ...

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 ...