576 to 600 of 1,139 Permanent RESTful Jobs

Principal Technologist, Core AI Services

Location
Cambridge, England, United Kingdom
preferably in platform or cloud-native service development using Microsoft and .NET technologies. Hands-on experience with containerised deployments in Kubernetes. Strong expertise in RESTful API design, versioning, testing, and lifecycle management. Proficient in securing APIs, managing authentication/authorization and data privacy practices. Fluent in developing code using ...

Technical Lead (AI & MACH)

Location
City Of London, England, United Kingdom
etc.) Advanced Python programming AI frameworks such as AutoGen, Langflow, Tensorflow Knowledge of Infrastructure as Code, CI/CD Use of Middleware and RESTful or GraphQL APIs Microservices and MACH Architectures. HTML, CSS, Javascript frameworks such as React, or Mobile technologies such as SwiftUI, Kotlin, Flutter or React‐native ...

Senior Software Engineer, SCRIBE

Location
Greater London, England, United Kingdom
services using frameworks such as FastAPI or Flask, alongside modern JavaScript or TypeScript frameworks such as React or Vue. You will be confident designing RESTful APIs and secure, scalable cloud infrastructure, ideally on AWS, and integrating AI and data-processing services into production systems. You will bring a strong understanding ...

Senior Software Engineer, CoinDesk Media

Location
Greater London, England, United Kingdom
maturity. Full-Stack Ecosystem Mastery: Deep hands-on authority across modern web and backend technologies. You bring proven expertise in React, Next.js, Node.js, TypeScript, RESTful APIs, and content management platforms. Web Performance & Architecture Expertise: In-depth knowledge of Next.js, server-side rendering (SSR), and advanced caching patterns. You have ...

Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform

Location
Greater London, England, United Kingdom
another JVM language, and/or Python), along with cloud infrastructure experience on GCP or AWS A track record designing, building, and maintaining RESTful APIs, microservices, or event-driven systems Familiarity using AI coding tools as a standard part of their workflow, with the judgment to review, correct ...

Senior Engineer

Location
Bexhill-on-Sea, England, United Kingdom
more modern programming languages, with the ability to learn and apply new technologies as needed. Strong understanding of APIs and integration patterns, including RESTful services, token-based authentication (e.g., JWT), JSON, and XML, alongside experience with CI/CD pipelines, DevOps practices, source control, and automated testing frameworks. Experience designing ...

Software Engineering Senior Front End Developer - eSC or eDV Clearance Required Professional Mu[...]

Location
Greater London, England, United Kingdom
high‐quality interfaces. Proficient in Git and Git‐based workflows, including branching strategies and collaborative code review practices. Solid understanding of API integration, including RESTful services, backend collaboration, and data‐driven UI patterns. Knowledge of front‐end testing approaches, including unit, integration, and end‐to‐end testing. Familiarity with ...

Senior Full Stack Engineer (Realtime & Voice) Customer Experience Platform

Location
United Kingdom
another JVM language, and/or Python), along with cloud infrastructure experience on GCP or AWS-A track record designing, building, and maintaining RESTful APIs, microservices, or event-driven systems-Familiarity using AI coding tools as a standard part of their workflow, with the judgment to review, correct ...

Senior Engineer

Hiring Organisation
Hastings Direct
Location
Bexhill-on-Sea, East Sussex, UK
Employment Type
Full-time
more modern programming languages, with the ability to learn and apply new technologies as needed. Strong understanding of APIs and integration patterns, including RESTful services, token-based authentication (e.g., JWT), JSON, and XML, alongside experience with CI/CD pipelines, DevOps practices, source control, and automated testing frameworks. Experience designing ...

Technical Product Owner - DevSecOps - 12Month FTC - Tesco Mobile

Location
Plymouth, England, United Kingdom
Technical Product Ownership experience, or experience working in an adjacent technical role. Experience with architecture patterns such as Microservices architecture, Serverless and Cloud computing, RESTful APIs etc. Strategic thinking; ability to set a clear vision, prioritise and plot a roadmap to get there. Analytical and problem-solving skills using data ...

Senior Software Engineer - API Enterprise - Full-Stack

Location
Greater London, England, United Kingdom
comfortable owning product decisions and implementing them. Backend Mastery at Scale (C#/.NET): You have deep expertise designing scalable backend systems, RESTful APIs, and distributed architectures, primarily in C#/.NET, and you've worked with high‐scale distributed systems in production. Strong API design fundamentals and system design ...

FullStack Developer- Java, Angular

Location
Glasgow, Scotland, United Kingdom
high-performing applications. ### **Key Responsibilities:** * Develop and maintain full-stack applications using **Java, Spring Boot, and Angular**.* Design and implement scalable RESTful APIs and backend services.* Build responsive, user-friendly interfaces using Angular, TypeScript, HTML, and CSS.* Collaborate with business analysts, architects, developers, and QA teams.* Write clean … security, performance, and quality standards. ### **Essential Skills and Experience:** * Strong commercial experience in **Java development**.* Hands-on experience with **Spring Boot** and RESTful web services.* Strong experience with **Angular** and TypeScript.* Good understanding of HTML5, CSS3, and responsive web development.* Experience working with relational databases and SQL.* Knowledge ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
Service using Python on the backend in a serverless and containerized architecture with a NextJS/React client frontend. Design, develop, and maintain scalable RESTful APIs and microservices using Python frameworks such as FastAPI or Flask. Build and support cloud-native solutions leveraging AWS services including Lambda, ECS Fargate … within the engineering team. Requirements: Professional software engineering experience. Strong commercial experience with Python using FastAPI, Flask, or similar backend frameworks. Extensive experience developing RESTful APIs, microservices, and backend services. Strong hands‐on experience with AWS cloud services, including ECS Fargate, Lambda, API Gateway, DynamoDB, S3, SNS, SQS, EventBridge, Step ...

Senior Java Developer

Hiring Organisation
CYNET SYSTEMS
Location
Schaumburg, Illinois, United States
Employment Type
Permanent
Salary
USD Hourly
optimizations. Ensure that systems are highly available, fault-tolerant, and performant, leveraging tools like Kubernetes, Docker, and cloud infrastructure. Design and implement API strategies (RESTful services, GraphQL, etc.) and integrate with various data sources (SQL/NoSQL). Conduct regular code reviews and design reviews to ensure adherence to technical … Spring technologies. Hands-on experience with containers (Docker) and Kubernetes for deploying and managing applications in production. Strong understanding of microservices architecture, API design (RESTful, GraphQL), and integration patterns. Solid experience with cloud infrastructure (AWS, Azure, GCP) and leveraging cloud-native services. Expertise in database design and integration with ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
ReactQuery + Experience with modern JavaScript frameworks - React + Knowledge of version control systems (Git) + Understanding of cross-browser compatibility + Familiarity with RESTful APIs, GraphQL and Websockets + Experience with CSS pre-processors e.g. Tailwind* Back-end skills + Proficiency in backend programming languages (Typescript and/… other OOP language such as c#/Java) + Strong database knowledge (SQL and NoSQL) + Proficiency with RESTful APIs and GraphQL APIs and Websockets + Experience with microservices architecture + Knowledge of version control systems (Git) + Experience with Terraform + Experience with automated testing + Experience with ...

Portfolio Software Full Stack Engineer (Contractor)

Location
Cambridge, England, United Kingdom
Backend Development Design, develop and maintain scalable backend services using Node.js, TypeScript and modern backend frameworks such as Express.js or similar. Design and implement RESTful APIs and service integrations. Develop maintainable, well-tested and performant code following engineering best practices. Design data models and work with relational and NoSQL databases … tooling and software engineering practices. Required Skills & Experience Strong proficiency in Node.js development using TypeScript and modern JavaScript (ES6+) . Experience designing and implementing RESTful APIs and backend services . Strong understanding of software engineering principles, clean code practices and maintainable application architecture. Experience reviewing and improving code written ...

Node Developer

Location
Greater London, England, United Kingdom
Responsibilities Back‐End Development: Design, develop, and maintain server‐side applications and APIs using Node.js, ensuring performance, scalability, and security. API Integration: Work with RESTful APIs and third‐party services to integrate and enhance system functionality. Database Management: Develop and maintain database architectures (e.g., MongoDB, PostgreSQL, MySQL) for robust data … Skills/Experience Proven experience in Node.js development Strong knowledge of JavaScript (ES6+), asynchronous programming, and event‐driven architecture. Experience with building and maintaining RESTful APIs. Solid understanding of SQL and NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL). Familiarity with authentication and authorisation mechanisms (OAuth, JWT, etc.). Experience with ...

Senior Software Engineer (Full Stack)

Location
Belfast City District, Northern Ireland, United Kingdom
Proficient in React, Redux, ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL and Websockets Experience with CSS pre-processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other … language such as c#/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control systems (Git) Experience with Terraform Experience with automated testing Experience with AWS (AWS Lambda, AWS Fargate, Amazon API Gateway, AWS AppSync ...

Lead Java Developer

Location
Swansea, Wales, United Kingdom
strategies and roadmaps. Application Development Design and develop scalable, resilient, and high-performing backend applications using Java and Spring Boot . Design and implement RESTful APIs and microservices-based solutions . Develop and integrate distributed services using APIs, messaging platforms, and event-driven architectures. Ensure applications meet required security, performance … hands-on experience in Java. Extensive expertise in Java and Spring Boot . Strong experience designing and implementing microservices architectures . Extensive knowledge of RESTful API design, development, and integration . Strong experience with Hibernate, JPA, and ORM frameworks . Hands-on experience with messaging and event-driven technologies such ...

Impactful Full-Stack Engineer - Java & Angular

Location
Glasgow, Scotland, United Kingdom
Full Stack Developer in Glasgow to design, develop and maintain secure, scalable applications using Java, Spring Boot and Angular. You will build robust RESTful services and deliver responsive interfaces with TypeScript, HTML and CSS. The role requires strong Java and Angular experience, collaboration across teams, and a commitment to quality ...

Senior C# Backend Engineer — Microservices for Sustainability (Hybrid)

Location
Cambridgeshire and Peterborough, England, United Kingdom
Selection (Holdings) Limited in Cambridge is seeking a senior software engineer to design and implement C# backend microservices and RESTful APIs. You will mentor peers and contribute to architecture discussions in a hybrid work environment. The role requires a strong track record in .NET, microservices, and system design, with optional ...

Senior Python Engineer – Cloud, APIs & Serverless

Location
Greater London, England, United Kingdom
client API Platform. You will work with the Lead Engineer in an Agile team to deliver high quality, scalable features. You will develop RESTful APIs and microservices in Python (FastAPI/Flask), using serverless and containerized AWS architecture (Lambda, ECS Fargate, API Gateway). You’ll ensure secure, reliable delivery ...

Senior Java Engineer — High-Performance Microservices (Hybrid UK)

Location
Belfast City District, Northern Ireland, United Kingdom
volume trade capture and processing, with a focus on performance, scalability and reliability. The role requires strong Java expertise, Spring/Spring Boot, microservices, RESTful APIs and cloud/container tooling. You will work in a hybrid setup with the team and operate within a fast-paced financial #J ...

Senior Cloud Engineer - Security & Scale (AWS, Python)

Location
Greater London, England, United Kingdom
colleagues, and help shape engineering standards while delivering reliable releases. Candidates should have strong Python/JavaScript, AWS, CI/CD, Terraform, Linux, and RESTful services experience to support a mission-critical platform. #J-18808-Ljbffr ...

Senior Fullstack Engineer, Payments Platform

Location
Greater London, England, United Kingdom
engineering org to ship fast and reliably. Bring 5+ years of building high-performance, client-facing web apps, with backend Python, FastAPI, PostgreSQL, Redis, RESTful APIs, and frontend TypeScript, React, Jest, Storybook. You’ll mentor engineers and own deployments, CI/CD, and monitoring. #J-18808-Ljbffr ...