31 to 55 of 67 RESTful Jobs in London

Senior Solutions Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
domain-driven design (DDD), event-driven architecture (EDA), and microservices architecture. Familiarity withJava (Spring), Kubernetes, AWS, and service mesh architectures and technologies such as RESTful APIs, API design, Swagger, OpenAPI, and OAuth2. Familiarity and working experience with relational databases (e.g.MySQL, PostgreSQL) and non-relational databases (e.g., MongoDB, Cassandra). 6+ ...

Scala Developer

Hiring Organisation
SF Partners
Location
London, Cremorne, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum great benefits
following key skills: - At least three 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 etc - Awareness ...

Scala Developer

Hiring Organisation
SF Partners Admin
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
following key skills: - At least three 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 etc - Awareness ...

Site Reliability Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£700 - £750 per day
engage and collaborate with a wide range of stakeholders. Preferred: Experience with CI/CD pipelines using tools such as GitLab. Familiarity with RESTful APIs and system integration. Experience managing Windows IIS servers. Experience using Atlassian tools (Jira, Confluence) to support Agile development and documentation practices. Knowledge of Keycloak, Grafana ...

Site Reliability Engineer

Hiring Organisation
JAM Recruitment Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 700 - 750 Daily
engage and collaborate with a wide range of stakeholders. Preferred: Experience with CI/CD pipelines using tools such as GitLab. Familiarity with RESTful APIs and system integration. Experience managing Windows IIS servers. Experience using Atlassian tools (Jira, Confluence) to support Agile development and documentation practices. Knowledge of Keycloak, Grafana ...

Java Developer

Hiring Organisation
Denizns Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
client is looking for an experienced Java Developer with active SC clearance . You'll join their team to design, build and maintain RESTful and SOAP microservices using Spring Boot in an Agile environment. As a Java Developer, you will be responsible for designing, developing, and maintaining high-quality Java …/DV clearance or must be eligible and willing to go through SC/DV clearance. What you'll do Design, develop and deploy RESTful and SOAP microservices using Spring Boot Work with cross-functional teams to analyse requirements and deliver features Write clean, well-documented code following SOLID principles ...

Senior Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
developers, architects and project managers to deliver robust, scalable and maintainable solutions. Responsibilities will include: Designing and developing Java and Spring Boot applications. Developing RESTful APIs and microservices. Building and enhancing frontend functionality. Working with relational databases and SQL. Contributing to technical architecture and design discussions. Modernising existing applications … with an established international engineering team. Essential Skills & Experience Strong commercial development experience with Java and Spring Boot. Hands-on experience designing and developing RESTful APIs and microservices. Genuine commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong ...

Senior Fullstack Java Developer

Hiring Organisation
Avanti Recruitment
Location
EC1, Farringdon, Greater London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £75000/annum
developers, architects and project managers to deliver robust, scalable and maintainable solutions. Responsibilities will include: Designing and developing Java and Spring Boot applications. Developing RESTful APIs and microservices. Building and enhancing frontend functionality. Working with relational databases and SQL. Contributing to technical architecture and design discussions. Modernising existing applications … with an established international engineering team. Essential Skills & Experience Strong commercial development experience with Java and Spring Boot. Hands-on experience designing and developing RESTful APIs and microservices. Genuine commercial frontend development experience using Angular, React or Vue.js. Good understanding of relational databases, including writing and troubleshooting SQL queries. Strong ...

AI Full Stack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£350 - £388/day
Weeks, 2 Days) Hours: 40 hours/week Rate: 291 PAYE/388 Umbrella Core Technical Stack Programming & APIs: Python, RESTful API development, JSON Schema, Pydantic. AI & LLMs: Gemini, OpenAI, Claude. Frameworks & Orchestration: Google ADK, LangChain, LangGraph. Data & Search: AWS OpenSearch (Indexing and Vector embeddings - Highly emphasized ), Database Architecture (Intermediate ...

Front End React Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£45000 - £80000/annum Great Benefits
model Experience developing with typescript Thorough understanding of React.js and its core principles Experience with Redux and RTK (RTKQuery also a bonus) Familiarity with RESTful APIs Knowledge of modern authorization mechanisms, such as JSON Web Token Familiarity with modern front-end build pipelines and tools (Github actions a bonus) Experience ...

C# Developer - Asset Manager

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
comfortable with AI, they use Claude Experience with any of the following would be great but not essential: React, SQL Server, Snowflake, Kubernetes, AWS, RESTful APIs What's in it for you: As a C# Developer/Backend Software Engineer you will receive a competitive package: Salary to £100k + ...

VodafoneThree - Senior Manager, HBB Engineering

Hiring Organisation
VodafoneThree
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
heart of every delivery. Who you are You'll bring deep, end-to-end knowledge of engineering technologies such as React, Java, Node.js, microservices, RESTful APIs, and cloud-native architectures. You have proven experience leading engineering teams and shaping high-performance cultures. You're confident in Agile delivery, with hands ...

Senior AI Engineer

Hiring Organisation
INFUSED SOLUTIONS LIMITED
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
Architect cloud-native backend systems and distributed AI services. Collaborate closely with Data Scientists to productionise Machine Learning and NLP models. Develop high-performance RESTful APIs and microservices for AI model serving. Drive system reliability, monitoring, observability and performance optimisation. Champion engineering best practices including CI/CD, automated testing … Backend Engineering or Data Engineering. Expert-level Python development experience. Experience productionising Machine Learning, NLP or Generative AI models. Strong experience designing and building RESTful APIs and microservices using frameworks such as FastAPI , Flask or Django . Strong SQL skills with experience designing performant relational database solutions. Commercial experience with ...

Senior Flutter Engineer

Hiring Organisation
Rullion Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£650 - £750 per day
technical discussions and provide guidance to other developers. Optimise application performance, reliability, and security. Participate in code reviews and champion engineering best practices. Integrate RESTful APIs and third-party services. Support CI/CD pipelines and automated testing processes. Opportunity to work on innovative mobile products. Collaborative and highly skilled ...

Backend Software Engineer - Product Eligibility

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
68000 to 87500 GBP Annually
have experience working with relational and non-relational databases, query optimisation and designing schemas You have experience in designing, deploying and maintaining clean RESTful APIs You believe in and follow best coding practices, code reviews and open feedback You enjoy writing testable code and believe in Test Driven Development Nice ...

Lead Platform Engineer

Hiring Organisation
Searchability (UK) Ltd
Location
London, United Kingdom
Employment Type
Permanent
technical direction of real projects and you're ready to own more. Deep expertise in Node.js and NestJS, with strong experience designing and building RESTful APIs and microservice-based systems. Frontend and Next.js experience is ideal too. A real focus on agentic AI. You've built with LLMs and agents ...

Software Engineer (Backend) - SC Cleared

Hiring Organisation
BrightBox Group
Location
England, Bunhill, Greater London, United Kingdom
Employment Type
Contract
Contract Rate
£440 - £500/day Remote working
interfaces - Reference data services - Printing services - Integration with external systems - Development and maintenance of shared components for business-facing applications Technology Stack: - Java - JPA - RESTful APIs - SpringBoot - Microsoft Azure - GitHub - Confluence Key Responsibilities: - Collaborate with Java engineering teams and leverage AI-assisted development methods to drive accelerated delivery. - Manage dependencies ...

iSO Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£425 - £500/day - Hybrid / Inside IR35
UIKit, and SwiftUI Solid knowledge of Core Data, Core Animation, Core Location, AVFoundation Strong understanding of MVC, MVVM, VIPER, or Clean Architecture Proficiency in RESTful APIs, JSON/XML, and third-party integrations Experience with Push Notifications, Background Tasks, App Lifecycle Management Version control with Git/GitHub/GitLab ...

Full Stack Software Developer

Hiring Organisation
DCV Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £450 per day Hybrid / Inside IR35
design and deliver intuitive, high-performance software solutions. Write clean, maintainable, and efficient code following software engineering best practices. Design, develop, and integrate RESTful APIs and backend services. Troubleshoot, debug, test, and optimize applications to ensure reliability, performance, and scalability. Participate in code reviews and contribute to engineering standards … . Extensive experience with Spring Framework and Spring Boot . Strong understanding of MVC architecture , design patterns, and dependency injection. Experience building and maintaining RESTful APIs . Frontend Development Strong knowledge of HTML5, CSS3, and JavaScript (ES6+) . Commercial experience building applications with React.js . Experience with component-based architecture ...

Cyber Security Specialist Security Connector

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600/day
Standard Working hours. Key skills/knowledge/experience : Broad knowledge of modern Enterprise technologies including Cloud and AI. Exposure to contemporary architectures e.g. RESTful APIs and containerised microservices. Up-to date on emerging threats and experienced with threat modelling frameworks e.g. STRIDE/MITRE ATT&CK. Significant knowledge ...

Mobile iOS Developer

Hiring Organisation
Hays Technology
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£350/day £350 per day inside IR35
frameworks, components and application development. Xcode - confident using Xcode throughout the development, debugging and build lifecycle. REST API Integration - experience integrating iOS applications with RESTful services and handling API responses/data. Strong understanding of mobile application development principles and the iOS application lifecycle. Experience troubleshooting, debugging and improving existing ...

Implementation Engineer

Hiring Organisation
Dwellant
Location
Central London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
prompted. EXPERIENCE THAT HELPS Hands-on experience with data migration, ETL processes and scripting (e.g., SQL, Python or similar). Setting up and supporting RESTful API integrations, webhooks and authentication flows. Working in a SaaS implementation or customer-facing technical role within a product-led company. Building reports and dashboards ...

VodafoneThree - Solution Architect - Web & CMS Platforms

Hiring Organisation
VodafoneThree
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
against those vulnerabilities Deep knowledge of web infrastructure subjects i.e. CDNs, WAFs, DNSs, SSL and TLS Demonstrable hands-on experience designing, consuming and governing RESTful APIs Worried that you don't meet all the desired criteria exactly? We know that everyone is unique, with multiple aspects to their identity ...

Full Stack Engineer

Hiring Organisation
DCV Technologies
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £450/day Hybrid / Inside IR35
design and deliver intuitive, high-performance software solutions. • Write clean, maintainable, and efficient code following software engineering best practices. • Design, develop, and integrate RESTful APIs and backend services. • Troubleshoot, debug, test, and optimize applications to ensure reliability, performance, and scalability. • Participate in code reviews and contribute to engineering standards … Python. • Extensive experience with Spring Framework and Spring Boot. • Strong understanding of MVC architecture, design patterns, and dependency injection. • Experience building and maintaining RESTful APIs. Frontend Development • Strong knowledge of HTML5, CSS3, and JavaScript (ES6+). • Commercial experience building applications with React.js. • Experience with component-based architecture and state management ...

Technical Solutions Engineer

Hiring Organisation
Run-Time Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£80,000
customers and partners About You Experience in Solutions Engineering, Presales, Solution Consulting or Technical Consulting within a SaaS environment Strong knowledge of APIs, RESTful services and systems integration SQL and database knowledge Excellent communication and presentation skills Ability to engage with both technical and business audiences Strong organisational and project ...