31 to 55 of 62 RESTful Jobs in London

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 ...

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 ...

Scala Engineer

Hiring Organisation
Hays Technology
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day £500 - £600 p/d Inside IR35
experience with Scala - Experience developing applications using the Play Framework - Knowledge of Play 2.8 to Play 3.0 migrations/upgrades - Experience building and maintaining RESTful APIs and web applications - Experience working within Agile delivery teams - Ability to work in complex public sector or enterprise environments Desirable Skills - AWS-hosted application ...

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 ...

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 ...

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 ...

SAP BTP Integration Architect

Hiring Organisation
Dabster Systems Ireland Limited
Location
London, United Kingdom
Employment Type
Permanent
specific integration challenges of a Bluefield or system conversion project, including legacy interface remediation. API Design & Governance: Strong experience in designing, publishing, and governing RESTful APIs and OData services. Strong Communication Skills: The ability to articulate complex technical concepts to both technical and non-technical stakeholders, from developers to senior ...

Solutions Engineering Lead

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
high performing technical delivery team. Experience building and designing scalable and performing systems within a microservice architecture Expert on all things API, such as RESTful design, OpenAPI, OAuth2, versioning, etc. Have a strong product mindset and be able to support others to make the right decisions and compromises. Comfortable working ...

Infrastructure & Access Management Architect

Hiring Organisation
Mayer Brown International LLP
Location
Greater London, United Kingdom
Employment Type
Full Time
protocols: OpenID Connect, SAML, OAuth, Kerberos, LDAP. Hands-on RBAC design, entitlement management, and automated provisioning/de-provisioning pipelines. Proficiency with PowerShell and RESTful integrations for identity automation and compliance checks. Familiarity with NDR and Micro-Segmentation patterns; understanding of network topologies and their interplay with IAM. Experience hardening ...

Software Engineer

Hiring Organisation
VIQU IT Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£50,000
environment. Key Responsibilities of the Software Engineer: Design, develop and maintain scalable backend applications and services using Java and Spring Boot Build and maintain RESTful APIs to support business-critical systems and applications Contribute to frontend development using Vue.js and develop applications and services using Node.js Deliver software solutions across … experience in Software Engineering, developing and delivering production-grade applications Strong backend development experience using Java and Spring Boot Demonstrable experience designing and developing RESTful APIs and scalable backend services Experience working with Node.js to develop and maintain applications or services Exposure to frontend technologies, ideally Vue.js Good understanding ...

Senior .Net Developer

Hiring Organisation
Ascend Consulting
Location
NW7, Mill Hill, Greater London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £85000/annum
required with expertise in Visual Basic .NET, C#, SQL Server, and SAP Business One integration. The ideal candidate should have strong skills in RESTful API development, database optimization, and Azure DevOps pipeline management. Knowledge of API security, CI/CD automation, and Swagger documentation is recommended. Responsibilities API Development : Build … maintain RESTful APIs in VB.NET and C#, integrating with SQL Server and SAP Business One backend tables Database Management : Write optimized SQL queries, stored procedures, and indexing strategies to efficiently handle large datasets Performance Optimization : Monitor and enhance API performance, database query execution, and application scalability Documentation : Maintain clear ...

Lead Full Stack Engineer (Golang Focus)

Hiring Organisation
Pertemps London
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 70,000 Annual
enabling engineers to focus on delivering quality solutions at speed. Key Responsibilities Design, develop and maintain scalable backend applications using GoLang. Build and enhance RESTful APIs and microservices that support core platform functionality. Contribute to system architecture and technical design decisions. Optimise application performance, reliability and scalability. Troubleshoot, debug … Support deployment, monitoring and ongoing performance improvements across backend systems. Required Experience Strong commercial experience developing applications in GoLang. Proven experience building and maintaining RESTful APIs and backend services. Experience designing and working within microservices-based architectures. Solid understanding of software engineering principles and design patterns. Experience working with ...