1 to 25 of 26 REST Jobs in the City of London

Fullstack Developer

Hiring Organisation
Devonshire Hayes Recruitment Specialists Limited
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £55,000 per annum
Grid Real-time communication using WebSockets or SignalR Strong experience building real-time trading or financial applications Back End C# .NET 8 Python REST APIs/Web APIs Microservices Architecture Messaging & Caching RabbitMQ Redis DevOps & Cloud Azure DevOps Git/Repos CI/CD Pipelines Azure and/ ...

Senior Software Engineer

Hiring Organisation
Fruition Group
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£90,000
Essential 5+ years professional software engineering experience Strong TypeScript, Node.js and React experience Experience designing, building and operating production backend services Strong grasp of REST APIs, auth/authorisation and data modelling (MongoDB or similar) Experience with event-driven/message-based systems (SNS/SQS, Kafka or RabbitMQ) Solid ...

Java Developer Kafka API - Tech Consultancy

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
concurrency You have experience with SpringBoot and microservices environments You have experience with Kafka (or similar messaging tools) You have a good knowledge of REST APIs You have a good understanding of AWS You have a thorough understanding of software development and Computer Science fundamentals such as Object Oriented Programming ...

Software Development Manager

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
technical foundation in the Microsoft stack, including the .NET framework (versions .NET Core, 8 and beyond), SQL Server, and microservices architectures. Familiarity with microservices, REST APIs, Docker, Redis, and cloud platforms (such as AWS or Azure) is essential. You’ll also be comfortable working in a DevOps-driven culture, using ...

SC Cleared Freelance Frontend Fullstack Developer

Hiring Organisation
Opus Recruitment Solutions
Location
City Of London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £650/day
focus to build modern, scalable web applications, with some backend/API work. Tech & Skills JavaScript/TypeScript, React/Angular/Vue Node.js, REST/GraphQL APIs HTML, CSS, responsive & accessible design Testing (Jest/Cypress), CI/CD, Git Experience integrating APIs (AI exposure a bonus) Responsibilities Build ...

Senior GenAI Architect for Cloud-Native AI Solutions

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
experience with AI-assisted development tools Strong knowledge of cloud AI and ML platforms and associated architecture patterns Experience designing and managing APIs including REST and GraphQL Strong understanding of microservices and serverless architectures Practical experience with DevOps and MLOps practices including CI/CD pipelines Knowledge of security frameworks ...

ServiceNow Architect

Hiring Organisation
TECHNEST TALENT LTD
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 - 90,000 Annual
technical standards. Design and implement solutions across ITSM and additional ServiceNow modules including ITOM, ITAM, HRSD, CSM, GRC and SecOps. Drive integrations using REST, SOAP APIs and MID Servers. Ensure platform scalability, security and performance. Lead architecture workshops and mentor junior technical teams. Essential Skills: Extensive ServiceNow architecture experience. Strong ...

Distinguished Solution Architect - Pre-sales

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
integration architecture across SaaS-to-SaaS and on-premise systems — API lifecycle management, iPaaS/ESB, MuleSoft, batch ETL/ELT, REST, OData, Kafka, pub-sub and event-driven integration, micro-service and platform integration patterns.Advanced data architecture expertise: operational vs analytical architectures, Master Data Management, Data Strategy and Governance ...

SAP Developer

Hiring Organisation
Zachary Daniels
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
gained experience working with SAP Hybris (SAP Commerce Cloud). You'll ideally have experience with: SAP Hybris (SAP Commerce Cloud) Java Spring Framework REST APIs Ecommerce platforms SQL and relational databases Git and CI/CD Agile development methodologies Retail or ecommerce experience would be highly advantageous. Package ...

Senior IAM & PAM Consultant

Hiring Organisation
Vanquish Technologies Limited
Location
City of London, London, United Kingdom
Employment Type
Contract
Time (JIT) access. Integrate PAM with Microsoft Entra ID, Active Directory, LDAP, cloud platforms, and enterprise applications. Develop automation using PowerShell, Python, and REST APIs. Troubleshoot authentication, provisioning, and privileged access issues. Support platform upgrades, migrations, and disaster recovery testing. Produce technical documentation and operational runbooks. Functional/Non-Technical ...

Founding Engineer / Technical Lead

Hiring Organisation
Coburg Banks Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
transport technology Geospatial systems and location intelligence Technical Environment Experience across several of the following is valuable: Python, TypeScript, Go, Java, or similar REST APIs and distributed architectures AWS and cloud infrastructure PostgreSQL and data-intensive systems Docker, CI/CD, observability, and reliability engineering Third-party integrations and secure ...

Senior Solutions Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
based Software company Expertise selling, configuring and delivering software demonstrations Expertise with implementing software products or solutions to enterprise companies Hands on experience with REST APIs, JavaScript, FreeMarker, HTML, CSS. Powershell scripting, ASP.NET, and C# experience a plus. Experience working with Kubernetes (preferred), Docker, and OpenShift Advanced knowledge ...

Senior Product Owner D365 CE and Custom Portal

Hiring Organisation
Workwell
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
programme context, including awareness of the Power Platform Centre of Excellence (CoE) governance model. Awareness of common D365 CE integration and migration approaches (e.g. REST APIs, Azure Service Bus, and tooling such as KingswaySoft or Azure Data Factory). Awareness of Microsoft D365 CE release cycles, the make/ ...

Junior Copilot Studio Developer (Microsoft Copilot Studio, Power Platform, AI Agents)

Hiring Organisation
MS Talent Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£40,000
Microsoft Copilot, ChatGPT or similar conversational AI platforms. Developing solutions using the Power Platform, including Power Automate, Power Apps or Dataverse. Integrating applications using REST APIs, standard connectors or other integration technologies. Working on AI, automation or low-code projects, either commercially or through substantial personal projects. Communicating with stakeholders ...

Senior ML Engineer

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
experience with LLM and agent frameworks and agentic reasoning patterns. Practical understanding of Model Context Protocol (MCP), including server and tool patterns. FastAPI and REST API design and implementation experience. Experience with prompt engineering and RAG‐based architectures. Containerisation and Kubernetes‐based deployment experience. Ability to work across platform, product ...

Full Stack Engineer (Python/React.js) -Vietnam

Hiring Organisation
Robert Half Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
real-world problems for customers. You have strong hands-on experience with our core stack: Python, Django, PostgreSQL, TypeScript, React, and Next.js. You understand REST APIs, web development fundamentals, database design, and what it takes to build reliable, performant systems. Why Join? High-growth business with genuine progression opportunities Influence ...

IAM Architect (Entra ID)

Hiring Organisation
DGH Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
authentication/SSO standards (OIDC, SAML, OAuth, Kerberos, LDAP). - Experience with RBAC, entitlement management, and automated provisioning/deprovisioning. - Skilled in PowerShell, REST APIs, and identity automation. - Familiar with micro-segmentation, NDR, and network-IAM interplay. - Experience with infrastructure hardening and monitoring across hybrid environments. - Knowledge of Azure Policy ...

Solutions Engineer

Hiring Organisation
Run-Time Group Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
product and engineering improvements Requirements 3+ years experience in Solutions Engineering, Implementation, Integration, or similar roles within SaaS or web environments Strong knowledge of REST APIs, HTTP, and SQL Experience working with complex system architectures and integrations Proven troubleshooting and debugging skills Familiarity with JavaScript preferred Degree in Comp ...

Senior iOS Engineer - Send Experience

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
VIPER (we use both, happy to explore others) You write testable code and care about what happens after you merge solid understanding of REST APIs, you’re comfortable at the boundary between mobile and backend You communicate clearly: technical ideas to non‐technical people, strong opinions held loosely You work ...

AI-Driven Mobile Lead - Swift & Kotlin (iOS/Android)

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
integrate AI tools to boost coding efficiency. The position also involves managing mobile CI/CD pipelines with Xcode Cloud and Bitrise, overseeing REST API development, and delivering high-quality iOS and Android products. #J-18808-Ljbffr ...

Mobile Head - Claude, iOS, Android Swift, Kotlin - Jump IT Solutions

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
including Claude and Cursor, to enhance coding quality and speed. Manage mobile CI/CD pipelines, including Xcode Cloud and Bitrise. Oversee API and REST architecture development. Ensure high-quality product delivery across iOS and Android. What We Are Looking For Proven mobile development experience across Swift and Kotlin. Management ...

Full Stack Developer Java Ruby Angular

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
TypeScript). You'll have a 50/50 split between backend and frontend projects, from designing and developing scalable backend Java services and REST APIs, writing and optimising SQL database queries through to creating user friendly interfaces using Angular (v15+). You'll input into technical discussions and decision … have front end experience with JavaScript and Angular You have experience with relational databases and SQL query writing You have a strong understanding of REST APIs, real-time systems, CI/CD You're comfortable working with legacy Ruby You have a strong knowledge of software engineering best practices ...

Java Software Engineer

Hiring Organisation
Michael Page
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 50,000 - 60,000 Annual
with industry standards and security protocols in all deliverables. Profile Java development experience; strong Java 11+ command is non-negotiable. Solid Spring Boot experience: REST APIs, Spring Security, Spring Data, Spring Cache. Good understanding of microservices architecture, resilience patterns (Circuit Breaker, Retry, Bulkhead). Experience with Camunda BPM or similar … DevOps). Demonstrated hands-on exposure to at least one of: LLM API integration, vector databases, prompt engineering, or RAG pipeline construction Familiarity with REST-based AI APIs (OpenAI, Anthropic, Google Vertex AI, or equivalent). Basic understanding of embeddings, semantic search, and token-based context management. Comfortable reading Python ...

Senior Backend Engineer (Java/.Net & Microservices)

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £550/day Inside IR35
design and engineering best practice. Key Responsibilities Design and develop backend services using C#/.NET and Java (Spring Boot) . Build and support REST APIs and microservices. Contribute to architecture, technical design and system integration. Troubleshoot, optimise and support production systems. Collaborate with stakeholders and mentor other engineers. Essential … Skills Strong commercial experience with C#/.NET and Java (Spring Boot) . Proven delivery of microservices and REST APIs . Experience with distributed systems and enterprise integration. Strong SQL experience (SQL Server and/or Oracle). We're Looking For Engineering Ownership - Takes responsibility for delivery ...

Salesforce Solution Architect

Hiring Organisation
Jobleads-UK
Location
City Of London, England, United Kingdom
Components, Platform Events, and APIs Ensure compliance with platform limits, performance standards, and governance Integration & Ecosystem Alignment Define and validate integration patterns using REST/SOAP APIs, events, and middleware (e.g., MuleSoft) Ensure robust data flows, ownership models, and system interoperability Align Salesforce solutions with enterprise architecture standards Governance & Quality … data modelling Proven ability to design solutions within Salesforce governor limits Integration & Architecture Experience with API‐led and event‐driven architectures Strong understanding of REST/SOAP APIs and middleware platforms (e.g., MuleSoft) Solid knowledge of Salesforce data architecture Agile Delivery Experience working in Agile Scrum environments Strong involvement ...