26 to 36 of 36 REST Jobs in the City of London

ServiceNow Architect

Hiring Organisation
Syntax Consultancy Limited
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
500-540/day (Outside IR35)
+ custom applications. Strong ServiceNow ITSM, plus 2 other modules (TSOM, ITOM, ITAM, HRSD, CSM, GRC, SecOps). Proven expertise in ServiceNow integrations -eg- REST, SOAP, APIs, MID Servers. Experience with ServiceNow scripting (JavaScript, Glide, Flow Designer) and ServiceNow data model. Experience designing and implementing CMDB and Discovery. Acting ...

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 ...

Salesforce Technical Architect

Hiring Organisation
Mason Frank International
Location
City of London, London, United Kingdom
Architect or Salesforce Development Lead. Strong hands-on Salesforce development background, including Apex, Lightning Web Components (LWC), Visualforce, and APIs. Experience designing integrations using REST, SOAP, middleware, and external systems. Deep understanding of Salesforce platform architecture, security model, and development best practices. Salesforce certifications such as Application Architect, System Architect ...

Oracle MFCS Solution Architect/Functional Architect

Hiring Organisation
Square One Resources
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
enterprise integration programs, cloud migrations, and platform upgrades. Strong functional expertise across MFCS, IMCS, POM, RIHA, RICS, RMS, SIM, ReSA, REIM, RIB, FTS, and REST-based integrations If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format. Disclaimer Notwithstanding ...

Junior Data Engineer

Hiring Organisation
TechNET IT Recruitment Ltd
Location
City of London, London, United Kingdom
monitoring to ensure data assets are accurate, reliable and fit for use. You will also help integrate data from internal and external systems via REST APIs , working with JSON payloads, authentication, pagination and basic error handling. Essential Skills Strong SQL fundamentals, including joins, aggregations and subqueries Understanding of ETL/… Exposure to Apache Kafka or similar streaming platforms Basic knowledge of AWS services, particularly managed databases Awareness of Docker and Kubernetes concepts Understanding of REST APIs, HTTP methods and JSON payloads Ability to consume data from APIs as part of a data pipeline Good problem-solving skills and ability ...

Java Software Engineer

Hiring Organisation
Michael Page
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£50000 - £60000/annum
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 ...

Full Stack Engineer Java JavaScript - HealthTech

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 ...

AI Deployment Engineer

Hiring Organisation
Emponics
Location
City of London, London, United Kingdom
Employment Type
Permanent
storage supporting current and future AI deployments Troubleshoot integration failures, data inconsistencies, and production issues Key Skills Python & SQL (production-grade pipeline development) REST APIs, webhooks, OAuth, event-driven architecture Orchestration tools: Airflow, Prefect, or Dagster Cloud platforms: AWS, GCP, or Azure Docker & Kubernetes Microsoft 365 & Microsoft Copilot Desirable Skills … data pipelines, and production infrastructure. Strong Python and SQL skills; experienced building robust, production-grade data pipelines from scratch. Deep familiarity with integration patterns: REST APIs, webhooks, OAuth, and event-driven architectures. Experience with orchestration tools (Airflow, Prefect, or Dagster) and transformation frameworks (dbt or similar). Comfortable across cloud ...

Full Stack Engineer

Hiring Organisation
Aspect
Location
City of London, London, United Kingdom
front-end interface through to the APIs, data models, and services that support them. Design and build backend services in Node.js, along with the REST and GraphQL APIs that connect our products. Model and work with relational data in PostgreSQL, keeping schemas clean and queries efficient. Collaborate with Product … with React and TypeScript. Solid full stack ability, comfortable owning both the front end and the services behind it. Experience with Node.js and building REST or GraphQL APIs. Good working knowledge of relational databases, ideally PostgreSQL. A strong eye for design detail, usability, and accessibility. Experience with cloud platforms such ...

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 ...

ServiceNow Developer

Hiring Organisation
Response Informatics
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£70,000
Incident, Change, Problem, Service Catalog) Experience in ServiceNow development, customization, workflows, and integrations Strong experience in development and scripting Hands-on experience with JavaScript, REST APIs, and automation Experience with CMDB, reporting, and dashboards Knowledge of Agile and ITIL processes ITSM ITOMComplaints Management Problem Management Knowledge Management Responsibilities: Develop … ITOM, CMDB, and Asset Management. Build Business Rules, Client Scripts, Script Includes, UI Policies, and Service Catalog items. Integrate ServiceNow with external systems using REST/SOAP APIs. Develop dashboards and reports for IT operations and sustainability metrics. Support Green IT initiatives such as: IT asset lifecycle management Energy ...