6 of 6 Contract REST Jobs in the City of London

Cribl Data Analytics Engineer

Hiring Organisation
International Military Ministries
Location
City of London, London, United Kingdom
Employment Type
Contract
requirements. Experience onboarding security log sources. Data & Analytics Strong log analysis and troubleshooting skills. Experience with structured and unstructured data. Knowledge of JSON, Syslog, REST APIs, and common log formats. Experience developing dashboards and reporting solutions. Cloud & Infrastructure Azure and/or AWS experience. Understanding of Windows and Linux environments. ...

Principal Technical Lead

Hiring Organisation
RSSB
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Core code-first migrations and data modelling. Strong front-end engineering skills in React and TypeScript, including component architecture, state management, and integration with REST/SignalR backends. Solid understanding of event-driven architectures. Hands-on experience with PostgreSQL or comparable relational databases. Experience with API and application security. Practical ...

Lead Full Stack Engineer - React, Golang

Hiring Organisation
Hays Specialist Recruitment
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
TypeScript/React/Vite Front End and Golang microservices within a multi-tenant SWaaS architecture. Define Front End module boundaries, API contracts (REST/gRPC), and state management; establish idiomatic Golang service structure, concurrency, and error-handling patterns. Act as hands-on Tech Lead, driving design reviews, PR approvals ...

Senior Network Architect - Cisco SDA, DNAC, ISE

Hiring Organisation
Hays
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£550 per day (Inside IR35)
LLDs, with the ability to translate business and technical requirements into scalable network designs Working knowledge of network automation and programmability, like Python, REST APIs, Ansible, and Cisco DNAC APIs Confident engaging with stakeholders at all levels Nice to Have: Available immediately CCIE Enterprise Infrastructure Certification Hays Specialist Recruitment Limited ...

WebMethods Developer

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£600 - £650 per day
Designing and implementing integration architectures aligned with enterprise patterns, SOA, API management, and microservices. Managing B2B protocols including EDI, AS2, FTP, HTTPS, XML, JSON, REST, and SOAP. Optimising system performance, capacity planning, and ensuring high availability. Collaborating with stakeholders, providing technical leadership, and supporting DevOps practices with CI/… Integration Server and API Gateway. Proven experience with Axway API Gateway and enterprise integration patterns. Hands-on knowledge of EDI, B2B protocols, XML, JSON, REST, and SOAP. Strong understanding of performance tuning, high-availability design, and cloud deployment. Excellent communication and stakeholder management skills. Must hold or be eligible ...

AI Cloud Engineer

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£630 - £640 per day
user prompt and completion for full auditability. Engineering Excellence: Drive automation through Infrastructure-as-Code (Bicep, Terraform) and CI/CD pipelines, while maintaining REST APIs and identity-aware solution patterns. Stakeholder Collaboration: Act as a credible technical bridge between business analysts and senior front-office teams (including electronic trading … patterns, rather than purely self-taught or personal interest projects. Software Engineering & Tech Stack: High proficiency in Python and PowerShell for building automation frameworks, REST APIs, and identity flows. Production exposure to the OpenAI SDK, GPT models, and Palantir Foundry is highly desirable. Identity & Regulated Security: Exceptional understanding of Entra ...