Contract REST Jobs in the South East

18 of 18 Contract REST Jobs in the South East

Full Stack Developer (Ruby on Rails)

London, South East, England, United Kingdom
Hybrid / WFH Options
Inventive Search Ltd
well-tested code and help improve performance. Requirements: 3+ years’ Ruby on Rails experience in production Strong JavaScript, HTML/CSS skills (Stimulus/Turbo/React) Knowledge of REST APIs, PostgreSQL, testing (RSpec/Minitest) Excellent communication and self-management in remote work Nice to have: Tailwind CSS, DevOps, Stripe/API integrations, startup experience. About the Project We More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Web Developer (Data Visualisation)

London, South East, England, United Kingdom
Digimasters Ltd
environment Proficiency in HTML, CSS, JavaScript, and frameworks such as React, Angular, or Vue.js Experience with D3.JS or similar advanced visualisation libraries Strong understanding of API development and integration (REST, GraphQL) Familiarity with database technologies and query languages (SQL, NoSQL) Experience working with data sources such as Microsoft Fabric’s Data Lake, Power.B.I., Qlik Sense, Airtable, and Databricks Good grasp More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Full-Stack Developer Python Django

London, South East, England, United Kingdom
Harnham - Data & Analytics Recruitment
peer code reviews Collaborating with designers, product managers, and QA to deliver high-quality releases SKILLS & EXPERIENCE Strong commercial experience with Python/Django and React Solid understanding of REST API design and integration Proficiency with relational databases (PostgreSQL preferred) Experience in secure coding practices, ideally within regulated environments (healthcare, finance, etc.) Familiarity with cloud platforms (AWS/GCP) and More ❯
Employment Type: Contractor
Rate: £470 - £520 per day
Posted:

Hybrid Python Developer 9-12 Month Contract (Outside IR35)

Reading, Berkshire, South East, United Kingdom
Hybrid / WFH Options
Halian Technology Limited
AWS Participate in agile practicesstandups, sprint planning, code reviews, pair programming Required Skills and Experience: Proven experience in Python, ideally with Django (or similar frameworks) Experience consuming or building REST APIs and cloud deployment Familiarity with React/TypeScript or willingness to collaborate across stacks Comfortable with automated testing, CI/CD , and DevOps workflows Able to contribute autonomously and More ❯
Employment Type: Contract, Work From Home
Rate: From £375 to £450 per day
Posted:

ServiceNow Developer

South East London, London, United Kingdom
Hybrid / WFH Options
Circle Group
used in ServiceNow. Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB. ServiceNow Scripting : Client Scripts, Business Rules, Script Includes, UI Policies, and UI Actions. REST/SOAP API Integration : Building and consuming APIs for third-party integrations. ServiceNow Workflows : Designing and implementing Flow Designer and legacy Workflow Editor. Service Portal Development : Custom widgets, pages, and More ❯
Employment Type: Contract, Work From Home
Rate: £600 - £700 per day
Posted:

ServiceNow Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Circle Recruitment
used in ServiceNow. Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB. ServiceNow Scripting : Client Scripts, Business Rules, Script Includes, UI Policies, and UI Actions. REST/SOAP API Integration : Building and consuming APIs for third-party integrations. ServiceNow Workflows : Designing and implementing Flow Designer and legacy Workflow Editor. Service Portal Development : Custom widgets, pages, and More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

ServiceNow Developer - 12 months - £700 per day - SC Cleared

London, South East, England, United Kingdom
Involved Solutions
used in ServiceNow. Experience with ServiceNow platform: Including modules like ITSM, ITOM, HRSD, CSM, and CMDB. ServiceNow Scripting: Client Scripts, Business Rules, Script Includes, UI Policies, and UI Actions. REST/SOAP API Integration: Building and consuming APIs for third-party integrations. ServiceNow Workflows: Designing and implementing Flow Designer and legacy Workflow Editor. Service Portal Development: Custom widgets, pages, and More ❯
Employment Type: Contractor
Rate: £650 - £700 per day
Posted:

ServiceNow Developer

London, South East, England, United Kingdom
eTeam Inc
and resolve technical issues and defects. Required qualifications • Experience developing on the ServiceNow platform in a professional setting. • Proficiency in JavaScript, Glide API, and ServiceNow development tools. • Familiarity with REST/SOAP APIs, IntegrationHub, and MID Servers. • Understanding of ITIL processes and service management principles. • Strong problem-solving and communication skills. Preferred Qualifications • ServiceNow Certified System Administrator (CSA). • One More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

IP Design Specialist - Architect

Reading, Berkshire, United Kingdom
Hybrid / WFH Options
Flint UK Technology Services
architectures, including microservices, API-driven platforms, and DevOps integration. Experience in enterprise security and network segmentation best practices. Familiarity with network automation and orchestration: Ansible, Python, Netconf/YANG, REST APIs. Excellent strategic thinking, documentation, and stakeholder communication skills. Desirable Certifications CCIE/JNCIE/SRA or equivalent level of demonstrable experience. TOGAF, AWS Solution Architect, or equivalent enterprise architecture More ❯
Employment Type: Contract
Rate: GBP Annual
Posted:

Technical Support Engineer - Automation

Surrey, England, United Kingdom
Hybrid / WFH Options
Proactive Appointments
user permission levels, domain configuration, group policy objects and execution of SUDO Policies in UNIX/Windows. Understanding of protocols such as HTTP, TCP, FTP/SFTP, SOAP and REST Experience with troubleshooting tools such as Wireshark, Traceroute Solid understanding of object-oriented programming skills (Java strongly preferred) Strong troubleshooting/root cause isolation skills Demonstrated creative problem-solving approach More ❯
Employment Type: Contractor
Rate: £200 - £215 per day
Posted:

Contract Technical BA, Settlements

London, South East, England, United Kingdom
Adecco
or broker-dealer operations. Strong knowledge of securities industry flows, particularly SWIFT MT/MX messaging related to trading, clearing, and settlement. Hands-on technical proficiency in Linux, SQL, REST API integrations, and related technologies. Ability to read and interpret interface specifications effectively. Proven capability to analyse and generate scope and business requirements documents. Strong aptitude for breaking down product More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

Business Systems Analyst

London, South East, England, United Kingdom
Pontoon
stakeholder communication skills. You will need : Proven experience as a Business Analyst or Systems Analyst in a financial services, payments, or fintech environment. Strong knowledge of API-based systems (REST, JSON, XML) and how to document and validate API requirements. Familiarity with tools like Postman, Swagger/OpenAPI, or similar for API analysis and testing. Experience working with Agile methodologies More ❯
Employment Type: Contractor
Rate: £650 - £700 per day
Posted:

NET Developer

England, Berkshire, United Kingdom
Opus Recruitment Solutions
initial 3 month contract. This will be hybrid (ideally weekly but can flex) and has been determined outside IR35. Skills & experience needed: .NET, .NETCore, C# in integration heavy environments REST, WebAPIs, OpenAPIs Experienced integrating with financial or ERP Systems For this position we are able to wait up to 2 weeks, though ideally looking to get someone started asap. If More ❯
Employment Type: Contract
Rate: £300 - £400/day Outside IR35, Hybrid
Posted:

Technical Consultant

Newbury, Berkshire, South East, United Kingdom
7P UK Ltd
Firewalls and routing Practical experience with Entitlement Servers , especially related to: VoLTE, VoWiFi, or eSIM provisioning User access and entitlement control Familiarity with messaging protocols and APIs (e.g., SIP , REST , HTTP , RCS ) Experience with cloud infrastructure (e.g., AWS, Azure) or on-premises deployments Strong integration and enterprise architecture experience Analytical mindset with excellent troubleshooting skills Ability to communicate clearly with More ❯
Employment Type: Contract
Rate: From £450 to £500 per day Outside IR35
Posted:

ServiceNow Consultant

London, South East, England, United Kingdom
Hybrid / WFH Options
Robert Half
large-scale or enterprise environments. Strong hands-on experience across multiple ServiceNow modules (e.g. ITSM, ITOM, HRSD, CSM, SecOps). Solid understanding of ServiceNow scripting (JavaScript, Glide) and integrations (REST, SOAP, APIs). Excellent stakeholder engagement and consultancy skills. ServiceNow certifications (CSA, CIS in relevant modules) highly desirable. SC/DV clearance required Company Global market leading consultancy Remote working More ❯
Employment Type: Contractor
Rate: Salary negotiable
Posted:

AI Front End Engineer

London, South East, England, United Kingdom
Hybrid / WFH Options
Pontoon
including token handling, session management, data masking, and audit logging. Translate UX/UI designs into modular, reusable components aligned with enterprise design systems. Integrate front-end applications with REST/GraphQL APIs, WebSockets, and backend services. Collaborate closely with AI engineers, backend developers, and cloud architects to deliver end-to-end solutions. Ensure compliance with cybersecurity and data privacy … scratch in greenfield or innovation lab settings. Experience developing interactive UIs, dashboards, chat interfaces, and data visualisations for AI-powered tools. Skilled in integrating front-end applications with APIs (REST, GraphQL, WebSockets) and backend services. Deep understanding of front-end security practises (e.g., OWASP, CSP, input sanitization, role-based access). Familiarity with secure API design, token management, and data More ❯
Employment Type: Contractor
Rate: £600 - £700 per day
Posted:

Java Solution Architect DV Cleared

Basingstoke, Hampshire, England, United Kingdom
Reed
Java Solution Architect (DV CLEARED) Contract Type: Contractor Location: Basingstoke, Hampshire - fully on site Rate: £600 per day inside IR35 Working Pattern: Monday to Friday Contract duration: 6 months+ Mandatory: DV Clearance active (will not consider non-cleared professionals) We More ❯
Employment Type: Contractor
Rate: £600 per day, Inc benefits
Posted:

Axway API Developer

London, South East, England, United Kingdom
Hybrid / WFH Options
Randstad Technologies
Axway API Developer (SC Cleared) 6 months contract Inside IR35 £500 to £650 a day Remote Working (UK based) *Active SC Clearance is needed* A top-tier defense organization is looking for an experienced Axway API Developer/Administrator to More ❯
Employment Type: Contractor
Rate: £500 - £650 per day
Posted:
REST
the South East
10th Percentile
£295
25th Percentile
£363
Median
£475
75th Percentile
£515
90th Percentile
£575