Integration Engineer Contract Jobs
Updating results…
57 Contract jobs sorted by:
Date Posted
Date Posted
Rate
Updating results…
57 Contract jobs
 Nes Fircroft.png)
Create a free account to access remote working contract opportunities outside the UK
Sign Up
Stay Updated on Contract Jobs
Never miss another opportunity with our email alerts.
Save your searches to be notified as soon as new jobs are added.
System Integration Engineer
Posted 7 days ago by Hays Specialist Recruitment Limited
Full job descriptionSystem Integrator- Luxury Automotive BrandLocation: Goodwood, Chichester (On-site)Assignment Type: T...
- Rate £26 per hour
- Category Not specified
- Work type Onsite
- Location Westhampnett, West Sussex
Identity & Application Integration Engineer
Posted 1 week ago by DGH Recruitment
Role OverviewIdentity & Application Integration Engineer will be responsible for the end-to-end migration and remedi...
- Rate Not specified
- Category Not specified
- Work type Not specified
- Location City of London (EC1)
Security Engineer (SIEM integration) - 6 Month Fixed-Term Contract
Posted 1 week ago by Precise Placements Ltd
The RoleAs a Security Engineer, you will focus on strengthening and optimising our Security Information and Event Manage...
- Rate £80,000 per year
- Category Fixed-Term
- Work type Not specified
- Location London, UK
Create a free account to access remote working contract opportunities outside the UK
Sign Up
Create a free account to access remote working contract opportunities outside the UK
Sign Up
Sort By
Saved Searches
No saved searches yet
Filters
IR35 Status
Working Arrangements
Industry
Sector
Country
Seniority Level
Posted By
Contract Rate
Date Posted
IR35 Status
Working Arrangements
Industry
Sector
Posted By
Country
Seniority Level
Date Posted
Contract Rate
£
—
£
About Our Integration Engineer Contract Roles
What does a integration engineer contractor do?
Integration Engineer contractors are engaged to design, build, and maintain the connections between disparate systems and data sources, enabling applications, platforms, and services to exchange information reliably and efficiently. Integration is a pervasive requirement across modern technology estates, where the proliferation of SaaS applications, legacy systems, cloud platforms, and third-party data sources creates a complex web of interdependencies that must be managed carefully. Contract engagements arise when organisations are implementing new systems that need to connect with existing infrastructure, when integration failures are causing operational problems, when an enterprise integration platform needs to be implemented or modernised, or when a microservices architecture requires robust service-to-service communication patterns.
The technical skills expected of Integration Engineer contractors are broad and depend on the integration patterns and platforms in use. For API integration work, experience designing and building RESTful and SOAP APIs, working with API management platforms such as MuleSoft, Azure API Management, or AWS API Gateway, and implementing OAuth and API security patterns is expected by most clients. For enterprise integration platform roles, hands-on experience with MuleSoft Anypoint Platform, IBM App Connect, Boomi, or Tibco is often the primary selection criterion. For event-driven and streaming integration, knowledge of Apache Kafka or Azure Event Hubs is increasingly expected. For EDI and B2B integration, experience with EDIFACT, ANSI X12, and the relevant EDI translation and mapping tools is required. The ability to design integration architectures that are resilient, scalable, and maintainable, and to document integrations clearly for operational support teams, is as important as hands-on development capability at senior level.
What is the market like for integration engineer contractors?
The Integration Engineer contract market is a reliably busy and specialist market, driven by the ongoing complexity of enterprise technology estates and the perennial challenge of connecting systems that were not designed to communicate with each other. MuleSoft contracting generates the highest single-platform volume within the integration market, reflecting the platform's strong enterprise penetration. The growth of API-first architecture and microservices is creating sustained demand for integration contractors who understand modern API design patterns alongside legacy system integration approaches. Financial services, retail, and the public sector are among the most active buyers. Rate levels mirror the specialist platform knowledge required and the business-critical nature of integration work.
How much do integration engineer contractors usually earn?
Contract rates for integration engineer roles typically range from £500 to £900 per day, depending on the scope of the role, required expertise, and the delivery expectations of the engagement.
How many integration engineer vacancies are there on Quality Contracts?
Over the past twelve months, we have tracked over 150 integration engineer contract roles across the site. Data reviewed up to July 2026.