Onetrust Developer - 6-Month Contract - Hybrid (Luton)

Hamilton Barnes; Luton; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A technology consulting firm in the United Kingdom is seeking an experienced OneTrust Developer for a 6-month contract role. The position involves hands-on development and integration of a Consent Management Platform, focusing on compliance and privacy requirements. Ideal candidates will have substantial experience with OneTrust CMP and JavaScript, along with skills in FreeMarker Template Language. The role features a hybrid work arrangement with a competitive day rate of £500.

Qualifications

• 6-8 years' experience in consent management or related engineering roles.
• Strong hands-on experience with OneTrust or similar platforms.
• Proven experience with FreeMarker Template Language (FTL).
• Solid JavaScript skills for Front End deployment.
• Experience integrating CMPs with identity platforms.

Responsibilities

• Deliver hands-on development and configuration of OneTrust CMP.
• Build and customize consent workflows with FTL.
• Configure cookie banners and consent journeys.
• Implement Front End CMP customization using JavaScript.
• Integrate consent events with downstream systems.

Skills

OneTrust CMP

FreeMarker Template Language

JavaScript

OAuth2

SQL

Job description

OneTrust Developer - 6-Month Contract - Hybrid (Luton)

We're looking for an experienced OneTrust Developer to support the implementation and optimisation of a Consent Management Platform (CMP) within a complex, regulated environment. The role will focus on hands‑on configuration, development, and integration of OneTrust consent workflows to meet global privacy and compliance requirements.

Key Responsibilities

• Deliver hands‑on development and configuration of OneTrust Consent Management Platform (CMP).
• Build and customise consent workflows using FreeMarker Template Language (FTL).
• Configure and customise cookie banners, preference centres, and consent journeys.
• Implement Front End CMP customisation using JavaScript, HTML, CSS, and JSON.
• Integrate consent events with downstream systems (eg CDPs, Martech platforms, identity systems).
• Work with REST APIs and event‑driven architectures to synchronise consent data.
• Support audit trails, reporting, policy versioning, and compliance validation.
• Collaborate with privacy, security, marketing, and engineering stakeholders to translate regulatory requirements into technical solutions.

What You Will Ideally Bring

• 6‑8 years' experience in consent management, privacy platforms, or related engineering roles.
• Strong hands‑on experience with OneTrust CMP (or similar consent management platforms).
• Proven experience with FTL (FreeMarker Template Language).
• Solid JavaScript skills for CMP Front End deployment.
• Experience integrating CMPs with identity platforms (ForgeRock preferred, OAuth2, SSO).
• Familiarity with Customer Data Platforms and marketing tools (eg mParticle, Braze, Adobe).
• Good understanding of GDPR, CCPA/CPRA, consent life cycle, and data subject rights.
• SQL knowledge for audits and data validation.
• Experience working in regulated, enterprise environments.

Contract Details

• Duration: 6 months (with potential extension)
• Day Rate: £500 per day
• Location: Luton - Hybrid (1 day onsite)
• Start Date: January 2026