Large-Scale Test Manager

Opportunity: Large-Scale Test Manager (IMOS & Freight)

Location: London (Hybrid)
Type: Contract
Client: Prestigious Blue-Chip Global Leader

Are you a heavyweight Test Manager with a pedigree in complex trading, shipping, or logistics platforms?

We are seeking a high-caliber professional to spearhead the end-to-end testing strategy for a massive IMOS (Integrated Maritime Operations System) implementation.This isn't just a standard vendor rollout. You will be at the helm of a programme that integrates core IMOS functionality with bespoke, custom-built components, ensuring seamless execution across the entire freight and voyage lifecycle.

The RoleOperating at Programme Leadership level, you will be the ultimate authority on test outcomes and go-live readiness. You will act as a senior counterweight to delivery pressure, providing the evidence-based assurance required to give business sponsors the confidence to "Go".

Key Responsibilities

• Strategic Governance: Define and own the programme-wide test strategy encompassing core configuration, custom builds, SIT, UAT, and non-functional testing.
• Large-Scale UAT: Partner with vendor test managers (Veson) and business focals to lead UAT at scale across chartering, voyage execution, and freight economics.
• Custom Build Assurance: Maintain a rigorous inventory of bespoke functionality, ensuring custom components that extend or override standard IMOS behavior are fully validated.
• Integration Excellence: Own the testing of the full ecosystem, including CTRM/ETRM, financial settlement, and reporting integrations.
• Risk & Defect Management: Oversee defect triage with a focus on material impacts to financial controls and operational execution.
• Cutover & Go-Live: Provide the critical go/no-go recommendations and lead test input for cutover rehearsals and hypercare transition.

Your Profile

• Proven Track Record: You have successfully managed testing for large, complex trading, logistics, or shipping programmes.
• Domain Expertise: Extensive knowledge of freight/shipping operations is essential; prior experience with IMOS is highly preferred.
• Technical Versatility: Demonstrated experience testing custom-built functionality alongside major vendor platforms.
• Leadership & Influence: You possess the gravitas to manage senior stakeholders and the confidence to challenge designs from a risk and testability perspective.
• Testing Rigor: Expert-level experience leading UAT, SIT, and non-functional testing across multiple business units and systems.

Why Apply?
This is a chance to join a prestigious blue-chip organization during a critical phase of a high-profile digital transformation. If you excel in environments where "operational reality" meets "technical complexity," this contract offers a career-defining challenge in the heart of London.

Apply now to lead the quality assurance for one of the industry's most significant IMOS implementations.


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Orion Group was founded in 1987 and is now one of the largest, independent, international recruitment companies. We have a network of 200 employees working from 24 offices, delivering a range of services – Talent Acquisition, Recruitment Outsourcing Services, Retained Search, Global Workforce Solutions, Completions & Commissioning and Materials Management – across 68 countries. As a global leader in workforce solutions, we recruit personnel across the Engineering & Technical, Office & Commercial, Scientific and Skilled Trades disciplines, for sectors including Oil & Gas, Life Science, Power & Utilities, Constructions & Infrastructure, Manufacturing and Renewables.