Bradley Marriott

Performance & Transformation Manager

Talent

Cambridge, Cambridge District, CambridgeshireMember since September 11, 2023

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About

Performance & Transformation Manager with 7+ years’ experience delivering governance-led, data-driven change on £300M+ infrastructure and operations programmes. Proven in performance reporting (Power BI), governance frameworks (APM/MoP), and AI-enabled automation, with a record of cutting manual reporting by 70% and driving enterprise-wide performance improvements of 35–40%. Certified in Lean Six Sigma GB, ISO 9001 and APM.

Experience

Performance Specialist / Project Manager 01/2024 to Current

AtkinsRéalis London, United Kingdom

Performance & Reporting

Automated enterprise performance reporting (Agentive AI), reducing manual effort by >70% and enabling predictive insights for leadership.
Redesigned reporting suite with Power BI dashboards (120+ users), cutting turnaround time from 12 → 4 days and improving data accuracy +35%.
Drove 25% improvement in data accuracy on the £300M+ M25 Paymech infrastructure programme, strengthening audit readiness.

Governance & Control

Embedded APM/MoP frameworks across 25+ projects, lifting delivery standardisation by 40%.
Established portfolio governance, risk registers, and change control across £40M+ in projects, improving cross-departmental alignment.
Key contributor to the Interim Project Report, shaping the 15-year strategic delivery structure for the programme.

Quality & Assurance (includes Quality Auditor responsibilities, 07/2024–07/2025)

Achieved ISO 9001 certification across multiple teams, enhancing quality standards and audit compliance.
Standardised audit and governance processes, improving clarity, consistency, and readiness for regulatory/AI-driven initiatives.
Introduced streamlined audit planning and feedback cycles, cutting review backlogs and increasing stakeholder responsiveness.

AI & Transformation

Partnered with data engineering to design scalable reporting platforms, laying the foundation for AI and advanced analytics.
Spearheaded the Roadspace Review transformation, streamlining operations and improving delivery outcomes.

Financial Analyst 07/2023 to 08/2023

Stef & Philips London, United Kingdom

Delivered cost reduction strategies equivalent to 10% of operational spend, improving financial resilience.
Built forecasting and budgeting models (+18% accuracy), informing investment decisions on projects worth £3M+.
Produced executive-level reports and risk analyses, identifying £200K+ in potential savings and shaping restructuring plans.

Portfolio Manager 07/2022 to 06/2023

Computacenter London, United Kingdom

Portfolio Management & Delivery

Built portfolio tracking systems improving project delivery timelines by 15% and boosting executive visibility.
Optimised resource allocation through financial modelling, forecasting a 12% margin increase across key accounts.
Managed high-value client portfolios (PwC, Cisco, AstraZeneca), strengthening delivery outcomes and raising service satisfaction by 20%.

Data & Governance (Master Data Specialist scope)

Developed master data strategy across finance, HR, and operations, increasing accuracy and reducing reporting errors by 40%.
Implemented enterprise data governance standards and automated validation processes, cutting rework by 25%.
Created dashboards and real-time reporting tools, improving audit visibility and enabling proactive compliance management.

Data Analyst 10/2017 to 06/2020

Informa PLC London, United Kingdom

Built predictive models and conducted statistical analysis to identify customer trends, directly supporting business growth initiatives.
Developed and implemented data quality frameworks, cutting reporting errors and increasing trust in datasets used for strategic planning.
Analysed and visualised large datasets, uncovering revenue opportunities and market insights that shaped planning cycles.
Supported enterprise-wide BI reporting and data storytelling, gaining cross-functional experience in marketing, operations, and performance analysis.