Jack Parkinson

Senior Commercial Manager with 15+ years’ experience delivering revenue growth, contract optimisation and risk-controlled performance across energy, payments and financial services. I am passionate about supporting organisations to reduce carbon emissions and accelerate their transition to net zero, combining commercial strategy expertise with deep knowledge of Government Energy Efficiency schemes. Experienced in building and influencing high-impact Local Authority and Social Housing partnerships that unlock large-scale retrofit delivery, accelerate carbon-reduction programmes and drive measurable social and commercial outcomes.

Proven ability to manage £50m–£200m portfolios, negotiate complex commercial agreements and lead cross-functional teams to deliver strategic, regulatory and financial results in highly regulated environments.

Senior Relationship Manager at Worldpay (2026-07 – Present)

Lead commercial performance across a portfolio of high-value SMB clients within the payments sector, driving revenue growth, retention and strategic account development.

• Direct commercial strategy for key accounts, identifying growth opportunities and shaping tailored payment solutions.
• Lead end-to-end implementation of payment platforms, ensuring seamless delivery, issue resolution and commercial alignment.
• Influence senior stakeholders to secure commercial commitments and strengthen long-term partnerships.
• Coordinate cross-functional teams to deliver contractual obligations, service excellence and commercial KPIs.
• Drive up sell and cross-sell initiatives to maximise portfolio value and improve customer lifetime revenue.

Commercial Development Manager at OVO Energy (2024-02 – 2026-06)

Led commercial delivery of government-funded energy schemes (ECO/GBIS), improving supply chain performance and accelerating nationwide retrofit programmes.

• Directed commercial strategy for ECO/GBIS delivery, aligning supply chain operations with carbon-saving targets.
• Built and influenced nationwide Local Authority partnerships, unlocking large-scale retrofit delivery and expanding programme reach.
• Owned financial forecasting, pricing strategy and risk management across multi-million-pound retrofit programmes.
• Increased delivery volume by 25% in six months through supply chain restructuring and performance optimisation.
• Managed full lifecycle of partner operations including onboarding, procurement, retention and contract close-down.

Commercial Development Manager at Centrica UK Plc (2021-07 – 2024-02)

Managed a £200m+ partner portfolio within a regulated energy environment, delivering compliance excellence and commercial certainty.

• Delivered 100% compliance on price and volume commitments across all partner contracts.
• Reduced operational risk by 20% through implementation of enhanced compliance and change-control frameworks.
• Led quarterly business reviews (QBRs) with senior partners, aligning commercial KPIs with contractual obligations.
• Negotiated complex commercial agreements protecting margin, delivery certainty and regulatory adherence.
• Ensured zero regulatory breaches across third-party contracts.

Business Development Manager at Isoclad Ltd (2019-06 – 2021-07)

Drove commercial expansion across Northern England and Ireland, securing high-value contracts in Data Centre, Healthcare and Aviation sectors.

• Expanded market presence, securing major contracts with Tier 1 contractors, architects and national builders.
• Negotiated complex agreements for large-scale infrastructure projects (Data Centres, Healthcare, Aviation).
• Grew regional revenue by 15% in one quarter through strategic entry into the Data Centre market.
• Coached and developed new team members, improving sales capability and performance.

Energy Efficiency & Sales Delivery Manager at Thrift Energy (2017-09 – 2019-06)

• Retrofit Leadership: Led a team of 15 surveyors focused on Whole-House Retrofit (ECO, LAD, and SHDF), improving identification of energy saving measures by 40% in 12 months.
• Funding Acquisition: Successfully secured additional funding through Warm Homes Fund applications in collaboration with Nationwide Local Authorities.
• Growth & Funding: Designed multi-channel campaigns (Digital, Radio, D2D) that boosted lead generation by across the business by 30%.
• Conduct and monitor all data and provide commercial reports to the board on a monthly, quarterly and annual basis.

Assistant Manager at Santander UK Plc (2015-08 – 2017-09)

Personal Banking Adviser at Santander Bank UK Plc (2013-07 – 2015-08)

Senior Customer Service Adviser at Newcastle Building Society (2011-12 – 2013-07)

Collections Adviser at Santander Cards UK Ltd (2010-11 – 2011-12)