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Salary
≈ $39k – $93k per year (Estimated)
Location
In office (Kings Langley)

Confirmed on the employer's own hiring board on Oct 21, 2026. First seen by Alion on Oct 12, 2026.

Overview
Company
Impact
Profile match

RES

RES is a British renewable energy company that develops, builds, operates and maintains wind, solar, energy storage, green hydrogen and transmission projects, with its global headquarters in Kings Langley, Hertfordshire. Founded in 1981 and owned by the McAlpine family, it describes itself as the largest independent renewable energy company, working in about 24 countries and having delivered more than 27 GW of renewable projects for itself and third-party owners. It hires solar and battery storage field service technicians, electrical maintenance technicians, control centre supervisors, business development managers and finance professionals.

Description

Do you want to work to make Power for Good?

We're the world's largest independent renewable energy company. We're guided by a simple yet powerful vision: to create a future where everyone has access to affordable, zero carbon energy.

We know that achieving our ambitions would be impossible without our people. Because we're tackling some of the world's toughest problems, we need the very best people to help us. They're our most important asset so that's why we continually invest in them.

RES is a family with a diverse workforce, and we are dedicated to the personal professional growth of our people, no matter what stage of their career they're at. We can promise you rewarding work which makes a real impact, the chance to learn from inspiring colleagues from across a growing, global network and opportunities to grow personally and professionally.

Our competitive package offers a wide range of benefits and rewards.

To be considered for this opportunity, please submit the cover letter alongside your CV, outlining your relevant experience, skills and motivations for applying for the role.

Please note that the closing date for applications is Monday, 19 October 2026, midday.

The position

Reporting into the Head of Group Financial Planning & Strategy, you will play a critical role in driving the financial performance of the company through high-quality financial planning, analysis and strategic support.

As part of a small, recently established and ambitious team based in RES’ global headquarters, this high-profile role offers a great opportunity to make a real impact, with regular exposure to senior leadership. You will work closely with a range of global stakeholders, including the Head of Group Finance, Group CFO, leaders of RES’ business units (Development, Construction, Services and Digital Solutions) and the Group Accounting and Treasury teams.

Key responsibilities:

  • Play a core role in the delivery of monthly reporting to the Group Executive on the company’s financial performance, including PBT forecast, risks and opportunities, and liquidity; plus quarterly reporting to shareholders on strategically important topics
  • Perform thorough and accurate financial analysis on complex datasets, and derive strategic recommendations to the business
  • Act as a strategic finance partner to one or more of the business units, building strong relationships and providing insightful financial analysis to support decision-making and drive performance
  • Play a core role in the annual strategy, business plan and budget process, working with the business units to ensure alignment with the company’s strategic objectives
  • Lead discrete strategic finance projects with cross-functional teams, such as evaluation of investment strategy or NPV analysis for cost-saving initiatives, and present findings to senior leaders
  • Drive improvements in P&L and cash forecasting tools
  • Support the establishment of new, optimised FP&A processes following the global ERP implementation
  • Provide guidance and support to junior colleagues
  • Bring a proactive, problem-solving mindset to identify risks and opportunities early and facilitate data-driven decisions

Knowledge

  • Comprehensive understanding of financial statements and their interdependencies
  • Understanding of liquidity and working capital
  • Knowledge of key business drivers in development, construction and/or operations in the renewable energy industry is highly desirable

Skills

  • Strong financial analysis skills, including interrogation of financial statements and financial models
  • Strong interpersonal skills, with the ability to engage and influence stakeholders at all levels
  • Excellent written and verbal communication skills - able to translate financial data into meaningful insights for non-financial audiences
  • Project management skills
  • Advanced proficiency in Microsoft Office Suite, particularly Excel

Experience & Qualifications

  • Experience in the renewable energy industry is highly desirable
  • FP&A experience in a complex international business is desirable

Qualifications

  • University degree in a numerate or business subject, or equivalent industry experience
  • CFA or other relevant finance qualifications are beneficial but not a requirement

At RES we celebrate difference as we know it makes our company a great place to work. Encouraging applicants with different backgrounds, ideas and points of view, we create teams who work together to solve complex problems and design practical solutions for our clients. Our multiple perspectives come from many sources including the diverse ethnicity, culture, gender, nationality, age, sex, sexual orientation, gender identity and expression, disability, marital status, parental status, education, social background and life experience of our people.

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