Rhys Williams, Managing Director of Sigma Recruitment

Rhys Williams – Founder
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Googled “Best Engineering Recruitment Agencies”?

TL;DR: Tired of searching for engineering recruitment agencies with no results? We connect you with a live pool of active engineers across the UK who find us the same way you did. As specialists for over 20 years, we find quality candidates, not just CVs. Book a free consultation today.

For manufacturing and engineering companies across the UK, securing the right technical talent is a critical business challenge. As a specialist engineering recruitment agency, Sigma provides a decisive advantage: direct access to a pre-vetted, active talent pool of the UK’s top engineers.

We connect you with the high-calibre individuals who can drive your business forward, helping you fill your vacancies faster and build the high-performing technical teams your company can rely on.

Free Market Mapping: Find out how many engineers are available in your target area BEFORE you start recruiting! Book a Call.

Free Recruitment Trouble Shooting: Struggling to find the right people? Tons of applicants and ZERO quality? Interview no-shows? Offers rejected? Book a Call.

Ready to Fill Your UK Engineering Vacancy?

Let’s discuss your requirements and connect you with the UK’s top engineering talent. Contact our founder, Rhys Williams, today.

Why the Best UK Engineering Recruitment Agencies are Partners, Not Suppliers

The difference between a transactional recruiter and a genuine recruitment partner can profoundly affect your hiring outcomes, company culture, and long-term success. Here’s how the approaches differ.

Characteristic The Typical Agency ✅ The Recruitment Partner (Sigma)
Primary Focus Filling the vacancy as fast as possible to close the deal. Finding the ideal long-term candidate who aligns with your technical requirements and company values.
Methodology Forwards a high number of unvetted or poorly-matched CVs from a database. Consults on the role, performs in-depth screening interviews, and delivers a shortlist of qualified, vetted candidates.
Communication Style Irregular or purely reactive contact. You often chase them for an update. Proactive, transparent communication, providing market intelligence, candidate feedback, and consistent progress reports.
Market Insight A generalist view across many different industries. Deep, specialist expertise in the UK’s engineering and manufacturing sectors.
End Result A placement that may or may not be a long-term fit. The relationship concludes once the invoice is paid. A valuable new employee. The relationship extends beyond placement to ensure smooth integration and future success.

Frequently Asked Questions (FAQ)

What engineering recruitment services do you provide across the UK?

We provide a full suite of engineering recruitment services across the UK, from contingency to executive search. Sigma offers everything from contingency recruitment for specific roles to executive search and headhunting for senior positions. We tailor our packages to your needs, which you can learn about in our client services and unique recruitment approach sections.

What manufacturing industry sectors do you recruit for?

We recruit across a comprehensive range of the UK’s manufacturing and engineering sectors. Our specialist areas include: Automotive, Pharmaceutical, Heavy Industry (steel, power, oil & gas), Medical Device, Life Science, Chemical, Electronics, Semiconductor, Aerospace, Food Manufacturing, FMCG, Packaging, Plastics, STEM, and Graduate recruitment. Our deep industry knowledge ensures we find the right talent for your specific needs. For more details, please visit our sectors page.

What engineering jobs do you recruit for in the UK?

Sigma recruits for a wide variety of engineering roles throughout the UK, from technicians to directors. As leading engineering job consultants, we recruit for positions including Engineering Directors, Maintenance Managers, Process Engineers, and Mechanical Design Engineers. For many of these, we have written detailed recruitment guides for more insight.

What are the challenges of recruiting engineers in the UK?

Recruiting engineers in the UK is challenging due to a nationwide skills shortage and intense competition for talent. The market is highly competitive, with top candidates often receiving multiple offers. Overcoming the engineering talent shortage requires deep market knowledge and a strategic approach, which is why partnering with a specialist agency is crucial.

Why should we work with Sigma Recruitment for our UK engineering roles?

You should work with Sigma Recruitment for our deep experience, extensive candidate network, and proven track record across the UK. With nearly two decades of experience, Sigma has built vast talent pools of engineers. We also offer free advertising on major UK job boards, connecting you with candidates you won’t find elsewhere. Discover the 7 reasons to work with a specialist agency.

What do engineering recruitment agencies in the UK charge?

Recruitment agency fees in the UK typically range from 15% to 30%, but Sigma offers preferential rates for exclusive partnerships. While some firms charge up to 30% of a candidate’s salary, our exclusive packages provide maximum value and commitment. To discuss our fee structure, please submit your vacancy.

Ready to discuss your engineering roles? Book a call with Rhys today or submit your vacancy here.

How to Successfully Recruit Engineers in the UK

A Step-by-Step Guide for Hiring Managers

  1. Align Stakeholders with a Kick-Off Meeting

    Form an internal consensus. Ensure all key decision-makers agree on the salary range, benefits, responsibilities, and essential requirements before starting the search.

  2. Create a Comprehensive Job Information Pack

    Compile a detailed pack including a job description, person specification, salary details, and an onboarding plan. This equips candidates with all the information they need.

  3. Write a Candidate-Centric Advert

    Post an advert, not just a job description. Focus on what’s in it for the candidate. Highlight the benefits and opportunities to attract the best applicants.

  4. Act with Speed and Precision

    The UK engineering market is highly competitive. Move candidates through your interview process swiftly but without rushing to avoid losing top talent to competitors.

  5. Partner with Specialist Engineering Recruiters

    Engaging a specialist UK engineering recruitment agency like Sigma gives you immediate access to deep talent pools and market intelligence, saving you significant time and resources.

Ready to discuss your engineering roles? Book a call with Rhys today or submit your vacancy here.

Our UK-Wide Technical Recruitment Service Area

Sigma Recruitment proudly serves the entire United Kingdom and offers international recruitment services. Our key service areas include the primary engineering and manufacturing hubs across South Wales, London, the Midlands, and the North, including:

  • South Wales (Cardiff, Swansea, Newport)
  • Midlands (Birmingham, Leicester, Nottingham)
  • North (Manchester, Leeds)
  • South West (Bristol, Bath, Swindon, Gloucester)
  • South East (London, Reading, Oxford, Cambridge)
  • International

About Engineering & Manufacturing in the UK

The United Kingdom has a rich industrial heritage and remains a global leader in high-value engineering and manufacturing. The sector is a cornerstone of the UK economy, driven by innovation in aerospace, automotive, pharmaceuticals, and green technology. Key industrial clusters are spread across the country, from the automotive heartland in the Midlands and the North to the aerospace and defence hubs in the South West and advanced manufacturing centres in Wales and Scotland. As a global economic player, the UK is home to world-leading companies like Rolls-Royce, BAE Systems, and GSK, making it a prime location for sourcing elite engineering talent.

2025 UK Engineering Market Trends

As the UK’s engineering sector evolves, staying ahead of key trends is crucial for successful recruitment. Here’s what manufacturing and technical companies need to know for 2025:

  • Salary Variations: Engineering salaries vary significantly by region and specialism, with compensation in London and the South East typically higher than in other parts of the UK.
  • Talent Shortage: There is a projected shortage of over 173,000 engineers UK-wide, making it a candidate-driven market where top talent is in high demand.
  • Key Skills in Demand: Expertise in AI, automation, sustainable manufacturing, and electrification is highly sought after. Roles like process engineers, automation specialists, and battery technologists are seeing significant growth.
  • Flexible Working: A growing number of UK engineers now expect hybrid or flexible working options, which has become a key factor in attracting and retaining talent.

Partnering with specialist agencies like Sigma can help you navigate these national trends and secure the best talent. Book a call to discuss tailored strategies for your region.

About Sigma: Your Expert Engineering Headhunters in the UK

Since our founding in 2005, Sigma Recruitment has established an enviable reputation as a leading independent manufacturing and engineering recruitment specialist in the UK. We have successfully placed candidates in a diverse range of companies, from Fortune 500 corporations to innovative high-tech start-ups across the country.

About The Author: Rhys Williams

Rhys Williams, Managing Director of Sigma Recruitment

This guide was written by Rhys Williams, the founder and Managing Director of Sigma Recruitment. With over 20 years of dedicated experience in engineering and manufacturing recruitment, Rhys established Sigma in 2005 to provide a specialist, high-quality service. His hands-on approach and deep industry knowledge have helped countless businesses build their high-performing technical teams. Connect with Rhys on LinkedIn.

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Disclaimer: Sigma Recruitment Ltd is headquartered in Cardiff, Wales, and provides recruitment services across the entire UK. We have access to a wide range of engineering & manufacturing talent nationwide and are comfortable working with companies hiring for engineering jobs anywhere in the UK. Where we refer to a company, it is for illustrative purposes only and does not imply that we are working with, affiliated with, or in any way connected to said company.




Case Study

The Client

We worked with a large manufacturing business who have extensive ongoing engineering recruitment challenges. They’re one of the largest companies in their sector, and their business supplies products to a wide range of industries across the globe.

The Vacancies

Some of the required roles included:

  • Design engineers
  • Quality engineers
  • Process engineers
  • Manufacturing engineers
  • Maintenance engineers
  • Engineering managers
  • Instrumentation engineers
  • Electrical engineers
  • Electronics design engineers
  • Development engineers

The Challenges

The client has an ongoing requirement for a large number of engineers and maintenance engineers but suffers from operating in a geographical area where competition for engineering talent is very high.

  • The location led to a lack of ability to attract the right candidates, and this placed more pressure on the existing team. The added tension and increased demands led to higher staff turnover.
  • Salaries had fallen below the location average, and the market had become very candidate-driven.
  • Existing recruitment process was slow and not fit for purpose. The client often missed out due to being too slow to make job offers.

The Solution

Sigma worked with the client’s HR business partners to provide salary benchmarking for similar maintenance engineering roles with other companies in the local area, in order to address the pay-based challenges with their hiring. We also worked on streamlining and improving their recruitment process.

  • Sigma Recruitment conducted an extensive feedback survey by speaking to candidates with relevant skills. This feedback was presented to the client in order to provide evidence that the salaries on offer were not competitive enough.
  • Sigma streamlined the client’s recruitment process building a list of crunch questions for each position. Time to offer was reduced to within 14 days of CV presentation.

The Results

The faster recruitment process meant that, more often than not, the client was the first company to pitch an offer, and acceptance rates dramatically improved.

The client improved salaries as a result of the salary benchmarking feedback, which boosted their appeal in the market.

About Sigma Recruitment

Since Sigma Recruitment opened in 2005, we’ve developed an enviable reputation as one of the UK’s leading independent engineering recruitment agencies. We’ve recruited for a wide variety of companies, from Fortune 500 firms with sales in the hundreds of billions to niche high-tech start-ups and everything in between; we can recruit across the United Kingdom, including locations such as CardiffSwanseaNewportBristolBirminghamCambridgeGloucesterLeedsManchesterOxfordReading and Swindon.

If you’re looking to recruit engineering candidates with engineering or technical skills in automotive, pharmaceutical, heavy industry, medical device, life science, chemical, electronics, semiconductor, aerospace, food manufacturing, FMCG, packaging, plastics, STEM, sectors then, Sigma Recruitment is ideally placed to help you find the elusive high calibre talent you’re business needs. If you’re looking for a heavy industrial recruiter, then please book a call with our founding director today! And we will show you why we are one of the leading manufacturing and engineering recruitment agencies in the UK.

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