Across the UK

Specialist Recruiters For The Built Environment

The UK’s Most Recommended Built Environment Recruiters

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Trusted by UK Market Leaders

  • Hulley & Kirkwood building services consultancy logo
  • WSP global engineering consultancy logo
  • Cundall engineering consultancy logo
  • HDR engineering and architecture consultancy logo
  • S.I. Sealy building services contractor logo
  • TClarke building services contractor logo
  • Waterman Group engineering consultancy logo
  • Stantec engineering and design consultancy logo
  • EDC engineering and design consultancy logo
  • Troup Bywaters + Anders building services consultancy logo
  • Ridge property and construction consultancy logo
  • RED engineering design consultancy logo
  • Meinhardt Group engineering consultancy logo
  • CPW building services engineering consultancy logo
  • BAM construction and engineering logo
  • Mstep building services consultancy logo

Recruitment built on relationships

Responsum was founded on a simple belief, that great recruitment is about people, not pipelines. We're a specialist MEP and AEC recruitment consultancy based in London, working with some of the UK's most respected building services firms and the engineers who power them.

We don't chase numbers. We build trust, take time to understand what matters to both sides, and make placements that last. That's the Responsum way.

Modern office space with desks, chairs, computers, bookshelves, and green plants, featuring an industrial design with exposed ceiling pipes and concrete walls.

The talent gap is growing

The specialists who remain are in high demand and hard to reach. We know where to find them.

  • 01 - Shrinking talent pool

    Specialist MEP engineers are retiring faster than they're being replaced. The pipeline of new talent simply isn't keeping pace with demand across the UK.

  • 02 - High competition

    Every firm in your sector is chasing the same small shortlist of candidates. Without a specialist network, the best people are gone before you even know they're available.

  • 03 - Slow time-to-hire

    Generic recruiters waste months presenting the wrong candidates. Specialist recruitment means faster shortlists, fewer wasted interviews, and roles filled on time.

  • 04 - Poor retention

    A bad placement costs far more than a vacancy. We focus on longevity over volume, matching candidates to roles they'll stay in for the long term.

  • 05 - Talent shortage awareness

    The UK's MEP workforce is ageing rapidly. We track this shift closely and advise clients on how to position themselves ahead of the curve.

  • 06 - Placement longevity

    Our recruiters are incentivised to make sure we focus on retention not just the placement with out 100% money back guarantee.

Deep specialists, not generalists

We recruit across the disciplines that keep buildings running — from design stage through to delivery.

  • Engineer drawing MEP building services schematics on paper

    MEP Engineering

    Mechanical, electrical and plumbing engineers from junior to principal level. We work across consultancies, contractors and specialist firms, placing everyone from graduate engineers to heads of department. MEP is our core and we know this market inside out. - Mechanical - Electrical - Plumbing - HVAC - BMS - Energy - Net Zero - Data Centres

  • Structural engineer reviewing technical blueprints on a construction site

    Structural Engineering

    From structural designers and BIM technicians to senior project engineers and associates. We place across consultancies, main contractors and specialist structural practices, at every level of seniority. - Structural Design - Civil - Geotechnical - BIM - Façade - Infrastructure

  • Construction worker studying technical drawings on site

    Construction

    Project managers, site engineers, quantity surveyors and specialist technical roles across the construction lifecycle. London-focused with a growing reach across the broader UK market. - Project Management - Site Management - Quantity Surveying - Planning - Fit Out - Main Contractor

Consultants who are familiar with

  • IES building performance software logo
  • Hysopt HVAC system design software logo
  • Amtech building services design software logo
  • Chartered Institute of Building logo
  • Bentley Systems engineering software logo
  • Daikin HVAC systems logo
  • Association for Consultancy and Engineering logo
  • British Council for Offices logo
  • Autodesk AEC software logo
  • Chartered Institution of Building Services Engineers logo
  • Bluebeam construction document software logo
  • Relux lighting design software logo

Simple, specialist, straightforward

  • Construction worker studying technical drawings on site

    01 - Start with a quick call

    We learn your business, and exactly what you need. Not a form, a real conversation.

  • Two colleagues reviewing documents and data together at a desk

    02 - We map the market

    We identify the right candidates from our active network. Not just job boards.

  • Recruiter thinking carefully while reviewing candidate profiles

    03 - We shortlist sharp

    A small, qualified shortlist. No noise, no time-wasting.

  • Professional shaking hands with a candidate after a successful placement

    04 - We stay involved

    We manage the process through to offer, and stay in touch long after.

Trusted by candidates and clients alike.

  • Dr Ebrahim Salehi — profile photo

    Dr Ebrahim Salehi

    Mohammed is very knowledgeable, friendly and most helpful. He is involved with most of the high-level UK companies in Building Services. If you want to make your future, I recommend you ask for help from him only.

    LinkedIn

  • Babak Soltanahmadi — profile photo

    Babak Soltanahmadi

    Mohammed clearly makes a lot of effort and takes pride in what he does. He listened to my concerns and ambitions and found a role that matched everything I was looking for that also served as a strategic step in the right direction for my career.

    LinkedIn

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    Wayne Stewart

    Danny sourced me a new MEP Engineering position. He was very professional and provided all the details and support needed to make the correct decision for my career. I would recommend Danny to any MEP engineer looking for a move

    LinkedIn

  • Abdul Fahim — profile photo

    Abdul Fahim

    Mohammed is a very understanding and trustworthy individual. He understands his client's needs and makes sure he can deliver the ideal roles for each client specifically. I knew I could trust Mohammed from our first conversation.

    LinkedIn

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    Sanjay Savji

    Mohammed is a consultant and not a pushy salesman. He was not pushy and was open and honest with me. On reflection, I've enjoyed my experience with him. If there is anyone out there looking for a career change I would strongly recommend getting in touch.

    LinkedIn

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    Cindy Roy

    Danny is a fantastic recruiter. He was extremely proactive, extremely well informed about the company and very easy to contact throughout the entire process from pre-interview to offer acceptance.

    LinkedIn

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    Jenny Thompson

    Mohammed found me numerous opportunities within a week of my beginning my search and was supportive throughout. He has a very strong network around London.

    LinkedIn

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    Ashley Nicholls

    Danny does an excellent job matching candidates and was very helpful in finding my upcoming role. He is very pro-active and often gives timely feedback between all parties involved. I highly recommend Danny as a recruitment specialist.

    LinkedIn

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    Steve Cooper

    Mohammed is one of those good guys in recruitment that you hear about but very seldom actually meet. He's been honest and forthright and I am confident he has his clients' best interests at heart. I now consider him a friend rather than just a business acquaintance.

    LinkedIn

  • Nada Issa — profile photo

    Nada Issa

    Mohammed had an excellent knowledge of the industry and strived to understand and meet my specific requirements. Very helpful and highly recommended.

    LinkedIn

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    Benedict Chuah

    Danny was especially patient, listened to my career aspirations and was then able to match me to an opportunity that will allow me to progress my career to the next level. I would highly recommend Danny as a responsible recruiter.

    LinkedIn

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    Renette Watt

    Danny has a full understanding of the business sectors he works in and is able to provide good candidates with the right knowledge and experience. Danny is extremely professional at all times and brings integrity to a discipline which sometimes receives bad press.

    LinkedIn

  • am Donovan — profile photo

    Sam Donovan

    It was only a matter of days between contacting Mohammed and finding my job. Throughout the process, Mo made sure I was happy at each step. It was a really easy and comfortable process — I couldn't recommend him highly enough.

    LinkedIn

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    Clive Owen

    Danny is genuinely interested in his candidates and targets businesses that he knows well and may have suitable positions. Very professional at all times and a pleasure to know.

    LinkedIn

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    Steve Sinnett

    Excellent friendly service. Fully discussed my needs focusing only on roles that were suitable and of interest to me. Placed me in a great role. Would highly recommend.

    LinkedIn

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    Bomi Ogunade

    Danny is great at what he does. Happy to have worked with him. I definitely recommend him.

    LinkedIn

  • Pablo Gugel — profile photo

    Pablo Gugel

    Mohammed has helped me in my last professional move. He was very supportive, professional and transparent with me. He provides the best professional service. He is simply the best.

    LinkedIn

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    Mark Fenwick

    Danny listens to what you want from a role and what your aspirations are. His approach is relaxed, non-pressured and solely focused on your needs. Danny and Mo do things differently at Responsum. I would highly recommend them.

    LinkedIn

Contact Us
Dr Ebrahim Salehi — profile photo Pablo Gugel — profile photo Nada Issa — profile photo
Over 500+ Success stories

Two paths, one specialist.

Whether you're looking to grow your team or take the next step in your career, Responsum works on both sides of the conversation. Same standards. Same commitment. Different starting points.

  • Employer shaking hands with a recruiter during a successful hiring meeting in a modern office

    Need to hire?

    Tell us who you're looking for. We'll find them.

  • Candidate smiling confidently during a job interview in a professional setting

    Looking for your next role?

    We work confidentially, on your terms.

Built Environment Media

Conversations & advice with the professionals shaping the future of buildings and construction in the UK.

Ready to talk?

Whether you're growing a team or looking for your next move — we're here.

Reach us

152 – 160 City Rd, London EC1V 2NX
contactus@responsumltd.com
0203 797 1230