The Drainage Engineer Register•Local verified engineers•Post a job in minutes•Trusted drainage network•The Drainage Engineer Register•Local verified engineers•Post a job in minutes•Trusted drainage network•
One industry,
two powerful platforms.
TDER.app
Find local verified drainage engineers.
Built for homeowners, landlords, businesses and facilities managers who need a qualified engineer quickly. Post a job in minutes — our intelligent location system notifies verified local engineers. Post jobs for free, matched by service radius for a fast, local response.
Looking for a local engineer? You're in the right place.
Looking for a fully audited drainage company?
If you're a Tier 1 contractor, housing association, local authority or national business, visit TDER.co.uk to find fully audited drainage contractors. Search by region or nationwide, review compliance and accreditation, and publish regional or national tenders.
How it works
Four steps to a covered job
Post the work
Describe the job, set requirements and offer a price. Publish in minutes.
Review applications
Verified engineers apply. Compare qualifications, equipment and ratings.
Award & track
Assign the job, follow live status from en route to on site.
Approve completion
Review evidence, approve the work and record payment.
For homeowners and businesses
Post a drainage job — free
Anyone — a homeowner with a blocked drain, or a business needing CCTV surveys or repairs — can post drainage work to find a verified engineer on TDER.
1. Sign up as a homeowner or business
Create a free TDER account and choose the "Job provider" role.
2. Post your drainage job
Describe the work and let verified engineers come to you.
3. Award and pay securely
Choose your engineer and pay through TDER — funds are held safely until work is approved.
Posting jobs on TDER is free. Payments to your engineer are held securely with Stripe until work is approved.
For Job Providers
Commercial drainage companies, facilities managers, housing providers, councils, insurers and contractors.
- Post jobs and save drafts
- Receive applications from verified engineers
- Award work and track progress live
- Approve completion evidence
- Record payments and rebook engineers
For Drainage Engineers
Verified professionals looking for steady drainage work across their working radius.
- Build a professional profile
- Upload qualifications and insurance
- View suitable jobs nearby
- Apply, get assigned and update status
- Upload completion evidence and get paid
Trust & verification
Built for commercial drainage work
Every account starts as Verification Pending. You can complete your profile and upload documents while we review.
Verified engineers
Every engineer is checked before they can apply for live jobs.
Qualifications & insurance
Certificates and cover are reviewed and tracked to expiry.
Private site details
Exact addresses and contacts are revealed only after award.
Platform oversight
TDER administrators manage disputes, refunds and compliance.
Trusted partners
Everything you need to run your drainage business
TDER partners with trusted providers so our engineers can get insured, accredited and organised quickly.
I need Drainage Insurance
Specialist cover for drainage contractors through our partners at Howden.
Get a quoteI need Health and Safety Accreditation
Get accredited with H&S Direct, TDER partner pricing available.
Get a quoteI need Job Management
Manage jobs and teams with YourWorkPal — 2 months FREE for TDER members.
Claim 2 months freeFAQ
Frequently asked questions
Commercial drainage companies, facilities-management providers, housing associations, councils, construction contractors, insurers and verified drainage engineers.
Get started
Ready to get the job covered?
Create your account in minutes. New accounts are reviewed before going live.
Contact TDER
enquires@tder.co.uk
07720962996
Operated by The Drainage Engineer Register.