S
Gaming · Blockchain
50K+ active players
StakeClash
Real-money skill-based gaming platform built on blockchain — wallets, matchmaking, payouts, anti-cheat.
Next.jsSolidityNode.jsPostgreSQL
UK's Leading AI Software Development AgencyUK's Leading AI Agency
Build the future.Ship it faster.Scale smarter.
Enterprise-grade AI, web & mobile products engineered by senior UK developers. From MVP to global scale — we build software that performs.
60+
Products shipped
6–10 wks
Avg MVP delivery
99.95%
Uptime SLA
12+
Countries served
StakeClashSendoraTekish HealthCo LawOpenBookMeetMinds
Top UK Software Agency 2024✦Clutch Top Web Developers — UK✦Top React Development Company 2024✦GoodFirms Top AI Company✦4.9/5 from 60+ projects✦95% repeat & referred clients✦Top UK Software Agency 2024✦Clutch Top Web Developers — UK✦Top React Development Company 2024✦GoodFirms Top AI Company✦4.9/5 from 60+ projects✦95% repeat & referred clients✦
About Techsleight Labs
We don't just
build software.
We build
outcomes.
Not a marketplace, not an offshore body shop — a senior, UK-based engineering team your team can rely on.
Who we are
Built on Experience, Expertise, Authority & Trust.
Techsleight Labs is a senior, UK-based engineering team that ships production software for startups, scale-ups, and enterprises across 12+ countries. Every team member has shipped commercial software at scale.
Work with us0+
Projects
0+
Technologies
0+
Countries
4.9
Avg Rating
60+production projects delivered
Experience that ships
A decade of real product engineering — across fintech, healthcare, eCommerce, edtech, and AI. Every team member has shipped commercial software at scale.
Founded 201460+ launched products12+ countries served
40+technologies in-house
Expertise across the stack
Senior engineers across React, Next.js, Node, Python, Flutter, AWS, AI/ML. We pick the right tool for the problem — not the trend.
Certified AWS partnersOpen-source contributorsPublished technical writing
4.9/5average client rating
Authority recognised
Cited as a leading UK software agency. Long-term partnerships with founders, CTOs, and product leaders — most stay with us for 2+ years.
Clutch & GoodFirms rated95% repeat / referred clientsQuoted by Forbes, TechCrunch
99.95%average uptime SLA
Trust we earn — and keep
ISO 27001-aligned processes. GDPR-compliant by default. NDAs signed before discovery — your IP and your customer data stay yours.
ISO 27001 alignedGDPR-compliant by defaultNDA before discovery
Techsleight vs. the rest
| Techsleight | Agency | Marketplace | |
|---|---|---|---|
| Engineer seniority | All senior, UK-based | Mixed, often junior | Variable, unverified |
| Time to first PR | 5–7 working days | 2–4 weeks | 1–6 weeks |
| Compliance support | ISO/GDPR/HIPAA built-in | Depends on team | Not handled |
| Weekly shippable software | Yes — guaranteed | Often slides + Figma | Per-developer only |
| Post-launch SLA | 99.95% uptime, 24/7 | Add-on contract | Not offered |
Why teams pick us over the alternatives
✓
Senior, UK-based engineers
No padding with juniors. Every sprint is staffed with people who own outcomes.
✓
Fixed-scope or staff-aug
Fully managed delivery or embedded engineers — whichever fits your team.
✓
Real, weekly demos
You see shippable software every week. Not slides, not Figma — running code.
✓
Operating mindset
We design for the on-call rotation, the support ticket, the 2 a.m. page.
✓
Compliance-aware
ISO 27001, GDPR, HIPAA, PCI-DSS — we know the regulated-industry playbook.
✓
Transparent estimates
Honest range, honest assumptions, honest risks. Confidence is earned, not performed.
Top UK Software Agency 2024✦Clutch Top Web Developers — UK✦Top React Development Company 2024✦GoodFirms Top AI Company✦4.9/5 from 60+ projects✦95% repeat & referred clients✦Top UK Software Agency 2024✦Clutch Top Web Developers — UK✦Top React Development Company 2024✦GoodFirms Top AI Company✦4.9/5 from 60+ projects✦95% repeat & referred clients✦
What we build
Every service
your product
needs.
From AI automation to enterprise software — we cover the full stack of modern digital product engineering. Senior engineers, no juniors.
10 core services40+ technologies60+ shipped products
01AI DevelopmentLLMRAGML02SaaS DevelopmentMulti-tenantBillingAuth03Web DevelopmentReactNext.jsNode.js04Mobile AppsiOSAndroidFlutter05UI/UX DesignFigmaUX ResearchDesign Systems06Cloud EngineeringAWSKubernetesIaC07DevOpsCI/CDMonitoringSRE08Enterprise SoftwareISO 27001GDPRHIPAA09AI AutomationAgentsAutomationLLM10Product EngineeringDiscoveryMVPScale
Don't see what you need? We build custom.
Start a projectSTACK
Tech Stack
We pick the right tool for the problem, not the trend. Senior engineers across every layer of the stack.
Built with the
best tools.
Frontend
8 technologiesNext.js
React JS
Angular
Vue
Svelte
Bootstrap
jQuery
TypeScript
Performance Engineering
Built for
speed.
Ranked in the
top 1%.
We use lightweight assets, smart loading, and production-grade React architecture so your product scores in the top percentile for Core Web Vitals.
Lighthouse
0
avg score
98
Perf
100
A11y
100
BP
99
SEO
Core Web Vitals
LCPGood
0.9s
Largest Contentful Paint
02.5s goodPoor
INPGood
45ms
Interaction to Next Paint
0200ms goodPoor
CLSGood
0.02
Cumulative Layout Shift
00.1 goodPoor
Why it matters
Fast pages = more revenue.
A 1-second delay in page load time can reduce conversions by 7%. We prioritize Core Web Vitals across design, images, and scripts so your business moves faster — and converts better.
+42%
Avg LCP improvement
Top 1%
Lighthouse ranking
Recent work
Production software,
shipped.
A glimpse of the products our clients launched, scaled, and operate with us today.
Our process
From idea to
operating
software.
A delivery process built for the way modern product teams actually work — lean, transparent, and shippable from week one.
Start a project →Step 01
Discovery & Shape
Map goals, users, constraints, and the smallest version that delivers value.
- Stakeholder interviews
- Tech & data audit
- Shape of work doc
01
Step 02
Design & Architecture
Product design and system architecture moving in parallel. Clear specs, not vibes.
- UX flows & UI
- System diagrams
- API contracts
02
Step 03
Sprint Delivery
Weekly sprints with shippable increments. You see real software every week.
- Weekly demos
- CI/CD from day one
- PR-level visibility
03
Step 04
QA & Launch
Cross-browser, accessibility, performance, and load testing — then a calm production launch.
- E2E test suite
- Performance budget
- Launch runbook
04
Step 05
Operate & Improve
We stay on as your engineering partner — monitoring, support, and continuous improvement.
- 24/7 monitoring
- Defined SLAs
- Quarterly roadmap reviews
05
Budget calculator
Get an indicative budget
in 60 seconds.
Pick what you need. We'll show a realistic range. Final estimate after a free discovery call.
1 · What do you need?
2 · Timeline
3 · Complexity
Client reviews
Delivering high-growth digital
products that perform under pressure
4.9/5 from 60+ projects shipped. Real reviews from real founders.
"
★★★★★
"Techsleight’s creative approach in developing our interactive learning platform has been pivotal in our success. Their team is knowledgeable, innovative, and a pleasure to work with."
Swetal Padhiyar
Owner @KARAMAT - Food Solution
★★★★★
"Our collaboration with Techsleight in bringing StakeClash to life was truly exceptional. What started as a big vision turned into a powerful platform that seamlessly merges gaming, blockchain, and real cash rewards. It is everything I imagined — bold, fast, and built for serious competitors."
Adam
CEO @Adam
★★★★★
"Working with Techsleight was a seamless experience from start to finish. They brought our vision for Sendora to life with a powerful, intuitive web and mobile app. Their team’s expertise and dedication exceeded our expectations."
Kelechi
CEO @kelechi
★★★★★
"Techsleight delivered exactly what we needed — a robust event management platform and a reliable medical app. Their attention to detail, speed, and technical expertise were outstanding. I highly recommend them for any mobile and web development project."
okey oniya
Director @okey oniya
★★★★★
"We were thrilled with the virtual event platform Techsleight developed for us. It was innovative, robust, and provided an engaging experience for our attendees."
Karl Ulrich Volz
Founder @Swiss Dental Solution
★★★★★
"Our collaboration with Techsleight in bringing StakeClash to life was truly exceptional. What started as a big vision turned into a powerful platform that seamlessly merges gaming, blockchain, and real cash rewards. It is everything I imagined — bold, fast, and built for serious competitors."
Adam
CEO @Adam
★★★★★
"Working with Techsleight was a seamless experience from start to finish. They brought our vision for Sendora to life with a powerful, intuitive web and mobile app. Their team’s expertise and dedication exceeded our expectations."
Kelechi
CEO @kelechi
★★★★★
"Techsleight delivered exactly what we needed — a robust event management platform and a reliable medical app. Their attention to detail, speed, and technical expertise were outstanding. I highly recommend them for any mobile and web development project."
okey oniya
Director @okey oniya
★★★★★
"We were thrilled with the virtual event platform Techsleight developed for us. It was innovative, robust, and provided an engaging experience for our attendees."
Karl Ulrich Volz
Founder @Swiss Dental Solution
★★★★★
"Techsleight built a professional and user-friendly law web app that perfectly fits my needs. The enquiry mail feature makes client interaction seamless and efficient. I’m truly impressed with their work and would gladly recommend them."
chiddy oniya
Founder @chidyy oniya
★★★★★
"Our collaboration with Techsleight for our digital marketing website was phenomenal. The project was completed ahead of schedule with exceptional quality and creativity."
Darlene Scott
CEO @Phoenix Service
★★★★★
"Working with Techsleight on our cloud migration project was a smooth and enlightening experience. Their expertise in cloud solutions is top-notch."
Matt Zessin
Director @MHolland
★★★★★
"Techsleight's development of our online retail store was a masterpiece of digital craftsmanship. The site is not only beautiful but also highly functional."
Dewayne Rideout
Director @All-Clad
★★★★★
"Techsleight built a professional and user-friendly law web app that perfectly fits my needs. The enquiry mail feature makes client interaction seamless and efficient. I’m truly impressed with their work and would gladly recommend them."
chiddy oniya
Founder @chidyy oniya
★★★★★
"Our collaboration with Techsleight for our digital marketing website was phenomenal. The project was completed ahead of schedule with exceptional quality and creativity."
Darlene Scott
CEO @Phoenix Service
★★★★★
"Working with Techsleight on our cloud migration project was a smooth and enlightening experience. Their expertise in cloud solutions is top-notch."
Matt Zessin
Director @MHolland
★★★★★
"Techsleight's development of our online retail store was a masterpiece of digital craftsmanship. The site is not only beautiful but also highly functional."
Dewayne Rideout
Director @All-Clad
4.9/5
Average rating
60+
Projects shipped
95%
Repeat / referred
12+
Countries served
FAQ
Got
questions?
We've got
answers.
Everything you need to know about working with Techsleight Labs. Can't find what you're looking for?
Ask us directlyLet's build together
Start your
project
today.
Reply within 24h · NDA before discovery · No obligation. Tell us what you're building and we'll get back to you with a plan.
Email
hello@techsleight.com
Phone
+44 20 3318 3000
Office
128 City Road, London EC1V 2NX
NDA before discoveryReply within 24hNo obligation
Ready to build?
Turn your idea into a
fast, scalable product.
Talk to Techsleight Labs for a free technical review, performance plan, and roadmap that fits your timeline.