Tech Lead - API Platform

Areti Group | B Corp™ United Kingdom
Remote
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AI Summary

Lead the technical direction of the API platform, driving migration from legacy systems to API-first architecture, and building high-performance, scalable services in Golang.

Key Highlights
Fully Remote (UK-based)
Up to £90k + Bonus
Series A Startup
Key Responsibilities
Leading the technical direction of the API platform
Driving migration from legacy systems to API-first architecture
Building high-performance, scalable services in Golang
Defining API standards (design, versioning, security)
Writing clean, production-grade code
Line managing & mentoring a team of 4 engineers
Acting as the technical escalation point
Partnering closely with Product & QA
Technical Skills Required
Golang PHP APIs Vue.js MySQL AWS Kubernetes GitHub Actions
Benefits & Perks
Up to £90,000 base salary
Bonus
25 days holiday + bank holidays
Up to 30 days with tenure
Birthday off
Private medical insurance
Pension
Cycle to Work Scheme
Wellbeing platform (24/7 GP, EAP, counselling)
Learning & development support
Regular social events
Nice to Have
Experience with Golang (or strong desire to move into it)
Legacy system modernisation / migration
Kubernetes / cloud-native experience
High-throughput, data-heavy systems
Experience in regulated domains (e.g. healthcare)

Job Description


🌳 URGENT: x3 Tech Leads (API Platform) 🌳

Golang | PHP/APIs | Vue.js | Fully Remote (UK) | Up to £90k + Bonus | Series A Startup

Interviews Next Week | Offers in Days


Areti Group is partnering with a high-growth, Series A startup that’s scaling at serious pace — 20+ hires planned in the next 3 months.


We’re looking for exceptional Tech Leads to take ownership of a core API Platform Team, driving the transition from legacy systems into a modern, scalable, API-first architecture — with a key shift from PHP into Golang.


✅ The Essentials

  • 💻 Fully Remote (UK-based)
  • ✈️ Monthly on-site collaboration (fully expensed)
  • Fast process: interview → offer within 3 days


💡 Why This Role Stands Out

✔️ True Tech Lead role (≈70% hands-on / 30% leadership)

✔️ Major tech evolution – moving from PHP → Golang

✔️ Own the architecture of a high-scale API platform

✔️ High-impact work in a fast-growing startup

✔️ Strong engineering culture – collaborative, pragmatic, product-focused

✔️ Real influence on technical direction, standards & delivery


🛠️ Tech Stack

  • Backend: Transitioning from PHP (Symfony) → Golang, MySQL
  • Frontend: Vue.js (component-driven)
  • Cloud: AWS, Kubernetes
  • CI/CD: GitHub Actions


🎯 What You’ll Be Doing

🔹 Leading the technical direction of the API platform

🔹 Driving migration from legacy systems to API-first architecture

🔹 Building high-performance, scalable services in Golang

🔹 Defining API standards (design, versioning, security)

🔹 Writing clean, production-grade code

🔹 Line managing & mentoring a team of 4 engineers

🔹 Acting as the technical escalation point

🔹 Partnering closely with Product & QA


🧠 What We’re Looking For

✔️ Proven experience as a Tech Lead / Senior Engineer

✔️ Strong background in API & backend development

✔️ Solid object-oriented design & scalable architecture skills

✔️ Experience working across the full stack in production

✔️ Leadership experience – mentoring, managing, growing engineers

✔️ Confident making technical decisions & trade-offs


✨ Nice to Have

➕ Experience with Golang (or strong desire to move into it)

➕ Legacy system modernisation / migration

➕ Kubernetes / cloud-native experience

➕ High-throughput, data-heavy systems

➕ Experience in regulated domains (e.g. healthcare)


🎁 Package & Benefits

💰 Up to £90,000 base salary

🎯 Bonus

🌴 25 days holiday + bank holidays

➕ Up to 30 days with tenure

🎂 Birthday off

🏥 Private medical insurance

💼 Pension

🚲 Cycle to Work Scheme

🧠 Wellbeing platform (24/7 GP, EAP, counselling)

📚 Learning & development support

🎉 Regular social events


⏰ Why Apply Now?

🔥 These roles are LIVE and urgent

📅 Interview slots already booked for next week


If you're a Tech Lead who thrives on building scalable API platforms, leading engineers, and driving real technical change (PHP → Golang) — this is your moment.


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