Full Stack Developer Career Path in UK

It depends on the companies you want to work for. Startups and small engineering teams prize versatility and pay well for full stack engineers who can ship end-to-end. At larger product companies, specialisation in either frontend or backend typically unlocks higher pay ceilings at the senior end. If you are in a large company and feel like the generalist label is capping your progression, specialising is worth considering.

Most developers reach Senior between years 4 and 7. Companies look for engineers who have shipped complete features independently, from database schema through to production deployment. Engineers who have led a complete product rebuild or migration have the strongest Senior cases.

They are broadly comparable at mid to senior level. Senior Full Stack Developers earn €80 to €105k; Senior Backend Developers earn €80 to €105k. The gap appears at the Staff and Principal level, where backend architecture specialisation can command a premium. Full stack breadth compensates in volume of available roles.

Yes, for new product development. The Next.js and TypeScript pairing appears in the majority of full stack job postings at Irish tech companies and startups. Engineers who add GraphQL, PostgreSQL with Prisma, and Vercel or AWS deployment to that foundation have the widest range of opportunities in the current market.