Insights
Hiring insight & salary guides.
Practical guidance for founders and talent leaders, and up-to-date tech salary guides for London, Berlin, Amsterdam and New York.
Salary guides
What roles actually pay, by market and seniority, kept current for 2026.
Salary guides
Senior Backend Engineer Salary UK 2026
What a senior backend engineer earns in the UK in 2026, London vs regional pay, contract day rates and what moves an offer. Indicative ranges from OpenSource.
Salary guides
Tech Salaries by Industry 2026
How fintech, AI, SaaS and marketplace companies pay differently in 2026, industry salary premiums mapped by role, from public benchmarks and live searches.
Salary guides
Product Manager Salary Guide 2026
What product managers earn in 2026, indicative base salary ranges from mid-level PM to CPO across Europe's startup hubs, from OpenSource.
Salary guides
Amsterdam Tech Salary Guide 2026
What engineers, product managers and data specialists earn in Amsterdam in 2026, indicative euro salary ranges by role and seniority, from OpenSource.
Salary guides
Berlin Tech Salary Guide 2026
What engineers, product managers and data specialists earn in Berlin in 2026, indicative euro salary ranges by role and seniority, from OpenSource.
Salary guides
London Tech Salary Guide 2026
What software engineers, product managers and data specialists earn in London in 2026, indicative salary ranges by role and seniority, from OpenSource.
Salary guides
New York Tech Salary Guide 2026
What engineers, product managers and data specialists earn in New York in 2026, indicative USD base-salary ranges by role and seniority, from OpenSource.
Guides & insight
Everything else worth reading from the OpenSource team.
Guides & insight
Contract vs Permanent Tech Hiring
When contractors beat permanent hires (and vice versa) for startups and scale-ups, cost, speed, knowledge retention and how to mix both models well.
Guides & insight
How to Reduce Time-to-Hire for Engineering Roles
Practical ways startups and scale-ups cut weeks off engineering hiring, tighter loops, real technical screening and decision discipline, from OpenSource.
Guides & insight
Technical Interviews That Don't Lose Great Engineers
How to build a technical interview that predicts real performance without driving strong engineers away, from a former software developer turned recruiter.
Guides & insight
How to Hire Your First Engineers
A founder's guide to making your first technical hires, when to start, what to look for, and how to run a process that lands strong engineers.