薪资基准
Salary Benchmarking - Know Your Worth with Real Data
Walking into a negotiation without salary data is like coding without documentation - you are guessing. The single most impactful thing you can do before any compensation discussion is gather real numbers from reliable sources.
Why You Need Data Before Negotiating
Recruiters have access to internal pay bands, market surveys, and compensation analytics. If you do not bring your own data, you are negotiating blind against someone who can see everything. Data shifts the conversation from "I want more" to "the market data shows this range."
Salary Data Sources - Where to Look
| Source | Best For | Reliability | |--------|---------|-------------| | levels.fyi | Big Tech total comp (US-focused) | ⭐⭐⭐⭐⭐ - verified offers | | Glassdoor | Broad company coverage, global | ⭐⭐⭐ - self-reported | | Blind | Anonymous real comp discussions | ⭐⭐⭐⭐ - tech-focused, candid | | Payscale | UK and Europe salary data | ⭐⭐⭐ - good for non-tech roles | | LinkedIn Salary | Role-based ranges by region | ⭐⭐⭐ - limited detail | | Hired.com | Startup and mid-market salaries | ⭐⭐⭐⭐ - based on real offers |
Total Compensation Breakdown
Base salary is only one piece. Always think in terms of total compensation (TC):
TC = Base Salary + Annual Bonus + Equity (annualised) + Benefits
Base Salary
Your guaranteed monthly pay. This is what mortgages and rent are based on, so it matters most for cash flow.
Annual Bonus
Typically 10-20% of base at large companies, sometimes higher in finance. Often tied to individual and company performance.
Equity - RSUs and Options
- RSUs (Restricted Stock Units): Real shares that vest over time. Standard vesting is 4 years with a 1-year cliff (you get nothing if you leave before year one).
- Stock Options: The right to buy shares at a strike price. Valuable if the company stock rises, worthless if it falls.
- Vesting Schedules: Amazon's infamous 5/15/40/40 schedule heavily back-loads equity. Google and Meta vest roughly evenly (25% per year).
Benefits
Health insurance, pension contributions, learning budgets, remote work stipends. In the UK, employer pension contributions of 5-10% add significant value.
What does TC stand for in compensation discussions?
Compensation by Seniority Level
These are approximate ranges for software engineers (2024 data, US market):
| Level | Base (USD) | Total Comp (USD) | |-------|-----------|-----------------| | Junior (L3/E3) | $100K-$140K | $120K-$180K | | Mid (L4/E4) | $130K-$180K | $180K-$280K | | Senior (L5/E5) | $170K-$230K | $280K-$450K | | Staff (L6/E6) | $210K-$280K | $400K-$700K |
UK market ranges are typically 30-50% lower in absolute terms, but cost-of-living differences close much of that gap.
How Companies Set Pay Bands
Most companies define pay bands with a minimum, midpoint, and maximum for each level. New hires typically enter between minimum and midpoint. Being at the top of your band usually means you need a promotion - not a raise - to earn significantly more.
Companies calibrate bands using market data from surveys by Radford, Mercer, and Compensia. They target a specific percentile (e.g., "we pay at the 75th percentile of the market").
Internal vs External Equity
- Internal equity: Are people at the same level and role paid similarly?
- External equity: Is the company competitive with what other employers pay?
Tension between these creates a common problem: new hires get market-rate offers while long-tenured employees fall behind. This is why switching jobs every 2-3 years often yields faster compensation growth than staying put.
Cost of Living and Remote Pay Bands
Some companies (GitLab, Buffer) publish transparent location-based pay calculators. Others (Airbnb, Spotify) pay the same regardless of location. Know which model your target company uses before negotiating.
A £90K salary in London has roughly the same purchasing power as £65K in Manchester. Always factor in housing, transport, and tax differences.
The Gender and Ethnicity Pay Gap
The pay gap is real and well-documented. Women in UK tech earn approximately 16% less than men in equivalent roles (ONS 2023). Ethnic minorities face similar disparities.
What you can do:
- Always negotiate - research shows that not negotiating costs an average of £500K over a career
- Share salary data with trusted peers to identify gaps
- Ask for pay band transparency during the hiring process
- Support pay transparency legislation and company-level disclosure
What is the typical RSU vesting schedule at most Big Tech companies?
When to Ask About Salary
- After they express interest in you - ideally after the first technical screen
- When the recruiter asks your expectations - give a range based on your research: "Based on my research on levels.fyi and Glassdoor, I would expect total comp in the range of £X-£Y for this level"
- Never volunteer a number first if you can avoid it - let them anchor
Phrases That Work in Salary Conversations
Use data-driven language to keep the conversation professional:
- ✅ "Based on market data for this level and location, I would expect a range of £X-£Y"
- ✅ "Can you share the pay band for this role so we can find alignment?"
- ✅ "I am flexible on the base-to-equity split - what matters most to me is total compensation"
- ❌ "I need at least £X because of my mortgage" (personal needs are not negotiation leverage)
- ❌ "My current salary is £X" (in many jurisdictions, employers cannot legally ask this)
Why do long-tenured employees often earn less than new hires at the same level?
Resources by Market
- US: levels.fyi, Blind, Glassdoor, H1B Salary Database
- UK: Glassdoor UK, Payscale UK, Hired State of Salaries, technation.io reports
- Europe: Glassdoor, levels.fyi (growing EU data), Talent.io salary reports
- India: levels.fyi India, AmbitionBox, Glassdoor India
📚 Further Reading
- levels.fyi - Verified compensation data across tech companies and levels
- UK Gender Pay Gap Data (ONS) - Official UK pay gap statistics
- GitLab Compensation Calculator - A transparent location-adjusted pay model