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In short

Distributed Systems and Python are required most often, each in 38 of 119 (32%) principal software engineer roles at tech companies whose requirements we read in the 90 days to Oct 16, 2026, then AWS (31) and Azure (24). Among roles that state years, 65 of 96 (68%) ask for at least 10 years. We counted 120 roles.

Distributed Systems and Python
38 of 119 (32%)
Each required this often, tied for most
10+ years
65 of 96 (68%)
Of roles stating years
Median stated pay
$232.9k a year
73 of 120 (61%) state pay

What the postings ask for

Out of the 119 roles whose requirements we could read, of 120 in all. At most 10 per list, those asked for most. Under each required skill, the same skill in staff roles, out of the 271 whose requirements we could read.

Required
SkillRoles asking
Distributed Systems
38 of 119 (32%)

Staff: 110 of 271 (41%)

Python
38 of 119 (32%)

Staff: 94 of 271 (35%)

AWS
31 of 119 (26%)

Staff: 71 of 271 (26%)

Azure
24 of 119 (20%)

Staff: not in its top 15

CI/CD
24 of 119 (20%)

Staff: 60 of 271 (22%)

AI
23 of 119 (19%)

Staff: 55 of 271 (20%)

Kubernetes
23 of 119 (19%)

Staff: 67 of 271 (25%)

Go
22 of 119 (18%)

Staff: 64 of 271 (24%)

Java
20 of 119 (17%)

Staff: 49 of 271 (18%)

GCP
18 of 119 (15%)

Staff: not in its top 15

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Preferred
SkillRoles asking
CI/CD
17 of 119 (14%)
Docker
15 of 119 (13%)
AI
12 of 119 (10%)
Infrastructure as Code
12 of 119 (10%)
React
11 of 119 (9%)
AWS
10 of 119 (8%)
Kubernetes
10 of 119 (8%)
Machine Learning
9 of 119 (8%)
Observability
9 of 119 (8%)
AI Agents
8 of 119 (7%)

Experience

Asked most often: 10+ years, 65 of 96 (68%).

Of the 96 roles that state years

Under 1 year
0 of 96 (0%)
1 year
1 of 96 (1%)
2 years
0 of 96 (0%)
3–4 years
0 of 96 (0%)
5–7 years
13 of 96 (14%)
8–9 years
17 of 96 (18%)
10+ years
65 of 96 (68%)

Degree

17 of 118 (14%) require a degree, and 37 more accept experience instead.

Of the 118 roles we could read for it

Required
17 of 118 (14%)
Required, or experience instead
37 of 118 (31%)
Preferred
8 of 118 (7%)
Not mentioned
56 of 118 (47%)

Pay and remote work

Of the 120 roles we could read for it

Median stated pay
$232.9k a year
Roles stating pay
73 of 120 (61%)
Remote roles
70 of 120 (58%)

Questions about principal software engineer roles

Companies with the most software engineer roles

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How we count: 120 roles in the 90 days to Oct 16, 2026, each role counted once however many boards post it. Methodology