Principal Software Engineer Job Trends

Principal Software Engineer
UK

The median Principal Software Engineer salary in the UK is £90,000 per year, according to job vacancies posted during the 6 months leading to 12 August 2026.

The table below compares current salary benchmarking and summary statistics with the previous two years.

6 months to
12 Aug 2026
Same period 2025 Same period 2024
Rank 467 618 606
Rank change year-on-year +151 -12 +133
Permanent jobs requiring a Principal Software Engineer 346 70 217
As % of all permanent jobs in the UK 0.33% 0.14% 0.26%
As % of the Job Titles category 0.35% 0.16% 0.27%
Number of salaries quoted 222 46 146
10th Percentile £70,000 £68,000 £65,000
25th Percentile £75,000 £72,500 £70,000
Median annual salary (50th Percentile) £90,000 £97,500 £85,000
Median % change year-on-year -7.69% +14.71% -
75th Percentile £100,000 £114,688 £104,688
90th Percentile £115,000 £125,000 £118,750
UK excluding London median annual salary £85,000 £75,000 £75,000
% change year-on-year +13.33% - -9.09%

All Permanent IT Job Roles
UK

For comparison with the information above, the following table provides summary statistics for all permanent IT job vacancies. Most job vacancies include a discernible job title that can be normalized. As such, the figures in the second row provide an indication of the number of permanent jobs in our overall sample.

Permanent vacancies in the UK with a recognized job title 99,712 44,763 79,353
% of permanent jobs with a recognized job title 94.04% 89.90% 94.99%
Number of salaries quoted 68,207 26,557 53,034
10th Percentile £30,000 £28,250 £30,000
25th Percentile £40,000 £36,250 £40,000
Median annual salary (50th Percentile) £56,000 £55,000 £55,000
Median % change year-on-year +1.82% - -8.33%
75th Percentile £75,000 £75,000 £72,000
90th Percentile £96,250 £95,000 £91,250
UK excluding London median annual salary £52,500 £48,500 £50,000
% change year-on-year +8.25% -3.00% -6.54%

Principal Software Engineer
Job Vacancy Trend

Historical trend showing the proportion of permanent IT job postings featuring 'Principal Software Engineer' in the job title relative to all permanent IT jobs advertised.

Principal Software Engineer job vacancy trend in the UK

Principal Software Engineer
Salary Trend

Salary distribution trend for Principal Software Engineer job vacancies in the UK.

Salary distribution trend for Principal Software Engineer job vacancies in the UK

Principal Software Engineer
Salary Histogram

Salary distribution for jobs citing Principal Software Engineer over the 6 months to 12 August 2026.

Salary histogram for Principal Software Engineer in the UK

Principal Software Engineer
Top 14 Job Locations

The table below looks at the demand and provides a guide to the median salaries quoted in IT jobs citing Principal Software Engineer within the UK over the 6 months to 12 August 2026. The 'Rank Change' column provides an indication of the change in demand within each location based on the same 6 month period last year.

Location Rank Change
on Same Period
Last Year
Matching
Permanent
IT Job Ads
Median Salary
Past 6 Months
Median Salary
% Change
on Same Period
Last Year
Live
Jobs
England +160 327 £90,000 -10.00% 197
UK excluding London +99 264 £85,000 +13.33% 129
South East +38 86 £75,000 +10.29% 23
London +10 78 £100,000 -12.09% 72
North of England +5 66 £100,000 +33.33% 31
Work from Home +28 62 £100,000 -10.11% 66
South West -17 50 £80,000 -20.00% 27
North West +11 41 £90,000 +20.00% 22
East of England -2 32 £80,000 - 28
Scotland +23 15 £95,000 +26.67% 10
East Midlands -9 15 £70,000 -5.08% 6
Midlands -10 15 £70,000 -5.08% 11
North East - 14 £110,000 - 2
Yorkshire - 11 £100,000 - 7

Principal Software Engineer Skill Set
Top 30 Co-Occurring Skills & Capabilities

For the 6 months to 12 August 2026, Principal Software Engineer job roles required the following skills and capabilities in order of popularity. The figures indicate the absolute number of co-occurrences and as a proportion of all permanent job ads featuring Principal Software Engineer in the job title.

1 346 (100.00%) Software Engineering
2 43 (12.43%) AI
3 39 (11.27%) Agile
4 36 (10.40%) Python
4 36 (10.40%) Technical Leadership
5 34 (9.83%) C++
6 33 (9.54%) Degree
7 30 (8.67%) TypeScript
8 29 (8.38%) AWS
9 27 (7.80%) Computer Science
10 23 (6.65%) Full-Stack Development
10 23 (6.65%) React
11 22 (6.36%) CI/CD
11 22 (6.36%) Mentoring
12 21 (6.07%) Java
13 20 (5.78%) Mathematics
14 19 (5.49%) Computer Science Degree
14 19 (5.49%) Linux
15 18 (5.20%) BPSS Clearance
15 18 (5.20%) Continuous Improvement
15 18 (5.20%) DevOps
15 18 (5.20%) Microservices
15 18 (5.20%) SDLC
16 17 (4.91%) Creative Thinking
16 17 (4.91%) Open Source
16 17 (4.91%) QA
16 17 (4.91%) Rust
17 16 (4.62%) C
17 16 (4.62%) Event-Driven
17 16 (4.62%) Security Cleared

Principal Software Engineer Skill Set
Co-Occurring Skills & Capabilities by Category

The following tables expand on the one above by listing co-occurrences grouped by category. They cover the same employment type, locality and period, with up to 20 co-occurrences shown in each category:

Application Platforms
1 2 (0.58%) CMS
1 2 (0.58%) WinCC
2 1 (0.29%) Sitecore CMS
2 1 (0.29%) Umbraco
Applications
1 3 (0.87%) Microsoft Excel
1 3 (0.87%) Microsoft Office
1 3 (0.87%) Microsoft PowerPoint
Cloud Services
1 29 (8.38%) AWS
2 9 (2.60%) SaaS
3 8 (2.31%) Azure
4 4 (1.16%) GCP
5 3 (0.87%) Azure DevOps
5 3 (0.87%) Serverless
6 2 (0.58%) Amazon Bedrock
6 2 (0.58%) Amazon S3
6 2 (0.58%) Azure API Management
6 2 (0.58%) Azure Functions
6 2 (0.58%) Azure Logic Apps
6 2 (0.58%) Dynamics 365
6 2 (0.58%) n8n
6 2 (0.58%) Power Automate
6 2 (0.58%) Power Platform
6 2 (0.58%) Vertex AI
7 1 (0.29%) Datadog
7 1 (0.29%) GitHub
7 1 (0.29%) GitHub Copilot
Communications & Networking
1 6 (1.73%) Multicast
1 6 (1.73%) Wireless
2 2 (0.58%) 5G
2 2 (0.58%) Bluetooth
2 2 (0.58%) TCP/IP
2 2 (0.58%) Wi-Fi
2 2 (0.58%) ZigBee
Database & Business Intelligence
1 6 (1.73%) GIS
2 4 (1.16%) Redis
2 4 (1.16%) SQL Server
3 3 (0.87%) MySQL
4 2 (0.58%) Metadata
4 2 (0.58%) Pinecone
4 2 (0.58%) PostgreSQL
5 1 (0.29%) Big Data
5 1 (0.29%) Data Warehouse
5 1 (0.29%) MariaDB
5 1 (0.29%) SQLite
Development Applications
1 6 (1.73%) JIRA
2 4 (1.16%) Rational Rhapsody
3 1 (0.29%) Claude Code
3 1 (0.29%) Git
3 1 (0.29%) Jaeger
General
1 42 (12.14%) Finance
2 18 (5.20%) Aerospace
3 17 (4.91%) Retail
4 14 (4.05%) Banking
5 13 (3.76%) Social Skills
6 12 (3.47%) Electronics
6 12 (3.47%) Inclusion and Diversity
7 8 (2.31%) Military
8 6 (1.73%) Law
8 6 (1.73%) Marketing
9 4 (1.16%) Financial Institution
9 4 (1.16%) Front Office
9 4 (1.16%) Legal
10 3 (0.87%) Public Sector
11 2 (0.58%) Games
11 2 (0.58%) Manufacturing
11 2 (0.58%) Retail Banking
12 1 (0.29%) Analytical Skills
12 1 (0.29%) Influencing Skills
Libraries, Frameworks & Software Standards
1 23 (6.65%) React
2 11 (3.18%) .NET
3 8 (2.31%) Spring Boot
3 8 (2.31%) Unreal Engine
4 6 (1.73%) Boost C++ Libraries
4 6 (1.73%) FIX Protocol
4 6 (1.73%) Node.js
4 6 (1.73%) pytest
5 5 (1.45%) Spring
6 4 (1.16%) AngularJS
6 4 (1.16%) CrewAI
6 4 (1.16%) LangChain
7 3 (0.87%) Godot
7 3 (0.87%) PyTorch
7 3 (0.87%) TensorFlow
8 2 (0.58%) Kafka
8 2 (0.58%) Lambda Expressions
8 2 (0.58%) LangGraph
8 2 (0.58%) Next.js
8 2 (0.58%) Vue
Miscellaneous
1 23 (6.65%) Cloud Native
2 19 (5.49%) Distributed Systems
3 12 (3.47%) Embedded Systems
3 12 (3.47%) Product Ownership
4 10 (2.89%) Public Cloud
5 9 (2.60%) IoT
6 7 (2.02%) AI Agents
6 7 (2.02%) Enterprise Software
6 7 (2.02%) Fixed Income
7 6 (1.73%) Algorithms
7 6 (1.73%) Derivative
7 6 (1.73%) Equities
7 6 (1.73%) Foreign Exchange (FX)
7 6 (1.73%) Smart Energy
8 4 (1.16%) Robotics
8 4 (1.16%) Virtual Team
9 3 (0.87%) Culture of Ownership
9 3 (0.87%) Distributed Architecture
10 2 (0.58%) Legacy Systems
10 2 (0.58%) Onboarding
Operating Systems
1 19 (5.49%) Linux
2 2 (0.58%) Embedded Linux
2 2 (0.58%) FreeRTOS
Processes & Methodologies
1 346 (100.00%) Software Engineering
2 43 (12.43%) AI
3 39 (11.27%) Agile
4 36 (10.40%) Technical Leadership
5 27 (7.80%) Computer Science
6 23 (6.65%) Full-Stack Development
7 22 (6.36%) CI/CD
7 22 (6.36%) Mentoring
8 20 (5.78%) Mathematics
9 18 (5.20%) Continuous Improvement
9 18 (5.20%) DevOps
9 18 (5.20%) Microservices
9 18 (5.20%) SDLC
10 17 (4.91%) Creative Thinking
10 17 (4.91%) Open Source
11 16 (4.62%) Event-Driven
11 16 (4.62%) Workflow
12 14 (4.05%) Software Architecture
12 14 (4.05%) Validation
13 13 (3.76%) Observability
Programming Languages
1 36 (10.40%) Python
2 34 (9.83%) C++
3 30 (8.67%) TypeScript
4 21 (6.07%) Java
5 17 (4.91%) Rust
6 16 (4.62%) C
7 13 (3.76%) C#
8 11 (3.18%) JavaScript
9 8 (2.31%) Go
10 5 (1.45%) Scala
11 3 (0.87%) PHP
11 3 (0.87%) SQL
12 2 (0.58%) R
12 2 (0.58%) Ruby
13 1 (0.29%) Assembly Language
13 1 (0.29%) Kotlin
Qualifications
1 33 (9.54%) Degree
2 19 (5.49%) Computer Science Degree
3 18 (5.20%) BPSS Clearance
4 16 (4.62%) Security Cleared
5 15 (4.34%) DV Cleared
5 15 (4.34%) SC Cleared
6 3 (0.87%) Chartered Engineer
6 3 (0.87%) HND
7 2 (0.58%) Microsoft Certified Professional
Quality Assurance & Compliance
1 17 (4.91%) QA
2 9 (2.60%) Accessibility
3 4 (1.16%) DO-178B
4 2 (0.58%) IEC 61131
4 2 (0.58%) IEC 61508
5 1 (0.29%) GDPR
System Software
1 5 (1.45%) Docker
Systems Management
1 7 (2.02%) Kubernetes
2 2 (0.58%) Terraform
3 1 (0.29%) Prometheus
Vendors
1 8 (2.31%) Palantir
2 5 (1.45%) Microsoft
3 2 (0.58%) Databricks
3 2 (0.58%) Google
3 2 (0.58%) OpenAI
3 2 (0.58%) Siemens
4 1 (0.29%) Oracle
4 1 (0.29%) Sitecore