As of April 22, 2025, the average annual salary for a Software Systems Engineer I in Cardiff, UK is £55,991, with an hourly rate of £27, according to Salary.com Global Salary IQ data. The average salary ranges from £45,937 to £65,098, influenced by factors like location, education, experience, and more.
| Percentile | Salary | Location | Last Updated |
| 25th Percentile Software Systems Engineer I Salary | £45,937 | United Kingdom | April 22, 2025 |
| 50th Percentile Software Systems Engineer I Salary | £55,991 | United Kingdom | April 22, 2025 |
| 75th Percentile Software Systems Engineer I Salary | £65,098 | United Kingdom | April 22, 2025 |
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SalaryIQTMSalary.com provides you with accurate and diversified Software Systems Engineer I salary data based on specialized databases to help you get a fairer salary. The average annual pay for a Software Systems Engineer I is about £55,991 a year, this translates to an approximate hourly rate of £27, a monthly salary of about £4,666, and a weekly pay of around £1,077. Click the switch button below to see more details about Software Systems Engineer I hourly pay, weekly pay, monthly pay, and so on.
A Software Systems Engineer I's salary varies significantly based on experience level. Entry typically earn £51,489 - £56,942, while Intermediate make £52,690 - £58,030, Senior earn £54,940 - £60,068, Specialist earn £55,241 - £60,476, Expert can reach £55,691 - £60,748 or more, depending on the company and location.
| Levels | Salary |
|---|---|
| Entry Level Software Systems Engineer I | £55,241 |
| Intermediate Level Software Systems Engineer I | £56,263 |
| Senior Level Software Systems Engineer I | £58,302 |
| Specialist Level Software Systems Engineer I | £58,709 |
| Expert Level Software Systems Engineer I | £58,981 |
| Entry Level | 1% |
| Intermediate Level | 0% |
| Senior Level | 4% |
| Specialist Level | 5% |
| Expert Level | 5% |
Mastering key skills can significantly increase your earning potential as a Software Systems Engineer I. According to Salary.com's Real-time Job Posting Data, expertise in Operating System can lead to a 2% salary raise, while strong ISO skills boost pay by a 2%. Even Software Development can result in a 2% salary increase.
| Skills | Salary | Demand | |
|---|---|---|---|
| Skill & Salary | Demand | ||
| Operating System | £56,880 |
Operating System
£56,880
|
2%
|
| ISO | £56,880 |
ISO
£56,880
|
2%
|
| Software Development | £56,880 |
Software Development
£56,880
|
2%
|
| IT Infrastructure | £56,880 |
IT Infrastructure
£56,880
|
2%
|
As of April 22, 2025 , a Software Engineer I makes less than a Software Systems Engineer I. A Software Engineer I earns an average annual salary of £30,120. And a Software Systems Engineer I earns an average annual salary of £55,765.
| Job Title | Location | Salary Range in GBP |
|---|---|---|
| Software Engineer I | Cardiff, UK |
|
| Systems Engineer I | Cardiff, UK |
|
| Software Applications Engineer I | Cardiff, UK |
|
| Electronics Engineer I | Cardiff, UK |
|
| Enterprise Systems Engineer I | Cardiff, UK |
|
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