Senior Software Engineer

JR United Kingdom; Winchester; On-site; GBP 60,000 - 70,000; Full time

Job summary

A leading technology company is seeking experienced Senior Software Engineers across Full-Stack, Backend, Frontend, and DevOps/Cloud disciplines. Join a collaborative environment focused on clean code and scalable systems, with opportunities for mentoring and career growth. Enjoy a competitive salary and benefits including private medical insurance and a hybrid working model.

Benefits

Private medical insurance

25 days annual leave (plus buy/sell options)

Hybrid working model supporting balance and well-being

Qualifications

• Proficiency in Python.
• Familiarity with cloud-native development (preferably AWS).
• Experience with CI/CD pipelines and automated testing.

Responsibilities

• Design and build robust, scalable software solutions.
• Contribute across the full software lifecycle—from planning to testing.
• Write clean, maintainable code and implement automated testing.

Skills

Python

Cloud-native development

CI/CD pipelines

Automated testing

React

Next.js

Infrastructure as Code

Job description

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Location: United Kingdom (Hybrid – 1–2 days/week in Winchester or London)

We're looking for experienced Senior Software Engineers across Full-Stack, Backend, Frontend, and DevOps/Cloud disciplines to join our growing tech teams.

You’ll be part of a collaborative, cross-functional environment where clean code, scalable systems, and meaningful mentoring are core to how we work. This is your chance to work on products that have a real impact on millions of people—while continuing to grow your career in a supportive and forward-thinking culture.

What’s in it for you?

• Up to £70,000 base salary
• Private medical insurance
• 25 days annual leave (plus buy/sell options)
• Hybrid working model supporting balance and well-being

What you’ll be doing

• Design and build robust, scalable software solutions
• Contribute across the full software lifecycle—from planning to testing
• Write clean, maintainable code and implement automated testing
• Collaborate in product squads and contribute to architectural decisions
• Mentor junior developers and share knowledge within your team
• Stay current with emerging tools, technologies, and best practices

Who we’re looking for:

• Proficiency in Python
• Familiarity with cloud-native development (preferably AWS)
• Experience with CI/CD pipelines and automated testing

Full-Stack / Frontend Engineers

• Experience with frameworks like React, Next.js, or similar
• Understanding of accessibility and testing best practices
• Strong hands-on experience with AWS (certification a plus)
• Skilled in Infrastructure as Code (preferably Terraform)
• Solid grasp of CI/CD, observability, and modern cloud architectures