Software Engineer III: Build Secure, Scalable Systems (Flexible Hours)

Reedexpo; United Kingdom; Remote; GBP 70,000 - 90,000; Full time

Benefits offered by this job

Flexible hours

Wellbeing initiatives

Shared parental leave

Study assistance

Sabbaticals

Job summary

RX Global is seeking a Software Engineer III to deliver production-quality software within defined components and features. You will collaborate with senior engineers to build secure, reliable systems while improving engineering quality and operational excellence.

You will document decisions, apply Secure SDLC practices, and contribute to code quality improvements, testing strategies, and peer reviews. Flexible hours support work-life balance.

Qualifications

• Experienced professional software engineer.
• Experience using AI-assisted development tools such as GitHub Copilot, Amazon Bedrock, and agentic AI workflows.

Responsibilities

• Produce clear technical documentation using the process for technical decision making and RX architectural principles.
• Build software with foundations in performance, resilience, extensibility, and security following Secure SDLC.
• Apply testing strategies that support deployment confidence and align with the Service and Operational agreements.
• Contribute to incremental improvements to code quality, testing, or development workflows.
• Write clean, maintainable code and participate actively in peer code reviews.
• Support the operational health of services and components, including monitoring, diagnostics, incident response, and service reliability.
• Maintain runbooks, documentation, and operational knowledge for owned components while contributing to reducing technical debt.
• Share knowledge with peers and support the onboarding or mentoring of junior engineers where appropriate.

Skills

Software engineering

AI-assisted development tools

Job description

RX Global is seeking a Software Engineer III to deliver production-quality software within defined components and features. You will collaborate with senior engineers to build secure, reliable systems while improving engineering quality and operational excellence.

You will document decisions, apply Secure SDLC practices, and contribute to code quality improvements, testing strategies, and peer reviews. Flexible hours support work-life balance.