Intermediate Software Engineer

relx; Richmond; On-site; GBP 70,000 - 95,000; Full time

Job summary

RX Global, part of RELX, is seeking a Software Engineer III in the United Kingdom to deliver production-quality software within a structured product team. You will implement secure, scalable components, follow SDLC guidance, and collaborate across engineering to improve reliability and performance.

The role emphasizes mentoring peers, contributing to architecture decisions, and advancing engineering quality with modern technologies.

Qualifications

• Experienced professional software engineer.
• Proficient in C# (.NET), JavaScript/TypeScript (React), and SQL (PostgreSQL).
• Experience in Agile cross-functional product development teams.
• Knowledge of SOLID, design patterns, API design, DDD, and event-driven architectures.
• Experience building modern web apps with React, Vite, REST, and GraphQL.
• Experience developing cloud-native apps on AWS; CI/CD with GitHub Actions; Secure SDLC; observability tools.

Responsibilities

• Produce clear technical documentation following RX architectural principles.
• Build software with performance, resilience, extensibility, and security foundations.
• Apply testing strategies to support deployment confidence.
• Contribute to code quality, tests, and development workflows.
• Write clean, maintainable code and participate in peer reviews.
• Support operational health: monitoring, diagnostics, incident response, reliability.
• Maintain runbooks and onboarding knowledge for owned components.
• Share knowledge and mentor junior engineers where appropriate.

Skills

C#/.NET

JavaScript/TypeScript

SQL (PostgreSQL)

Agile methodologies

Design patterns

API design

DDD

Event-driven architectures

Tools

AWS

GitHub Actions

Splunk

Mixpanel

GraphQL

Job description

Are you passionate about building reliable, secure, and scalable software that delivers meaningful outcomes for customers and the business?

Do you enjoy collaborating with a talented engineering team, solving technical challenges, and continuously developing your expertise with modern technologies?

About our Team

RX Global aims to create unforgettable experiences for attendees and exhibitors through organizing events. Innovation, creativity, and collaboration drive the company to offer exceptional services to clients.

About the Role

As a Software Engineer III, you will deliver production-quality software for well-defined components and features within a product or service. Working with guidance from senior engineers, you will contribute to secure, maintainable, and reliable systems while helping improve engineering quality, operational excellence, and team collaboration.

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.

Requirements

• Experienced professional software engineer.
• Proficient in C# (.NET), JavaScript/TypeScript (React), and SQL (PostgreSQL).
• Experience working in Agile cross-functional product development teams.
• Experience translating ambiguous requirements into scalable solutions.
• Working knowledge of SOLID, design patterns, API design, DDD, and event-driven architectures.
• Experience building modern web applications with React, Vite, REST, and GraphQL.
• Experience developing cloud-native applications on AWS; applying testing, DevSecOps, CI/CD (GitHub Actions), and Secure SDLC practices; working with observability and analytics tools such as Splunk and Mixpanel
• Experience using AI-assisted development tools such as GitHub Copilot, Amazon Bedrock, and agentic AI workflows.

Work in a Way That Works for You

We promote a healthy work/life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance, and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.

Working Pattern

Working flexible hours - flexing the times when you work in the day to help you fit everything in and work when you are the most productive.

About the Business

RX is a global leader in events and exhibitions, leveraging industry expertise, data, and technology to build businesses for individuals, communities, and organisations. With a presence in 25 countries across 41 industry sectors, RX hosts approximately 350 events annually. RX is committed to creating an inclusive work environment for all our people. RX empowers businesses to thrive by leveraging data-driven insights and digital solutions. RX is part of RELX, a global provider of information-based analytics and decision tools for professional and business customers. For more information, visit http://www.rxglobal.com.

We know your well-being and happiness are key to a long and successful career. We are delighted to offer country specific benefits.

We are committed to providing a fair and accessible hiring process. If you have a disability or other need that requires accommodation or adjustment, please let us know by completing our Applicant Request Support Form or please contact 1-855-833-5120.

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We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law.

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