Intermediate Software Engineer

RELX International; Richmond; On-site; GBP 60,000 - 90,000; Full time

Job summary

RX Global in the United Kingdom is seeking a Software Engineer III to deliver production-quality software for well-defined components and features within a product. Working with guidance from senior engineers, you will contribute to secure, maintainable, and reliable systems while improving engineering quality and collaboration.

You will build modern web apps with React, Vite, REST, and GraphQL, deploy cloud-native solutions on AWS, and participate in Secure SDLC and DevSecOps practices, CI/CD

Qualifications

• Proficient in C# (.NET), JavaScript/TypeScript (React), and SQL (PostgreSQL).
• Experience in Agile cross-functional product development teams.
• Ability to translate ambiguous requirements into scalable solutions.
• Working 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; applying testing, CI/CD, and Secure SDLC practices.

Responsibilities

• Produce clear technical documentation and align with architectural principles.
• Develop software with performance, resilience, extensibility, and security in mind.
• Implement testing strategies to support deployment confidence.
• Contribute to code quality improvements and engineering workflows.
• Write clean, maintainable code and participate in peer reviews.
• Support operational health, monitoring, and incident response.
• Maintain runbooks and onboarding knowledge for owned components.
• Share knowledge and mentor junior engineers when appropriate.

Skills

C#/.NET

JavaScript/TypeScript (React)

SQL (PostgreSQL)

Agile product teams

SOLID & design patterns

API design

DDD & event-driven architectures

React, Vite, REST, GraphQL

AWS cloud-native apps

CI/CD (GitHub Actions)

Secure SDLC & DevSecOps

Observability tools (Splunk, Mixpanel)

AI-assisted tools (GitHub Copilot, Bed

Tools

GitHub Actions

AWS

Splunk

Mixpanel

GitHub Copilot

Amazon Bedrock

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 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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