Software Engineer III

Role: Software Engineer III (.NET/React/Azure/AWS)

Work Type: Hybrid (3 days in office)

About UK Assessment & Qualifications

We are responsible for the delivery of nearly 4 million examination results per annum, including A-Level, GCSE, BTEC and T-levels for students in UK and International centres. Our in-house systems process every learner from registration to marking and certification, in a highly regulated business. We currently operate a hybrid estate of predominantly bespoke systems, with an ongoing strategic transformation programme to migrate from on-prem to cloud based, cost effective, scalable and resilient services.

About the job

As a Software Engineer III, you will design, build, and maintain robust software solutions using .NET as your primary technology and React as your secondary focus. You’ll leverage cloud platforms and containerization tools to deliver scalable, high-quality products. Your work will directly impact the reliability, performance, and user experience of our digital offerings, supporting learners and educators worldwide.

About you

We’d expect that you can demonstrate delivery of several business-critical projects as a full-stack developer, developing solutions that provide real benefit to users, and working in an Agile project delivery environment using Scrum or Kanban.

Key Responsibilities

• Develop and maintain backend services and APIs using .NET, ensuring reliability, scalability, and security.
• Build and support user interfaces with React, integrating seamlessly with backend systems.
• Leverage AWS, Azure, Terraform, and Docker to deliver cloud-native, containerized solutions.
• Collaborate with cross-functional teams to translate business requirements into practical technical solutions.
• Analyse and optimize application performance, proactively identifying and resolving issues to ensure reliability and scalability.
• Contribute to software quality through thorough testing, code reviews, and lifecycle management.
• Architect and implement microservices, RESTful/GraphQL APIs, and event-driven systems.
• Participate in Agile ceremonies and contribute to sprint planning and backlog refinement.
• Document all work using required standards, methods, and tools.

Key Skills & Experience

• Building backend services and Web APIs utilising C# with .NET.
• Experience with React and modern JavaScript frameworks.
• Hands-on experience with AWS, Azure, Terraform, and Docker.
• Strong understanding of software design principles and system integration.
• Ability to collaborate effectively with cross-functional teams.
• Problem-solving mindset with a focus on delivering practical, innovative solutions.
• Commitment to continuous learning and adaptability in a fast-paced environment.
• Experience with Agile/Scrum methodologies.
• Familiarity with AI-assisted development tools is a plus.
• Proficiency in TDD, CI/CD, containerization (Docker), and infrastructure-as-code.
• Solid understanding of software architecture, design patterns, and unit testing
• Providing production support
• Persisting data using relational (SQL) and/or document databases
• Designing highly performant systems
• Understand modern application architectures and how they can be applied, like Microservice / Service Oriented Architectures
• Working with the project managers, product owners and operation team to ensure application are successfully delivered to production

Desirable Skills, Qualifications & Experience

• Microsoft certifications (e.g., Azure Developer Associate, Solutions Architect Expert).
• Experience developing shared libraries or reusable components is a plus.
• Familiarity with backend integration, cloud platforms, and containerization.
• ReactJS
• Terraform
• Docker and containers
• Single page web applications using React
• NodeJS

Job Location and Hours

The role is aligned to our Hellaby, Rotherham office, which is located at Junction 1 of the M18.

We work a 37.5-hour week, with all our team free to flex their day around our core hours, which are Monday to Friday, 10 to 4 GMT/BST.

This role combines the flexibility of hybrid working with the value of spending time together in person. You'll be based in our Hellaby office three days a week, where you can build strong working relationships, exchange ideas naturally, and be part of the conversations that shape our work. Occasional business travel to other Pearson sites may also be required.