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Sage

Senior Software Engineer

Hybrid

Newcastle upon tyne, United kingdom

Senior

Full Time

13-09-2025

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Skills

C# MySQL GitHub AWS (Amazon Web Services) Scrum Product Management Product Knowledge Architecture AWS Agile .NET Microservices Sage

Job Specifications

Job Description

This is an exciting opportunity to work on core platform-level services that are essential to all of our cloud-supported products. You'll gain deep domain and product knowledge, collaborating with multiple teams across the business. The APIs you'll build will be highly scalable and present a variety of technical challenges. We make extensive use of GitHub Copilot to help deliver high-quality, maintainable code. You'll also have opportunities to lead projects, working closely with architects and stakeholders to deliver impactful solutions.

Role Summary:

As a Senior Software Engineer (Backend), you will be responsible for designing, building, enhancing, and maintaining products and systems aligned with Sage's business goals and architectural standards. You'll play a key role in delivering high-quality, scalable solutions that exceed customer and business expectations, while also sharing expertise on technical solutions and business processes within your domain.

Key Points:

Work on mission-critical platform services used across our cloud ecosystem.
Exposure to scalable API development and a variety of technical challenges.
Opportunity to collaborate across squads and departments.
Hands-on experience with modern tooling like GitHub Copilot.
Potential to lead initiatives and work closely with senior architects.
You will get personal development days to upskill any tech. skills
This is a hybrid position - you will work 3 days a week from our Newcastle office.

Design, develop, and maintain scalable, high-quality backend systems and APIs.
Collaborate with product managers, architects, and cross-functional teams to shape robust solutions.
Lead and contribute to the delivery of projects from concept to deployment.
Drive technical innovation and adopt modern tools, frameworks, and practices.
Mentor and coach junior team members.
Maintain clear technical documentation and ensure code quality standards are met.
Champion Agile best practices and foster a collaborative team culture.

Essential Skills (Must-Haves):

Strong experience with C#, .NET Framework, and MySQL, delivering reliable and scalable solutions.
Microservices
Event-driven architecture
Proven ability to collaborate across functions, including Product Management, QA, and other business units.
Solid working knowledge of Agile and Scrum methodologies, with a focus on iterative development and continuous improvement.

Secondary Skills (Nice-to-Haves):

BDD (Behavior-Driven Development)
AWS (Amazon Web Services)

About the Company

At Sage, we knock down barriers with information, insights, and tools to help your business flow. We provide businesses with software and services that are simple and easy to use, as we work with you to give you that feeling of confidence. Customers trust our Payroll, HR, and Finance software to make business flow with ease. From our local network of experts to our ever-growing partnerships, we are on hand to give you all the insights you need to thrive. Know more