.NET Software Developer

AFRY provides engineering, project management, and advisory services that enable the energy and industrial transition and strengthen resilience in society.

With 18,000 experts worldwide, we combine a global reach with local insights and deep sector knowledge to make a lasting impact for generations to come.

We are looking for an experienced and highly skilled Senior .NET Software Developer to join our Energy Intelligence and Digital Solutions team. This is a key role for a senior professional who combines hands-on development expertise with technical leadership and mentoring capabilities.

As a Senior Lead Developer, you will play a critical role in designing, building, and evolving AFRY's data intelligence platform and digital products. You will be expected to take ownership of technical solutions, drive development best practices, and support the growth and effectiveness of the development team.

The successful candidate will bring both technical excellence and leadership. We are looking for someone who can strengthen the team's delivery capability by actively developing solutions while also guiding more junior team members, raising engineering standards, and helping shape the future direction of our platform.

This role is particularly suited to a senior developer who enjoys being hands-on, leading by example, and enabling a team to deliver high-quality products at scale. We are seeking an individual with proven experience operating at a senior level and who can immediately contribute through strong technical expertise, execution capability, and leadership.

Location

This role is ideally based in our Oxford office, where the wider Software Development team is located. However, we are also open to candidates based in one of AFRY's European offices, provided they can work effectively with the team and stakeholders across our international organisation.

Additional Information

At AFRY, we engineer change in everything we do. Change happens when brave ideas come together. When we collaborate, innovate technology, and embrace challenging points of view. That’s how we're making future. We are actively looking for qualified candidates to join our inclusive and diverse teams across the globe. Join us in accelerating the transition towards a sustainable future.

• Experience as a Senior Software Developer, preferably within enterprise, SaaS, platform, or data-driven environments.
• Strong expertise in .NET, C#, ASP.NET Core, and modern software engineering practices.
• Solid experience with frontend technologies, preferably React.
• Proven track record of leading technical initiatives and supporting other developers through mentoring and coaching.
• Strong understanding of software architecture, cloud-based applications, and scalable system design.
• Experience working with relational databases and data management solutions, preferably Microsoft SQL Server.
• Excellent problem-solving capabilities and the ability to make sound technical decisions in complex environments.
• Degree in Computer Science, Engineering, or a related STEM discipline, or equivalent practical experience.
• Experience with Azure cloud services and modern DevOps practices.
• Knowledge of data platforms, analytics solutions, and data engineering concepts.
• Experience working in agile product development environments.
• Familiarity with technologies such as Python, Node.js, JavaScript frameworks, and modern CI/CD pipelines.