Full Stack Engineer (React, .NET, C#)

Senior Software Engineer (Remote - Belfast)
About the Company

Our client is a fast-growing, remote-first SaaS business operating within the scientific and technology sectors. With a strong international presence and ambitious growth plans, they have built a culture centred around innovation, collaboration, flexibility, and continuous learning. They are committed to creating an exceptional employee experience and offer a genuinely flexible remote-working environment.

The Role

We are seeking an experienced Senior Software Engineer with a strong background in software development and data engineering. Reporting directly to senior engineering leadership, you will play a key role in shaping technical direction, leading development initiatives, and helping scale a market-leading platform.

Key Responsibilities

• Take ownership of the full software development lifecycle.
• Develop and maintain scalable cloud-based solutions.
• Solve complex data challenges through robust engineering practices.
• Conduct code reviews and support engineering best practices.
• Collaborate closely with cross-functional teams to deliver customer-focused solutions.
• Contribute to technical architecture and system design decisions.
• Mentor developers and provide technical leadership on key projects.

What You'll Gain

This role offers the opportunity to work with large-scale datasets containing billions of records while developing expertise in data engineering, system scalability, and project leadership. You'll take increasing ownership of technical initiatives and contribute to projects from concept through to delivery.

Essential Skills & Experience

• Minimum 5 years' commercial experience in C# and .NET development.
• Strong commercial experience building modern web applications using React.
• Experience developing and maintaining scalable, cloud-based applications.
• Strong problem-solving skills with experience tackling complex data challenges.
• Experience designing and building scalable systems and architectures.
• Excellent communication and stakeholder management skills.
• Proven ability to mentor engineers and lead technical projects.
• Strong organisational and time management skills.
• Experience working effectively within a remote environment.
• Based in Belfast/ Northern Ireland

Desirable Skills & Experience

• Experience working with large-scale datasets and data engineering practices.
• Experience delivering complex technical projects from inception to completion.
• Degree in Computer Science, Mathematics, Statistics, Data Engineering, or a related discipline.
• Experience with React.
• Experience with AWS cloud services.
• Exposure to AI, machine learning, or related technologies.
• Previous startup or scale-up experience.

Technology Stack

• .NET Core / C#
• React
• SQL
• AWS
• Elasticsearch
• Jira
• AI Platforms & APIs

Benefits

• Fully remote working.
• Home office allowance.
• Personal development and wellbeing budget.
• Private healthcare and dental cover.
• Pension scheme.
• Generous annual leave entitlement plus public holidays.
• Birthday leave.
• Professional membership support.
• Flexible working culture.
• Regular team meet-ups and social events.
• Virtual collaboration spaces to stay connected with colleagues.

For further information on this job, apply via the link or contact the VANRATH office for a confidential chat today.

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Skills:
Senior Software Engineer Senior Software Developer .NET Developer Full Stack Developer

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