Senior Software Engineer Jobs

Harmonic Operations™ | Certified B Corp

Location:
United Kingdom

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

70000.00 - 90000.00 GBP / Year

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Job Description:

Senior Software Engineer (Full Stack) | Fast-Growing D2C Health & Nutrition Brand. We are delighted to partner with the UK's leading D2C health and nutrition scale-up in their search for a talented Senior Software Engineer. This is a fantastic opportunity to play a key role in building and optimizing innovative digital solutions for a company dedicated to serving millions of customers.

Job Responsibility:

Full-Stack Development: Architect, develop, and maintain high-performing backend and frontend systems for web and mobile platforms
Innovative Problem-Solving: Lead the introduction of cutting-edge technologies and solutions to keep the company ahead of the curve
Product Collaboration: Partner with key stakeholders to refine and enhance digital platforms, boosting user engagement and driving business growth
End-to-End Ownership: Take full accountability for your projects, from planning to deployment, ensuring delivery within deadlines and quality standards
Platform Optimization: Continuously assess and enhance platform performance, scalability, and security
Team Development: Mentor and guide junior developers, nurturing a collaborative and growth-oriented engineering culture

Requirements:

8+ years of experience in software development, with expertise across backend and frontend technologies
Proficiency in C#, .NET, as well as an understanding of DevOps practices and Azure cloud services
Strong skills in TypeScript, React, and Webpack for frontend development
Proven track record in developing scalable, secure, and high-performance web applications
Ability to work independently and manage complex projects with minimal guidance
Knowledge of CI/CD pipelines, version control (Git), and cloud environments like AWS or Azure

Nice to have:

Experience working in high-growth D2C businesses or Subscription based E-Commerce business
Familiarity with advanced web development frameworks and methodologies
Success in scaling platforms to meet the demands of fast-growing organizations

What we offer:

Bonus
Flexible working: Outcomes are what matters, work when and where is best for you

Additional Information:

Job Posted:
December 09, 2025

Employment Type:

Fulltime

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Senior Software Engineer