Senior Backend Developer

Portfolio Group Ltd
Manchester, United Kingdom
12 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior
Compensation
£ 80K

Job location

Manchester, United Kingdom

Tech stack

.NET
API
Agile Methodologies
Unit Testing
C Sharp (Programming Language)
Microsoft SQL Server
Nunit
Object-Oriented Software Development
Software Engineering
.NET Core
Backend
GIT
Solid Principles
GraphQL
Api Design
REST

Job description

As a Senior Backend Developer, you'll be a founding member of a newly formed cross-functional engineering team. You'll play a key role in setting the tone for the team's culture, practices, and success. Your technical expertise will shape our architecture and support business-critical applications., * Enhance features and functionality of core products

  • Design and implement scalable backend systems using C# (.NET 5+ preferred)
  • Write clean, maintainable, and testable code using TDD/BDD principles
  • Create and maintain RESTful and GraphQL APIs
  • Collaborate with POs, BAs, and stakeholders to define solutions
  • Mentor junior developers and promote best practices
  • Drive improvements in development processes and tools

Requirements

This is a highly collaborative role for someone with a passion for software craftsmanship and continuous improvement. Using your 5+ years of backend development experience, you'll enhance core product features, design scalable systems, and work closely with relevant stakeholders to deliver technical solutions that drive real value., You're an experienced backend developer with a solid foundation in modern software engineering practices. You understand what it takes to build systems that scale and you're comfortable working across the full development lifecycle; from design and implementation through testing and deployment. Strong communication skills come naturally to you, and you thrive in collaborative environments where problem-solving and continuous learning are part of the culture.

Technical expertise:

  • Proficiency in C#, .NET (preferably .NET 6+), and SQL Server
  • Strong grasp of SOLID principles and object-oriented programming
  • Experience with Git, unit testing frameworks (NUnit), and API development
  • Familiarity with CI/CD pipelines and agile methodologies
  • A genuine desire to grow and evolve within a dynamic team

About the company

This is a truly service-led business and the industry-leading EAP and OH provider - recognised as a Sunday Times 'Best Places to Work' organisation. With an unrivalled track record of strong year-on-year growth, they support over 80,000 organisations and 13 million lives across the UK and Ireland. As part of a global group with 14 operating companies and circa £500m turnover, there's substantial financial backing for continued expansion, including acquisition and international development. This isn't just a job - it's a platform for exceptional career advancement with a business that's going places.

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