Lead Software Engineer

SR2 | Socially Responsible Recruitment | Certified B Corporation™; United States; Hybrid; GBP 70,000 - 95,000; Full time

Job summary

SR2 | Socially Responsible Recruitment | Certified B Corporation™ is seeking a Senior or Lead Software Engineer to join a small, experienced team responsible for business-critical applications and systems. The role combines hands-on development with data analysis across C#/.NET applications, SQL Server databases, and system integrations.

You will develop and maintain applications, troubleshoot issues across code and databases, and work directly with internal stakeholders to understand

Qualifications

• Strong commercial experience with C# and modern .NET.
• Strong SQL Server skills with complex data.
• Experience developing or supporting business-critical applications.
• Strong troubleshooting skills across code and databases.
• Ability to understand business processes behind technical systems.
• Comfortable working hands-on within a small development team.

Responsibilities

• Develop and maintain applications using C#, .NET and SQL Server.
• Investigate and troubleshoot issues across both application and database layers.
• Work with complex relational and transactional data.
• Understand how data flows between different systems and identify underlying issues.
• Work directly with internal stakeholders to understand requirements and solve problems.
• Take ownership of technical issues through to resolution.
• Help improve the resilience and maintainability of existing systems.

Skills

C#/.NET

SQL Server

Troubleshooting

Business process understanding

Hands-on development

Job description

• Remote + adhoc onsite in South West office
• Start ASAP

We’re looking for a strong Senior or Lead Software Engineer to join a small, experienced development team responsible for a range of business-critical applications and systems.

This is a hands‑on engineering role combining application development with complex data and problem-solving. You’ll be working across C#/.NET applications, SQL Server databases and system integrations, getting underneath issues to understand not just the code, but the data and business processes behind it.

The Role:

• Develop and maintain applications using C#, .NET and SQL Server
• Investigate and troubleshoot issues across both application and database layers
• Work with complex relational and transactional data
• Understand how data flows between different systems and identify underlying issues
• Work directly with internal stakeholders to understand requirements and solve problems
• Take ownership of technical issues through to resolution
• Help improve the resilience and maintainability of existing systems

Requirements:

• Strong commercial experience with C# and modern .NET
• Strong SQL Server skills and confidence working with complex data
• Experience developing or supporting business-critical applications
• Strong troubleshooting skills across both code and databases
• Ability to understand the business processes behind technical systems
• Comfortable working hands‑on within a small development team