Senior .NET Engineer – Remote UK, Scale Merchant Platform

Primis; Remote; GBP 85,000 - 110,000; Full time

Job summary

A rapidly expanding global payment platform is seeking a Senior / Principal Software Engineer .NET to design and develop scalable solutions. The role involves building mission-critical platform services and APIs while ensuring performance optimisation. Candidates should have 6+ years of experience for Senior roles or 10+ years for Principal roles, along with architectural leadership. The position offers fully remote work across the UK & Ireland, 45 days of annual leave, comprehensive healthcare for you and your family, and an annual learning budget.

Benefits

45 days annual leave plus bank holidays

Comprehensive private healthcare

Annual learning budget for courses and certifications

Transparent career progression

Qualifications

• Minimum 6 years of software engineering experience for Senior role.
• Minimum 10 years of software engineering experience for Principal role.
• Proven architectural leadership and ability to shape technical strategy.

Responsibilities

• Design and develop platform services, APIs, and merchant portals.
• Drive performance optimisation and system reliability.
• Champion engineering excellence in architecture and delivery.
• Collaborate with cross-functional teams to deliver business solutions.

Skills

C#

.NET Core

Cloud (Azure)

SQL

JavaScript

CI / CD pipelines

Job description

A rapidly expanding global payment platform is seeking a Senior / Principal Software Engineer .NET to design and develop scalable solutions. The role involves building mission-critical platform services and APIs while ensuring performance optimisation. Candidates should have 6+ years of experience for Senior roles or 10+ years for Principal roles, along with architectural leadership. The position offers fully remote work across the UK & Ireland, 45 days of annual leave, comprehensive healthcare for you and your family, and an annual learning budget.