Senior Software Engineer, Backend/Event-Driven Systems

Job overview

The Senior Software Engineer, Backend/Event-Driven Systems role is hybrid in Jacksonville, FL, in the Southside area; compensation is not specified. ARC Group is recruiting for a role supporting a Fortune 500 client’s core backend platform. The engineer builds, secures, tests, and delivers production software for a live transaction-processing platform. The role contributes to platform reliability and continued development through event-driven architecture, secure multi-tenant design, cloud-native implementation, and ownership of assigned deliverables.

What you'll do

• Design, develop, test, secure, and deliver backend software
• implement event-driven patterns such as Event Sourcing and CQRS
• develop domain models and secure multi-tenant systems
• protect data and event integrity
• build cloud-native serverless solutions and relational database read models
• create automated unit and integration tests
• review AI-generated code and tests for security and coverage issues
• maintain CI quality requirements
• and communicate progress, risks, and technical decisions.

What we're looking for

Skills & competencies

senior software engineer

backend engineering

event-driven systems

python

event sourcing

cqrs

multi-tenant security

cloud-native

serverless

jacksonville fl

arc group

Work arrangement

• Weekend coverage required

Why this role

The posting emphasizes hands-on engineering, Python, event-driven systems, secure multi-tenant platforms, and a long-term engagement expected to last at least one year.

About the employer

ARC Group is hiring for this role. Industry: Computer Systems Design Services. Sector: 54.