Senior Software Developer

Two Six Technologies•Arlington, VA

2d•Onsite

About The Position

At Two Six Technologies, we build, deploy, and implement innovative products that solve the world’s most complex challenges today. Through unrivaled collaboration and unwavering trust, we push the boundaries of what’s possible to empower our team and support our customers in building a safer global future. Two Six Technologies is seeking a Senior Software Developer to work on multi-domain platforms serving critical national security functions. In this role, you will be a part of the data team that is responsible for maintaining several internally-developed data migration tools. You will work closely with developers that have experience with these tools to learn, and ultimately own, aspects of those tools. The ideal candidate for this position will be a self-starter that has a passion for learning and a history of working very closely with data. This is a full-time position, on-site at our TST Arlington office with core business hours between 9am and 3pm, Monday-Friday.

Requirements

Excellent verbal and written communication skills
Minimum of 5 years of experience in software engineering
Minimum of 1 years of experience with Python
Minimum of 3 years of experience working with data in relational databases
Experience developing in a Unix environment

Nice To Haves

Experience with Postgres, Docker, Kubernetes, Bash scripting
Experience working with agentic AI agents
Experience with event-driven processing, message brokers, or real-time data architectures
Experience using Git and Jira in a development workflow
Experience with DevOps processes
Experience creating data models in relational databases
Experience working in an agile environment
Experience with data migrations
DoD 8570 Level II or Level III Certification; for example, Comptia Security + or CISSP
Top Secret security clearance or ability to obtain

Responsibilities

Work closely with internal and external stakeholders to develop requirements and solutions to complex data needs
Provide ongoing maintenance, support and enhancements to existing systems and platforms
Work directly with engineers in the field to debug and troubleshoot production issues
Provide occasional after-hours support for scheduled production deployments
Provide Program and Product Managers with reliable time and effort estimates for technical deliverables
Provide technical and functional guidance and support to other team members as needed