Senior Software Developer

vibehackers; Eagan (MN); Hybride; USD 108 000 - 195 000; Plein temps

Résumé du poste

Leidos is seeking a Senior Software Developer to design, develop, and sustain real-time, high-availability safety-critical software for national airspace. The role involves leadership, mentoring, system integration, and work with low-level communications and Linux environments.

The position offers a 50% hybrid schedule with office presence in select locations and opportunities to influence technical direction across multiple programs and teams.

Qualifications

• Must have 8–12 years of relevant experience with a Bachelor’s degree, or 6–10 years with a Master’s degree.
• US citizenship and ability to obtain Public Trust clearance.
• Strong object-oriented programming experience in C and/or C++.
• Experience developing real-time, multi-threaded, high-availability systems.
• Proficiency with Linux environments (Red Hat), virtual machines, and hypervisors.
• Experience with low-level communications protocols (TCP/IP, UDP, SCTP).
• Experience with hardware or complex system integration and lifecycle concepts.
• Experience with source control and configuration management tools.
• Solid understanding of modern software development principles and best practices.
• Excellent verbal and written communication and prioritization skills.

Responsabilités

• Design, develop, test, and maintain software for real-time, high-availability systems.
• Lead software development activities and collaborate within an engineering team.
• Analyze complex system requirements and translate them into maintainable software designs.
• Apply software engineering principles to ensure reliability, fault tolerance, reusability, and maintainability.
• Mentor and lead junior developers; influence technical direction and processes.
• Participate in Agile ceremonies (daily stand-ups, planning, sprint reviews).
• Develop, tune, document, and deploy automation scripts across environments.
• Promote code reuse and cross-program collaboration; sustain development practices.
• Support system integration activities, including hardware and low-level interfaces.

Connaissances

System Design

Real-time Systems

Multi-threading

Safety-critical Systems

Object-oriented Programming

Linux System Administration

Low-level Networking

Hardware/Systems Integration

Software Architecture

Mentoring

Agile

Automation

Scripting

Configuration Management

Testing and Test Automation

DevSecOps

Communication

Planning and Prioritization

Formation

Bachelor’s degree in Computer Science or related field

Master’s degree

Outils

Ada

Test automation frameworks

CI/CD

Source control

Description du poste

Explicitly mentions vibe coding and AI-assisted/agentic development workflows and lists AI coding tools (Codex, Claude).

About the Role

Senior Software Developer responsible for designing, developing, and sustaining real-time, high-availability safety-critical systems for the UK National Airspace System Replacement program. The role is U.S.-based with a 50% hybrid schedule and involves leadership, mentoring, system integration, and work with low-level communications and Linux environments.

Job Description

Role

Leidos is hiring a Senior Software Developer to support the UK National Airspace System Replacement Product Delivery Team (UK NASR PDT). The role focuses on building and sustaining real-time, high-availability, safety-critical software that supports national airspace operations.

Key Responsibilities

• Design, develop, test, and maintain software for real-time, high-availability systems.
• Lead software development activities and collaborate within an engineering team.
• Analyze complex system requirements and translate them into maintainable software designs.
• Apply sound software engineering principles to ensure reliability, fault tolerance, reusability, and maintainability.
• Mentor and lead junior developers; influence technical direction and development processes.
• Participate in Agile ceremonies (daily stand-ups, release planning, sprint reviews).
• Develop, tune, document, and deploy automation scripts across development, test, and production environments.
• Promote code reuse, cross-program collaboration, and sustainable development practices.
• Support system integration activities, including hardware and low-level communications interfaces.

Requirements

• Bachelor’s degree in Computer Science or related field with 8-12 years of relevant experience, OR Master’s degree with 6-10 years of relevant experience.
• Ability to obtain and maintain a Public Trust clearance; US citizenship required.
• Strong object-oriented programming experience and proficiency in C and/or C++.
• Experience developing real-time, multi-threaded, high-availability systems.
• Experience with Linux environments (Red Hat), virtual machines, and hypervisors.
• Experience with low-level communications protocols (TCP/IP, UDP, SCTP).
• Experience with hardware or complex system integration and lifecycle concepts.
• Experience with source control and configuration management tools.
• Strong understanding of modern software development principles and best practices.
• Strong verbal and written communication skills and ability to plan and prioritize work.

Preferred Qualifications

• Experience with Ada.
• Experience with test automation frameworks.
• Familiarity with AI coding tools and agents (e.g., Codex, Claude) and Agentic/AI-assisted development workflows, including vibe coding.
• Familiarity with AI-enabled CI/CD, testing, code review, and DevSecOps practices.
• Understanding of AI-generated code validation, security, and responsible use.

Location & Schedule

• U.S.-based position located in Gaithersburg, MD; Eagan, MN; or Egg Harbor, NJ.
• Balanced 50% hybrid schedule (2-3 days in the office per week).

Salary & Benefits

• Pay Range: $107,900.00 - $195,050.00.
• Employment benefits include competitive compensation, health and wellness programs, income protection, paid leave, and retirement.

C C++ Ada Linux (Red Hat) TCP/IP UDP SCTP Virtual Machines Hypervisors Source control and configuration management tools CI/CD DevSecOps Test automation frameworks Codex Claude AI-enabled CI/CD, testing, and code review

Skills

System Design Real-time Systems Multi-threading Safety-critical Systems Object-oriented Programming Linux System Administration Low-level Networking Hardware/Systems Integration Software Architecture Mentoring Agile Automation Scripting Configuration Management Testing and Test Automation DevSecOps Communication Planning and Prioritization

Experience Level

Senior

USD 107,900 - 195,050/year

Employment Type

Full-time