Find a jobRecruiters

Senior Software Engineer (Contractor)

Exclusive opportunity

Onsite

Senior Software Engineer (Contractor)

Sierra Space

Senior Software Engineer (Contractor)

Skills

PythonJavaGitGitLabBitbucketGitHubWorkdayKanban

2 months ago

Share this opportunity

Share this opportunity to other talents of your network:
✓ Offer them a visibility boost with clients.
✓ Help your contacts find their next job.

Important information


Contract type:

Freelance / Contract

Location:

Louisville, KY, USA

Work mode:

Onsite

Published on:

19 August 2026

What they need


  • The Sr Software Engineer role involves designing, developing, and testing software applications for space systems and technologies
  • This advanced position requires deep expertise in multiple programming languages, an advanced understanding of software development principles, and the ability to design, architect, and implement complex software systems
  • The role includes writing clean, maintainable code, collaborating with team members to understand project requirements, and contributing to the development of innovative software solutions
  • Additionally, this position may involve providing technical leadership, mentorship, and making high-level design decisions that significantly impact program cost, schedule, and technical performance
  • In this role, you will design, develop, and test software applications for space systems and technologies while writing clean, maintainable code that adheres to best practices and coding standards
  • You will architect and implement complex software systems to meet project requirements and collaborate with team members to understand project needs, contributing to the development of effective software solutions
  • Utilizing version control systems such as Git, you will manage code changes and work collaboratively with team members
  • You will participate in code reviews to ensure code quality and adherence to development standards, troubleshoot and resolve software-related issues in a timely manner, and document software configurations, processes, and procedures for future reference
  • Staying current with industry trends and advancements in software development and space technologies will be essential
  • Additionally, you will provide technical leadership, mentorship, and support to team members, making high-level design decisions that have significant impacts on program cost, schedule, and technical performance

Benefits

  • Medical Coverage: We offer two comprehensive medical plans, a PPO and an HDHP, designed to prioritize the well-being of our team members
  • Dental Coverage: HMO and PPO dental plans are aimed at promoting optimal oral health and reducing costs
  • Vision Coverage: Our vision plan offers access to a wide range of in-network and out-of-network providers
  • Flexible Spending Accounts: Maximize savings and use pre-tax dollars to pay for medical and dependent care expenses
  • Health Savings Account: This tax-advantaged savings account allows team members to set aside pre-tax funds to cover qualified medical expenses
  • Life and AD&D Insurance: Comprehensive Basic and Supplemental Life and Accidental Death and Dismemberment (AD&D) insurance offers financial protection to your family
  • Disability Insurance: Short-term and long-term disability insurance provides wage replacement should you suffer a disability that prevents you from working
  • 401K Profit Sharing Plan: Employees may contribute 1% to 100% of base salary up to the annual IRS maximum. Employer match provided with a 5-year vesting schedule
  • Employee Assistance Program: Confidential service available 24/7 that provides assessment, counseling, resources and referrals to employees
  • Professional Development / Educational Reimbursement Plan: Reimbursement for undergraduate and graduate tuition, books and fees.- We seek individuals who are passionate about innovating beyond boundaries and relentlessly pursuing solutions that protect, preserve and empower – to join us in this critical mission
  • We’re looking for team members who align with our values, mission and goals – while also meeting the minimum qualifications below. The preferred qualifications are a bonus, not a requirement
  • Requires Bachelor’s degree in a related field (or equivalent work experience in lieu of degree or Masters +6 yrs experience)
  • Ability to make high-level design decisions that will have significant impacts on program cost, schedule, and technical performance
  • Typically 8+ years of related experience
  • Ability to design, architect, and implement complex software systems
  • Strong leadership skills to lead a team of engineers
  • Experience with different software development methodologies such as Agile and Scrum/Kanban
  • Deep expertise in multiple programming languages and software development principles
  • Advanced degree in Computer Science, Software Engineering, or a related field
  • Experience with kernel-level programming
  • Proficiency in programming languages (Python, C++, Java) and their ecosystems
  • In-depth knowledge of scripting languages and automation tools
  • Proven experience with software development methodologies such as Agile or Kanban/Scrum
  • Exceptional analytical skills and meticulous attention to detail
  • Superior communication skills and the ability to work effectively in a collaborative team environment
  • Strong strategic thinking and decision-making skills
  • Demonstrated ability to lead large-scale software projects from inception to completion
  • Strong analytical skills, performance profiling, and debugging complex systems
  • Excellent communication and teamwork skills, and efficient with collaborative tools (GitHub, GitLab, Bitbucket) and development ceremonies (daily standup, backlog grooming, work planning, task estimation, retrospectives, etc.)
  • Familiarity with SysML/UML to create software designs
  • Experience utilizing and setting up static analysis tools
  • Knowledge of and experience implementing Software Design Patterns
  • Experience with continuous integration and automated test
  • Ability to write and maintain technical documentation- Application Deadline: This role will remain posted until a qualified pool of candidates is identified

Other offers great for you!

These companies are also looking for great profiles

Salutech

Ingénieur Logiciel IA

Freelance

Paris, France

Onsite, Hybrid

Skills

DockerPythonTesting & QAKubernetesSoftware refactoringCI/CDObservabilityAsynchronous programming

6 days ago

Quick apply

Fakto

AI Software Engineer

€70k–€90k

Permanent contract

Neuilly-sur-Seine, France

Hybrid

Skills

LLMs / Large language modelsBackend DevelopmentDevOpsAWSTerraform

1 day ago

Quick apply

Fakto

AI Software Engineer

€70k–€90k

Permanent contract

Paris, France

Hybrid

Skills

LLMs / Large language modelsBackend DevelopmentDevOpsAWSTerraform

19 hours ago

Quick apply

The best place to find your next move

© 2026. All Rights Reserved.

Talents

Find a job

Create a profile

Solutions and tools