Senior Backend Engineer (Python) - APIs, Queues, Kubernetes

Jacobs; Chantilly (VA); On-site; USD 120,000 - 140,000; Full time

Benefits offered by this job

Health insurance

401(k)

Paid time off

Stock purchase program

Job summary

Jacobs/BlackLynx is seeking a Software Engineer with 5+ years of experience to design, build, and support mission‑critical software systems. This hands‑on backend role emphasizes Python, APIs, containers, and distributed services, with opportunities to contribute to architecture and DevSecOps practices.

The ideal candidate will have strong Python experience, OO design, and familiarity with messaging queues and container orchestration. Aerospace/defense or mission‑planning exposure is a plus.

Qualifications

• 5+ years of professional software engineering experience.
• Strong Python development experience.
• Experience with object‑oriented programming and software design.
• Experience building or consuming APIs.
• Experience with Docker and containerized applications.
• Familiarity with Kubernetes or container orchestration.
• Experience with messaging queues or event-driven systems.

Responsibilities

• Develop, test, and maintain backend software applications using Python.
• Design and integrate APIs between software components and external systems.
• Connect distributed services using messaging queues such as RabbitMQ, ActiveMQ, Kafka, or similar tools.
• Build and support containerized applications using Docker and Kubernetes.
• Troubleshoot integration issues across services, APIs, containers, and messaging layers.
• Participate in Agile planning, refinement, reviews, and retrospectives.
• Break down technical work into clear tasks and help track progress toward sprint and release goals.
• Write automated tests and support CI/CD, code reviews, and software quality practices.
• Document designs, interfaces, workflows, and operational considerations.
• Collaborate with engineers, product owners, customers, and stakeholders to turn requirements into working software.
• Contribute to architecture, reliability, scalability, maintainability, and developer experience improvements.
• Mentor junior developers or provide technical guidance when needed.

Skills

Python

OO design

APIs

Agile planning

CI/CD

Tools

Docker

Kubernetes

RabbitMQ

Kafka

Job description

Jacobs/BlackLynx is seeking a Software Engineer with 5+ years of experience to design, build, and support mission‑critical software systems. This hands‑on backend role emphasizes Python, APIs, containers, and distributed services, with opportunities to contribute to architecture and DevSecOps practices.

The ideal candidate will have strong Python experience, OO design, and familiarity with messaging queues and container orchestration. Aerospace/defense or mission‑planning exposure is a plus.