Senior Software Engineer, Team SIA

Palo Alto Networks

. Leverage modern cloud architectures, automation, and Python to design, develop, test, secure, and deploy critical services from planning to production .

Posted 10/23/2026full-timeSofia • BulgariaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Python programming and backend development, with a strong focus on cybersecurity principles and secure coding practices. Proficient in executing the full software development life cycle within agile environments and delivering high-quality, reliable services.

Highest-signal resume keywords

Python ProgrammingBackend DevelopmentCybersecurity PrinciplesAgile Software DevelopmentMicroservices Architecture

ATS Keywords

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Hard Skills

Software Development Life CycleDebuggingSystem Behavior AnalysisSecure Coding PracticesUnit TestingIntegration Testing

Soft Skills

CollaborationProblem SolvingEffective Communication

Tools & Technologies

AWSGitJenkinsECS FargateLambdaRoute 53

Industry Keywords

Cloud ArchitectureAutomationDistributed SystemsIdentity ManagementNetwork Security

Tech Stack

Tools & technologies

AWSCloudCyber SecurityDistributed SystemsJenkinsMicroservicesPythonSDLC

About the role

Key responsibilities & impact

Leverage modern cloud architectures, automation, and Python to design, develop, test, secure, and deploy critical services from planning to production
Research and implement sophisticated cybersecurity mechanisms to protect infrastructure access
Collaborate with security architects, product managers, and engineering teams to deliver robust solutions
Deliver end-to-end features and enhancements while maintaining high quality, reliability, and security standards
Debug complex runtime issues, analyze system logs, and isolate root causes across backend components
Execute the full software development life cycle within an agile engineering environment
Participate in feature design discussions and evaluate architectural choices for scalability and maintainability
Maintain code quality, performance, and unit/integration test coverage
Participate in on-call duties on rotation

Requirements

What you’ll need

5+ years of software engineering experience with a strong focus on backend development
Deep, fundamental understanding of Python and experience building production-grade services
Strong debugging capabilities and proven experience diagnosing system behavior and finding solutions via logs
Solid understanding of cybersecurity principles, threat concepts, and secure coding practices
Demonstrated ability to practice the full software development life cycle in an agile environment
Hands-on experience working with microservices-based architectures and distributed systems
Demonstrated ability to evaluate design options and articulate technical trade-offs effectively
Familiarity with AWS cloud environments (e.g., ECS Fargate, Lambda, Route 53) or serverless patterns is preferred; prior AWS experience is a plus but not mandatory
Experience with version control (Git) and automated CI/CD pipelines such as Jenkins
Prior experience implementing secure brokered access, identity management, or network security solutions
No immigration sponsorship; applicants must not require work visa sponsorship

Benefits

Comp & perks

Additional health insurance with dental treatment included
Life / permanent disability insurance
Sick Leave allowance
Mobile phone plan
FLEX Benefits wallet
Employee Assistance Program (EAP)
Flexibility to work from home twice per week