Senior Software Engineer, Scanning Engine

Coalition Technologies

. Own end-to-end systems design for key components of the scanning engine, from initial design through implementation, deployment, and ongoing iteration .

Posted 11/2/2026full-timeRemote • CanadaSenior💰 CA$149,600 - CA$199,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in end-to-end systems design and implementation of high-quality services using Python and Go, with a focus on scalability, reliability, and observability in distributed environments. Proven ability to collaborate across teams and mentor engineers while adhering to technical standards and secure coding practices.

Highest-signal resume keywords

Python ProficiencyGo ProficiencySystems Design ExperienceCloud-Native Environment ExperienceCyber Security Domain Knowledge

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Systems DesignBackend Services DevelopmentPerformance OptimizationData StructuresAlgorithmsConcurrencyTesting PracticesStatic AnalysisCode ReviewsMaintainable Systems

Soft Skills

Effective CollaborationClear CommunicationMentoringProblem DefinitionAdaptability

Tools & Technologies

MicroservicesContainersCI/CDMonitoringLogging

Industry Keywords

Scanning EngineVulnerability ScanningSecurity ScanningHigh-Throughput EnginesDistributed Systems

Tech Stack

Tools & technologies

CloudCyber SecurityMicroservicesPythonGo

About the role

Key responsibilities & impact

Own end-to-end systems design for key components of the scanning engine, from initial design through implementation, deployment, and ongoing iteration
Design and implement high-quality services in Python and Go that power scanning workflows, ensuring code is maintainable, well-tested, and observable
Improve performance, scalability, and reliability of the scanning engine for large-scale, distributed scanning workloads and strict SLAs
Partner with security, product, and data teams to translate detection and scanning requirements into production-ready systems and APIs
Drive technical standards in the scanning engine codebase, including code reviews, design documentation, and secure-coding best practices
Contribute to architecture and roadmap decisions for the scanning platform
Diagnose and resolve complex production issues related to scanning performance, accuracy, and stability, collaborating with SRE/Infra teams
Mentor and support engineers through design feedback, pairing, and knowledge sharing

Requirements

What you’ll need

Strong experience as a Senior Software Engineer (or equivalent) working on backend or systems-level services
Proficiency in at least one of Python or Go, with the ability and willingness to work in both languages over time
Demonstrated experience with systems design for distributed or high-availability services, including clear understanding of scalability, reliability, and observability
Hands-on experience building or maintaining scanning, detection, or similar engine-like systems (e.g., vulnerability scanning, security scanning, data processing pipelines, or similar high-throughput engines)
Strong software engineering fundamentals: data structures, algorithms, concurrency, and performance optimization
Experience working in a cloud-native environment (e.g., microservices, containers, CI/CD, monitoring, logging)
Ability to collaborate effectively across teams, including product, security, and platform/infra, and communicate tradeoffs clearly to technical and non-technical stakeholders
Proven track record of owning projects end-to-end, from problem definition and design through implementation, rollout, and iteration
Comfort operating in a fast-paced, evolving environment, making pragmatic technical decisions while maintaining quality and security
Experience with code quality practices (testing, static analysis, code reviews) and building maintainable systems
Cyber security domain knowledge in scanning through endpoints (bonus)

Benefits

Comp & perks

100% medical, dental, and vision coverage
Flexible PTO
Annual home office stipend and WeWork access
Mental & physical health wellness programs like Headspace, Lumino, and more!
Competitive compensation and opportunity for advancement