Principal Engineer - Software

External Job Description

About KATIM

KATIM is a leader in the development of innovative secure communication products and solutions for governments and businesses. As part of the Space & Cyber Technologies cluster at EDGE, one of the world’s leading advanced technology groups, KATIM delivers trust in a world where cyber risks are a constant threat, and fulfils the increasing demand for advanced cyber capabilities by delivering robust, secure, end-to-end solutions centered on four core business units: Networks, Ultra Secure Mobile Devices, Applications, and Satellite Communications. Our talented team of cross functional experts continually takes-on new challenges. We work with the energy of a start-up yet the discipline of a large business to make solutions and products work for our customers at scale. 

Job Purpose (specific to this role)
The Principal Full-Stack Engineer (AI-Augmented Development) leads the architecture, design, and development of secure, production-grade applications across KATIM’s AI-augmented product development organization. This role combines deep technical expertise with the ability to leverage AI tools and automation to accelerate development while maintaining the highest standards of quality, performance, and security.

Key Responsibilities

•    Design, develop, and ship features across mobile, web, and backend
•    Write clean, maintainable, and well-tested code
•    Leverage AI tools (Claude Code, GitHub Copilot) to accelerate development
•    Own features end-to-end from concept to production
•    Establish secure coding standards, automation guardrails, and enforce AI-assisted code review policies
•    Review peers' code with focus on security, performance, and maintainability
•    Refactor legacy code and reduce technical debt
•    Write comprehensive tests (unit, integration, E2E)
•    Maintain high code coverage and quality standards
•    Participate in sprint planning and estimation
•    Share knowledge through documentation and presentations
•    Pair with teammates on complex problems
•    Cross-test other engineers' features
•    Contribute to architectural decisions and ADRs
•    Design APIs and data models
•    Optimize performance and scalability
•    Propose and implement new technologies/patterns

Education and Minimum Qualification

•    BS in Computer Science, Computer Engineering, Mathematics or related field, or equivalent experience in industry / Masters preferred.

•    8+ years software engineering experience
•    5+ years building production mobile OR web applications
•    Experience with at least 2 of: React Native, Flutter, Go, React
•    Track record of shipping features to production
•    Experience working in Agile teams
•    Strong CS fundamentals (algorithms, data structures, system design)

Key Skills

Programming Languages  & Frameworks:
Mobile:
•    React Native (JavaScript/TypeScript) OR Flutter (Dart)
•    Native modules (iOS/Android)
•    State management (Redux, MobX, Riverpod)
•    Navigation, animations, offline-first
Backend: Go (Golang)
•    Goroutines, channels, context
•    RESTful API design
•    gRPC, GraphQL
Web: React, TypeScript, Next.js
•    Modern CSS (Tailwind, CSS-in-JS)
•    Performance optimization
•    Accessibility (WCAG)
Data & APIs:
•    RESTful API design and best practices
•    GraphQL (Apollo, Relay)
•    Database design (PostgreSQL, MongoDB)
•    Caching strategies (Redis, CDN)
•    API documentation (OpenAPI/Swagger)

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