Unix Developer

CLIQHR Recruitment Services

Unix Developer developing robust C++ applications and UNIX Shell scripts. Collaborating with teams on secure coding and cryptographic solutions for robust systems.

Posted 7/9/2026full-timeRemote • 🇮🇳 IndiaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C++ application development within UNIX environments, focusing on secure coding practices, cryptographic functions, and system programming. Proficient in UNIX Shell scripting and integrating Hardware Security Modules (HSMs) for secure operations.

Highest-signal resume keywords

C++ ProgrammingUNIX Application DevelopmentUNIX Shell ScriptingHardware Security Module (HSM) IntegrationCryptographic Functions

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C++ ProgrammingUNIX Application DevelopmentUNIX Shell ScriptingDebuggingPerformance OptimizationMemory ManagementCryptographic AlgorithmsSecure Application DevelopmentVersion Control (Git)System Programming Concepts

Tools & Technologies

Hardware Security Modules (HSMs)PKCS#11Microsoft CNGOpenSSL

Industry Keywords

Secure Coding PracticesEncryptionDigital SignaturesCertificate ManagementKey Lifecycle Management

Tech Stack

Tools & technologies

LinuxShell ScriptingUnix

About the role

Key responsibilities & impact

Design, develop, test, and maintain robust, scalable, and high-performance C++ applications for UNIX-based environments
Write, optimize, and maintain UNIX Shell scripts (Bash, Korn Shell, or POSIX Shell) for automation, batch processing, system monitoring, and operational support
Analyze, troubleshoot, and resolve application and system issues in UNIX environments
Develop reusable, efficient, and reliable code following coding standards and best practices
Implement secure coding practices to protect sensitive data at rest and in transit
Integrate and manage Hardware Security Modules (HSMs) such as Thales, SafeNet, or Utimaco for secure cryptographic operations
Configure and interface with HSMs using standard APIs such as PKCS#11, Microsoft CNG, or vendor-specific APIs
Implement cryptographic functions including encryption, decryption, digital signatures, certificate management, and secure key lifecycle management
Collaborate with cross-functional teams to understand business requirements and deliver secure, high-quality solutions
Participate in code reviews, performance tuning, debugging, and production support

Requirements

What you’ll need

5–8 years of experience in UNIX application development
Strong programming experience in C++
Excellent knowledge of UNIX/Linux operating systems
Hands-on experience with UNIX Shell Scripting (Bash, Korn Shell, or POSIX Shell)
Strong understanding of system programming concepts and UNIX internals
Experience in debugging, performance optimization, and memory management
Good knowledge of encryption concepts, cryptographic algorithms, and secure application development
Experience integrating and managing Hardware Security Modules (HSMs)
Familiarity with PKCS#11, Microsoft CNG, OpenSSL, or similar cryptographic frameworks
Experience with version control tools such as Git

Benefits

Comp & perks

Health insurance
Retirement plans
Paid time off
Flexible work arrangements
Professional development