Security Engineer- Crypto High Frequency Trading
Oxford Knight
Employer Active
Posted 7 hrs ago
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Experience
3 - 15 Years
Job Location
Education
Bachelor of Science(Computers)
Nationality
Any Nationality
Gender
Not Mentioned
Vacancy
1 Vacancy
Job Description
Roles & Responsibilities
Key Responsibilities
Design, implement, and maintain security controls across Linux-based trading and research environments.
Lead efforts in system hardening, network segmentation, identity management, and incident response.
Develop and manage detection, monitoring, and alerting systems for system and crypto-specific threats.
Conduct regular vulnerability assessments, threat modeling, and penetration testing across infrastructure and smart contract interfaces.
Secure integration points between on-prem, cloud, and crypto custody systems (e.g. HSMs, MPC wallets).
Collaborate with developers to ensure security best practices in code, build pipelines, and container environments.
Investigate security incidents and perform forensic analysis when required.
Automate routine security operations using Python, Bash, or Ansible.
Manage compliance and operational controls for key exchanges, APIs, and wallets used in trading operations.
Required Qualifications
3-15 years of experience in security engineering or systems administration in Linux environments (Rocky Linux preferred).
Deep understanding of network security, firewalling, VPNs, and intrusion detection systems.
Proven experience with cloud security (AWS preferred), including IAM, key management, and VPC hardening.
Strong knowledge of Linux hardening, system logging, patch management, and secure automation.
Strong scripting and automation skills in Python, Bash, or Ansible.
Preferred Skills
Knowledge of crypto-specific attack surfaces - exchange API security, private key management, and wallet infrastructure.
Deep understanding of private key management:
Best practices for storage, encryption, retrieval, signing, and generating private keys
Familiarity with hardware wallets and multi-sig solutions such as Gnosis Safe and Squads
Best practices for cold storage
Familiarity with the programming model of the primary blockchains including EVM and Solana
Understanding of Solidity (and/or Vyper) programming.
Familiarity with common vulnerabilities (e.g. reentrancy, integer overflows, flash loan exploits, front-running/MEV, access control flaws).
Experience conducting audits or using automated tools (Slither, MythX, Echidna, Foundry).
Ability to reason about state changes, upgradeability, and complex financial logic in contracts.
Blockchain & Protocol Layer Knowledge
Understanding how Ethereum and Solana work at the consensus and execution layer.
Awareness of cross-chain bridges, their security assumptions, and risks.
Ability to evaluate protocol designs (DEXes, lending platforms, stablecoins) for systemic weaknesses.
Experience securing blockchain nodes, custody systems, or trading bots.
Background in low-latency or high-performance trading environments.
Experience conducting security audits, code reviews, or penetration testing in production environments.
Awareness of relevant compliance frameworks (SOC2, ISO 27001) in trading or financial contexts.
Soft Skills & Culture Fit
Analytical and methodical problem-solver with a proactive mindset.
Comfortable in high-pressure, real-time trading environments.
Strong communication skills, with the ability to collaborate across infrastructure, trading, and software teams.
Desire to continually improve and automate - security as code mindset.
A close-knit team that values:
High ownership and initiative
Curiosity, intellectual honesty, and rapid learning
Clear, direct communication
Working together toward shared goals - no ego, no politics
Company Industry
Department / Functional Area
Keywords
- Security Engineer- Crypto High Frequency Trading
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