Part-Time Cyber Security Lead – Fintech

Rosie's People

Cyber Security Lead strengthening security across infrastructure and applications for growing fintech. Collaborating with engineering to build secure technology solutions in a fast-paced environment.

Posted 7/7/2026part-timeNew York City • New York • 🇺🇸 United StatesSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Cybersecurity, focusing on Cloud Security, Application Security, and Security Engineering. Proven ability to lead security initiatives, manage risks, and promote secure software development practices in fast-paced environments.

Highest-signal resume keywords

Cybersecurity LeadershipCloud Security PrinciplesIdentity And Access ManagementVulnerability ManagementApplication Security

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Cyber SecuritySecurity EngineeringCloud SecurityApplication SecurityVulnerability ManagementSecurity TestingIncident ResponseAPI SecuritySecure Software DevelopmentRisk Management

Soft Skills

Strong CommunicationStakeholder ManagementOwnership MentalityBuilder MindsetContinuous Improvement

Tools & Technologies

AWSIAMSSOMFASecurity Monitoring ToolsPenetration Testing ToolsSecurity Governance Tools

Industry Keywords

FintechPaymentsBankingCryptoLendingRegulated Financial Services

Tech Stack

Tools & technologies

AWSCloudCyber Security

About the role

Key responsibilities & impact

Lead cybersecurity initiatives across infrastructure, applications and operational environments
Support the development and execution of the organisation's security roadmap
Identify, assess and prioritise security risks across systems, vendors and business processes
Strengthen cloud security controls and security monitoring capabilities
Review and improve identity and access management processes
Partner with engineering teams to promote secure software development practices
Support vulnerability management, penetration testing and remediation activities
Contribute to incident response planning and security investigations
Support security governance, compliance and risk management initiatives
Review third-party vendors, integrations and technology partners from a security perspective
Promote a culture of security awareness and continuous improvement

Requirements

What you’ll need

5+ years of experience within Cyber Security, Security Engineering, Cloud Security or Application Security
Strong understanding of AWS and cloud security principles
Experience with IAM, SSO, MFA and privileged access management
Experience securing customer-facing platforms and production environments
Strong understanding of application security, API security and secure software development practices
Experience with vulnerability management and security testing programmes
Familiarity with incident response, monitoring and security operations
Experience working within fintech, payments, banking, crypto, lending or regulated financial services environments
Strong communication and stakeholder management capabilities
Proven ability to operate effectively within fast-moving startup or scale-up environments
Demonstrated ownership mentality with a track record of delivering results
A builder mindset with the ambition to grow alongside a rapidly scaling business

Benefits

Comp & perks

Competitive compensation package
Opportunity to join a rapidly scaling international fintech
Significant ownership and influence within a growing organisation
Direct exposure to founders and senior leadership
Opportunity to help shape the future direction of the organisation's security strategy
High-autonomy environment with meaningful impact and responsibility
Exposure to complex payments, identity and financial technology challenges
Professional growth and development opportunities