Senior security Architect

DeepX; Chennai; On-site; INR 1,500,000 - 2,500,000; Full time

Job summary

A leading financial technology company in Chennai is seeking a Senior Security Architect to ensure the security of customer-facing banking mobile applications. The role involves designing secure solutions, conducting threat modeling, and mentoring junior architects. Ideal candidates have 3–5 years of relevant experience and deep knowledge of mobile app security and API controls. This position also fosters collaboration and the adoption of security best practices.

Qualifications

• 3–5 years of hands-on experience securing banking mobile apps (iOS & Android).
• Deep knowledge of mobile app security controls and API security.
• Strong understanding of application security standards.

Responsibilities

• Design and implement security solutions for mobile banking apps.
• Conduct threat modeling and data classification.
• Develop security standards across applications.

Skills

Mobile app security

API security

Fraud prevention

Stakeholder management

Critical thinking

Job description

Location: Chennai, India
Reports To: Head of Architecture Chapter
Organisation Unit: Group IT

About the Role

We are seeking a Senior Security Architect (SSEA) to join our Group IT Architecture Chapter. This role is responsible for ensuring the security of customer-facing banking mobile applications and their ecosystem. The SSEA will work closely with delivery teams and business leaders to design secure, compliant, and resilient solutions, while also guiding teams in adopting security best practices.

Key Responsibilities

• Design and implement security solutions for iOS & Android banking apps, APIs, and integrated systems.
• Conduct data classification, asset valuation, and threat modeling to proactively address risks.
• Develop and enforce security standards, patterns, and requirements across mobile applications and APIs.
• Ensure compliance with global and regional regulatory frameworks (e.g., PCI-DSS).
• Propose and integrate fraud management solutions for banking mobile apps.
• Collaborate with stakeholders to embed security early (“shift-left”) in product development.
• Mentor and coach junior architects; run security education and awareness workshops.
• Present and communicate security strategies effectively to both technical and business leaders.

Required Skills & Experience

• 3–5 years of hands-on experience securing banking mobile apps (iOS & Android).
• Deep knowledge of mobile app security controls, API security, and fraud prevention mechanisms.
• Strong understanding of application security (OWASP Top 10), mobile OWASP Top 10, and infrastructure security.
• Experience with secure build, deployment, and app store distribution processes.
• Familiarity with regulatory compliance, fraud management, and emerging technologies (e.g., blockchain, digital currencies, ML in banking).
• Ability to assess third-party integrations from a security perspective.
• Excellent skills in stakeholder management, critical thinking, and decision-making.
• Delivery-focused while balancing customer experience, business needs, and security.
• High energy, enthusiasm, and passion for technology.
• Strong analytical and problem-solving mindset.
• Autonomous, with strong ownership and accountability.
• Ability to coach and mentor peers and juniors.

Key Objectives

• Deliver secure, compliant solutions within agreed timelines.
• Reduce product risks through secure design and proactive threat modeling.
• Influence teams to adopt best practices and optimize shift-left security processes.
• Run awareness and education workshops to strengthen security culture.
• Pursue continuous learning, certifications, and stretch assignments.
• Foster innovation and collaboration to improve team and organizational outcomes.