ESAF Small Finance Bank

Python Security Tooling Intern

InternshipHybridChennai, Tamil Nadu4 months23K/mo6 openingsImmediate / Rolling

About this internship

Join ESAF Small Finance Bank in Chennai as a Python Security Tooling Intern. This entry-level internship is designed for students and recent graduates who learn best by building, shipping and getting real feedback on Python for security engineering work. About the role As a Python Security Tooling…

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Skills you'll use

PythonSecurity FundamentalsLog Parsing & AnalysisAPI Security TestingRegular ExpressionsLinux & ShellAutomation ScriptingVulnerability Scanning BasicsReportingGit & GitHub

What you'll do

Work on building the scripts and scanners that find problems before attackers do alongside the core team
Apply Python, Security Fundamentals, Log Parsing & Analysis, API Security Testing to live, production-facing problems
Document your work clearly for reviewers and stakeholders
Participate in reviews and act on the feedback you receive
Collaborate across engineering, product, design or business as required
Follow the team's quality, testing and documentation standards

Who can apply

Pursuing or recently completed B.E./B.Tech (CSE/IT), MCA or M.Sc (Computer Science / Cyber Security)
Graduating batch 2026, 2027 or 2028 — final-year students and recent graduates welcome
60% / 6.0 CGPA and above preferred; strong project work is considered alongside academics
Working knowledge of Python, Security Fundamentals, Log Parsing & Analysis (or a genuine willingness to learn them)
Exposure to API Security Testing, Regular Expressions, Linux & Shell is an advantage
Clear written and verbal communication in English, and care with detail in your work
No prior work experience required — this is a fresher-friendly internship
Based in Chennai, Tamil Nadu or willing to work from there for the internship period

Perks & benefits

Mentorship from a named mentorLive project experienceExposure to professional tools and workflowsPre-Placement Offer (PPO) opportunityFlexible working hours

Interview & selection process

2 rounds — typical selection flow for this role:

1Application screening & resume shortlisting by the talent team
2Team-fit / behavioural interview with the team

About ESAF Small Finance Bank

ESAF Small Finance Bank operates in the small finance bank sector and has an active presence in Chennai. Interns here are put on real work from the start, because the team's view is that the fastest way to learn a craft is to practise it under people who already do it well — not to watch it from a…

Visit ESAF Small Finance Bank’s official website ↗

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