Objective-C Jobs in Pune.
All active Objective-C roles based in Pune.
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Staff Threat Researcher - macOS
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About Zscaler
Zscaler accelerates digital transformation to ensure our customers can be more agile, efficient, resilient, and secure. As an AI-forward enterprise, we are constantly pushing the envelope, leveraging the world’s largest security data lake to power our cloud-native Zero Trust Exchange platform. This innovation protects our customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location.
Here, impact in your role matters more than title and trust is built on results. We say, impact over activity. We seek innovators who actively use AI to amplify their impact and who thrive in an environment where we leverage intelligent systems to stay ahead of evolving threats. We believe in transparency and value constructive, honest debate—we’re focused on getting to the best ideas, faster. We build high-performing teams that can make an impact quickly and with high quality. To do this, we are building a culture of execution centered on customer obsession, collaboration, ownership, and accountability.
We value high-impact, high-accountability with a sense of urgency where you’re enabled to do your best work and embrace your potential. If you’re driven by purpose, thrive on solving complex challenges, and want to be part of the team that’s helping to secure the AI age, we invite you to bring your talents to Zscaler and help shape the future of cybersecurity.
Role
We are looking for a Staff Threat Researcher to join our Threatlabz team. This is a hybrid role based in Mohali,reporting to the Senior Manager, Threat Research. As a key contributor to our threat research initiatives, you will lead the charge in identifying vulnerabilities and analyzing sophisticated malware within the Apple ecosystem. Your expertise in macOS and iOS system internals will drive the development of advanced detection strategies and strengthen our overall product defenses.
What you’ll do (Role Expectations)
- Perform static and dynamic analysis of macOS and iOS applications, firmware, and system internals to identify vulnerabilities and malicious functionality
- Reverse-engineer malware samples to decipher behavior, capabilities, and attack vectors while contributing to prevention strategies
- Research and maintain deep expertise in macOS security features, XNU kernel updates, and frameworks such as Endpoint Security and Network Extensions
- Develop custom tools and scripts to automate reverse engineering, binary analysis, and malware-related processing tasks
- Partner with engineering, QA, and threat intelligence teams to integrate new security features and harden product defenses
Who You Are (Success Profile)
- You thrive in ambiguity. You're comfortable building the path as you walk it. You thrive in a dynamic environment, seeing ambiguity not as a hindrance, but as the raw material to build something meaningful.
- You act like an owner. Your passion for the mission fuels your bias for action. You operate with integrity because you genuinely care about the outcome. True ownership involves leveraging dynamic range: the ability to navigate seamlessly between high-level strategy and hands-on execution.
- You are a problem-solver. You love running towards the challenges because you are laser-focused on finding the solution, knowing that solving the hard problems delivers the biggest impact.
- You are a high-trust collaborator. You are ambitious for the team, not just yourself. You embrace our challenge culture by giving and receiving ongoing feedback—knowing that candor delivered with clarity and respect is the truest form of teamwork and the fastest way to earn trust.
- You are a learner. You have a true growth mindset and are obsessed with your own development, actively seeking feedback to become a better partner and a stronger teammate. You love what you do and you do it with purpose.
What We’re Looking for (Minimum Qualifications)
- Proficiency in system-level languages including C, C++, Objective-C, Swift and deep knowledge of macOS architecture, Mach-O binary formats, and security mechanisms like SIP, TCC, and Gatekeeper
- Extensive hands-on experience with reverse engineering tools such as IDA Pro, Ghidra, Binary Ninja, Frida, and Wireshark
- Strong scripting skills, particularly in Python, for automating complex analysis and research tasks
- Proven ability to decompile, disassemble, and de-obfuscate closed-source binaries to reconstruct logic without source code access
What Will Make You Stand Out (Preferred Qualifications)
- Experience with Windows or Linux platforms for comparative threat analysis
- Prior professional track record in specialized malware analysis or vulnerability research
- Thorough understanding of network protocols and system-level communication mechanisms
#LI-Hybrid
#LI-RG
At Zscaler, we are committed to building a team that reflects the communities we serve and the customers we work with. We foster an inclusive environment that values all backgrounds and perspectives, emphasizing collaboration and belonging. Join us in our mission to make doing business seamless and secure.
Our Benefits program is one of the most important ways we support our employees. Zscaler proudly offers comprehensive and inclusive benefits to meet the diverse needs of our employees and their families throughout their life stages, including:
- Various health plans
- Time off plans for vacation and sick time
- Parental leave options
- Retirement options
- Education reimbursement
- In-office perks, and more!
Learn more about Zscaler’s Future of Work strategy, hybrid working model, and benefits here.
By applying for this role, you adhere to applicable laws, regulations, and Zscaler policies, including those related to security and privacy standards and guidelines.
Zscaler is committed to providing equal employment opportunities to all individuals. We strive to create a workplace where employees are treated with respect and have the chance to succeed. All qualified applicants will be considered for employment without regard to race, color, religion, sex (including pregnancy or related medical conditions), age, national origin, sexual orientation, gender identity or expression, genetic information, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws. See more information by clicking on the Know Your Rights: Workplace Discrimination is Illegal link.
Pay Transparency
Zscaler complies with all applicable federal, state, and local pay transparency rules.
Zscaler is committed to providing reasonable support (called accommodations or adjustments) in our recruiting processes for candidates who are differently abled, have long term conditions, mental health conditions or sincerely held religious beliefs, or who are neurodivergent or require pregnancy-related support.
Ready to apply?
Apply to Zscaler
Senior Endpoint Software Engineer (Windows/macOS)
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SonicWall is a cybersecurity forerunner with more than 30 years of expertise and is recognized as a leading partner-first company, ensuring our partners and their customers are never alone in the fight against cybercrime. With the ability to build, scale and manage security across the cloud, hybrid and traditional environments in real-time, SonicWall provides relentless security against the most evasive cyberattacks across endless exposure points for increasingly remote, mobile and cloud-enabled users. With its own threat research center, SonicWall can quickly and economically provide purpose-built security solutions to enable any organization—enterprise, government agencies and SMBs—around the world. For more information, visit www.sonicwall.com or follow us on Twitter, LinkedIn, Facebook and Instagram.
We are seeking a talented Senior Software Engineer to join our team to develop cloud-managed endpoint security applications. As a key member of our engineering team, you will help create an innovative platform to enhance the management of endpoint security software. Our development environment is truly cross-platform, encompassing a wide range of technologies, including AWS cloud services, Windows, macOS, Linux, Android, and iOS. This unique setup offers you an exceptional opportunity to gain exposure to a diverse array of technologies that few organizations can match. Join us in shaping the future of cybersecurity and expanding your expertise within a dynamic, multi-platform development team.
Role and Responsibilities:
- Design, develop, and maintain high-performance client applications for Windows and macOS platforms, with occasional mobile app development.
- Write clean, efficient, and maintainable code across multiple languages, including C/C++, Golang, and Swift.
- Collaborate with cross-functional teams, including designers, QA, and product managers, to deliver seamless and responsive user experiences.
- Troubleshoot and resolve complex technical issues to ensure the stability and reliability of client applications across platforms.
- Participate in code reviews, architectural discussions, and contribute to engineering best practices.
Qualifications:
- Solid computer science fundamentals in areas such as data structures, algorithms, memory management, and system programming.
- 6 years of experience in client-side software development with a focus on Windows and macOS applications.
- Strong proficiency in C/C++ with deep expertise in systems-level programming, including kernel-mode development on Windows and macOS.
- Strong proficiency in Golang and experience building performant, concurrent applications.
- Experience with Windows kernel and driver development, including WDM/WDF, kernel-mode programming, and Windows internals.
- Experience developing Windows Services and an understanding of Windows security architecture and privilege levels.
- Experience with macOS kernel extension (kext) or System Extension development, and familiarity with macOS internals.
- Hands-on experience with macOS security frameworks, particularly the Endpoint Security Framework (ESF), for system event monitoring and security policy enforcement.
- Experience with Swift and/or Objective-C for macOS or iOS development.
- Familiarity with Vue3 or other frontend frameworks for UI development.
- Experience with cross-platform development patterns and platform-specific API differences.
- Hands-on experience with Public Key Infrastructure (PKI), including certificate lifecycle management, code signing, mutual TLS (mTLS), and integration with platform-native credential stores (Windows CNG/CAPI, macOS Keychain).
- Excellent problem-solving and debugging skills across multiple languages and environments.
- Ability to work effectively in a fast-paced and agile development environment.
- Skills in mobile development (iOS/Android) are a plus.
- Hands-on experience with AI coding assistance.
#LI-KB7
#LI- Pune
#LI-Hybrid
#Networking
SonicWall is an equal opportunity employer.
We are committed to creating a diverse environment and are an equal opportunity employer. All qualified applicants receive consideration for employment without regard to race, color, ethnicity, religion, sex, gender, gender identity and expression, sexual orientation, national origin, disability, age, marital status, veteran status, pregnancy, or any other basis prohibited by applicable law.
At SonicWall, we pride ourselves on recruiting a diverse mix of talented people and providing active security solutions in 100+ countries.
Ready to apply?
Apply to SonicWall
Full Stack Software Engineer- Networking exp is a must
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SonicWall is a cybersecurity forerunner with more than 30 years of expertise and is recognized as a leading partner-first company, ensuring our partners and their customers are never alone in the fight against cybercrime. With the ability to build, scale and manage security across the cloud, hybrid and traditional environments in real-time, SonicWall provides relentless security against the most evasive cyberattacks across endless exposure points for increasingly remote, mobile and cloud-enabled users. With its own threat research center, SonicWall can quickly and economically provide purpose-built security solutions to enable any organization—enterprise, government agencies and SMBs—around the world. For more information, visit www.sonicwall.com or follow us on Twitter, LinkedIn, Facebook and Instagram.
We are seeking a talented Cloud Application Full Stack Engineer to join our team in developing a cutting-edge cloud application in cybersecurity. As a key member of our engineering team, you will help create an innovative endpoint security solution. Our development environment is truly cross-platform, encompassing a wide range of technologies, including AWS cloud services, Windows, macOS, Linux, ChromeOS, Android, and iOS applications. This unique setup offers you an exceptional opportunity to gain exposure to a diverse array of technologies that few organizations can match. Join us in shaping the future of cybersecurity and expanding your expertise in a dynamic and multi-platform development team.
Role and Responsibilities:
- Develop and maintain robust, scalable, data-intensive, and high-performance web applications using Node.js and Vue3.js.
- Implement and maintain backend services, APIs, and databases using TypeScript, MongoDB, and Redis.
- Collaborate with cross-functional teams, including developers, QA, product managers, and designers, to ensure seamless integration of frontend and backend components, delivering exceptional user experiences.
- Troubleshoot and resolve complex technical issues to ensure the stability and reliability of our applications.
Qualifications:
- Solid computer science fundamentals in areas such as data structures, algorithms, TCP/IP network, and with emphasis on security.
- Solid understanding of IT systems, development, and DevOps concepts, including APIs, CI/CD, containers, and cloud basics.
- Familiarity with cybersecurity concepts, specifically vulnerability management, exposure management, and threat management.
- 5 years of experience in full-stack cloud app development, with a focus on Node.js and Vue3.js.
- 3 years of experience with database schema design.
- 3 years of experience with developing cloud apps using AWS services, such as ECS, EKS, MSK, S3, and Lambda Function.
- Strong proficiency in TypeScript and a deep understanding of JavaScript concepts.
- Experience with MongoDB and in-memory databases.
- Excellent problem-solving and debugging skills.
- Hands-on experience with Public Key Infrastructure (PKI), including certificate lifecycle management, mTLS between services, JWT/OAuth2 token signing, and integration with cloud-native secret and certificate management tools (e.g., AWS Certificate Manager, AWS Secrets Manager).
- Strong communication and collaboration skills.
- Ability to work effectively in a fast-paced and agile development environment.
- Skills in Go, Python, C/C++, Java, Swift, React.js, or Objective-C are a plus.
- Hands-on experience with AI coding assistance.
#LI-KB7
#LI-Pune
#AWS #FullStack # networking
SonicWall is an equal opportunity employer.
We are committed to creating a diverse environment and are an equal opportunity employer. All qualified applicants receive consideration for employment without regard to race, color, ethnicity, religion, sex, gender, gender identity and expression, sexual orientation, national origin, disability, age, marital status, veteran status, pregnancy, or any other basis prohibited by applicable law.
At SonicWall, we pride ourselves on recruiting a diverse mix of talented people and providing active security solutions in 100+ countries.
Ready to apply?
Apply to SonicWall
We are seeking a
We are seeking a Senior React Native Mobile App Developer to lead the development of our mobile application from the ground up. This role involves defining the app architecture, setting up code standards, ensuring performance and reliability, and handling private/internal distribution instead of public App Store/Play Store releases. You will collaborate closely with product,backend, and design teams to deliver a high-quality user experience across iOS and Android.
Key Responsibilities
- Lead end-to-end development of a new mobile application using React Native for iOS and Android.
- Define and implement the app architecture, coding standards, folder structure, dependency strategy, and reusable components.
- Work with product managers and designers to translate requirements into smooth,intuitive UI/UX.
- Integrate securely with backend services (REST APIs / GraphQL) and handle authentication flows.
- Ensure high performance, responsiveness, offline capabilities, and device compatibility.
- Manage private / enterprise distribution, including:
- o iOS Enterprise provisioning, Ad Hoc or MDM-based distribution
- o Internal Android enterprise or managed APK/AAB deployment
- o Experience with AppCenter / Firebase App Distribution / Intune / AirWatch is a plus.
- Work with native modules when required (Swift/Objective-C, Java/Kotlin).
- Ensure observability, crash analytics, and logging are implemented (Crashlytics, Sentry, etc.).
- Perform code reviews, mentor junior developers, and contribute to engineering best practices.
- Participate in release planning, versioning, and continuous integration pipelines.
What You Bring
- 4+ years of hands-on mobile development experience, with at least 2+ years in React Native building production apps.
- Strong proficiency in JavaScript / TypeScript and React concepts.
- Solid understanding of mobile app life cycles, navigation, animations, gestures, UI rendering, and state management.
- Deep experience in state management libraries (Redux, Recoil, Zustand, MobX, or similar).
- Strong knowledge of iOS and Android ecosystem fundamentals, including:
- o Permissions and security o Push notifications
- o Local storage / offline sync solutions (AsyncStorage, SQLite, MMKV, etc.)
- Experience with private enterprise app distribution workflows (not only App Store/Play Store).
- Understanding of CI/CD for mobile (Fastlane, AppCenter, Bitrise, GitHub Actions, etc.) is a plus
- Ability to work independently with a product-ownership mindset. · Strong communication and collaboration skills.
- Strong communication and collaboration skills
Nice to Have
- Experience with Expo (managed or bare workflow).
- Experience developing or integrating native modules.
- Familiarity with deep linking, dynamic links, and analytics SDKs.
- Knowledge of OTA (Over-The-Air) updates (CodePush, EAS, AppCenter).
Ready to apply?
Apply to Anchanto