Insider—one platform for individualized, cross-channel experiences—enables enterprise marketers to connect customer data across channels and systems, predict their future behavior with an AI intent engine and individualize customer experiences. Marketers use Insider’s platform to deliver experiences across channels like Web, App, Web Push, Email, SMS, and Messaging Apps (WhatsApp, Facebook Messenger, RCS). Insider recently unlocked unicorn status and NASDAQ congratulated the company for becoming one of the few woman-founded, women-led B2B SaaS unicorns in the world. Insider was named as the #1 Leader in The Forrester Wave for Cross-Channel Campaign Management 2021 and Gartner Magic Quadrant for Personalization Engines 2021. The company has been named #1 Leader on G2’s Mobile Marketing Software and Personalization Grids with a 4.6/5 rating for 20 consecutive quarters. CrunchBase recently ranked Insider’s co-founder and CEO Hande Cilingir as one of the top women CEOs outside the US. Many of the most prestigious Fortune 500 companies and top brands in retail, automotive, and travel use Insider to deliver AI-backed personalized experiences that exceed customer expectations. Insider is trusted by over 1,200 global businesses, including Singapore Airlines, Virgin, Toyota, New Balance, IKEA, GAP, L’Oreal, Samsung, Newsweek, MediaMarkt, Nissan, AVIS, Marks & Spencer, Allianz, Madeira Madeira, Santander, BBVA, Pizza Hut, Avon, and CNN.

Before jumping in on all the information about the role and what you can bring to the table, let us introduce ourselves real quick.

About us

We are Insider, a B2B SaaS company that drives growth for its clients around the world. How are we achieving this? We are the #1 AI-native platform for Customer Experience and Marketing—offers marketers a single platform to deliver unique experiences per person, drive profitable growth, and unleash peak productivity and efficiency. Our platform connects data across channels, predicts future behavior with AI, and individualizes experiences from a single platform.

We have just celebrated our $500M Series E funding round, led by General Atlantic. Before this, we’ve unlocked unicorn status following our Series D round. We are backed by top-notch investors, including Sequoia Capital, QIA, Riverwood, and Endeavor Catalyst, and trusted by 1200+ brands from high-growth startups to the most prestigious Fortune 500 companies such as Samsung, Coca-Cola, Nike, L’Oreal, Singapore Airlines, Virgin, Nestle, Nissan, Lenovo, Puma, IKEA, Allianz, Dominos, CNN, and the list goes on.

Having unlocked unicorn status, Insider was congratulated for becoming one of the only woman-founded, women-led B2B SaaS unicorns in the world, to achieve $200M in CARR (Committed Annual Recurring Revenue). Insider was named a leader in The Forrester Wave for Cross-Channel Campaign Management 2021, and Leader in the IDC MarketScape: Worldwide Omnichannel Marketing Platforms for B2C Enterprises 2023 Assessment. The company has been recognized in The Top 1% of all software companies worldwide in G2’s 2024 Software Awards, and named in The Top 10 Best Software Products with the most #1 rankings alongside other software legends like Google, Zoom, and Monday.com. According to G2’s Spring’24 reports. Insider is also the #1 G2 Leader in 6+ categories, including Customer Data Platforms (CDP), Personalization Engines, Personalization Software, Mobile Marketing, Customer Journey Analytics, and e-commerce Personalization.

When our team founded Insider, they not only sought to create a product company but also to build the most socially progressive technology community in the world. Through our corporate social responsibility initiatives like 100Projects SheCodes, SheLeads, and SheMarkables, our community has committed to scaling its impact into our communities across 27+ countries, spearheading transformative projects in areas such as health, education, farming, animal rights, and increasing the proportional representation of women in STEM careers.

Behind all these achievements, there is an exceptionally talented and passionate team across 27+ countries that moves fast and agile, creates cutting-edge products, and focuses on making an impact. If you want to join us on this journey, just keep reading.

And now? Now we are looking for a Security Engineer who wants to take their career one step further. If you think you are one of those people, here you will have the chance to work with the world's leading brands with Artificial Intelligence & Machine Learning technologies. Right now, while you are reading this, we are sending an average of 2.2 billion requests and almost 2 billion instant notifications to more than 450 servers a day. On the Artificial Intelligence and Predictive side, we have more than 100 TB of historical data. We do not wait for jobs or opportunities to come to our feet, we create them. We have now reached 25% of global users. If all these interests you, read on for more!

Our Engineers and Software Developers always think with an innovative perspective, taking advantage of the inexhaustible power of the digital world. They create impressive and intelligent products like a true artist. Our Product and Development teams are located in our Istanbul office, so we produce and develop the technology we export to the world in our own country. As Insider, we believe in cooperation and adapting the innovations brought by technology by acting fast. We work closely with other Departments with agile teams, and we are not afraid of getting our hands dirty. As we said; we do not wait for jobs or opportunities to come to our feet, we create them ourselves. You can check our Tech Stacks here!

An Information Security Specialist in Insider day in and day out:

We are looking for a highly motivated and detail-oriented Information Security Specialist to join our growing security team. The ideal candidate will be responsible for ensuring the organization’s compliance with security standards such as ISO 27001 and SOC 2 Type 2, managing business continuity processes, and supporting security governance on AWS environments. This role requires a proactive mindset, strong technical knowledge, and a good understanding of both internal IT systems and regulatory frameworks like KVKK and GDPR.

Drive the implementation and continuous improvement of ISO 27001 Information Security Management System (ISMS)

Conduct and document internal audits and follow up with action plans

Coordinate and enhance Business Continuity and Disaster Recovery processes

Support SOC 2 Type 2 compliance efforts and evidence collection

Provide governance support for AWS infrastructure and cloud security configurations

Collaborate with internal Red Team and Blue Team to follow up on technical findings

Maintain, update, and implement security policies, standards, and procedures

Plan and execute security awareness programs (training, campaigns, gamification, etc.)

Assess third-party security through security assurance reviews

Support security incident handling and security reporting processes

Provide input on privacy regulations (KVKK, GDPR) and ensure alignment with global policies

Act as a security consultant to business units and IT teams

We want you to join us while we are taking a step into the future if you have:

Deep knowledge of ISO 27001, internal audits, and risk management practices

Experience in Business Continuity Management (BCM) processes

Hands-on knowledge of AWS services and cloud governance best practices

Familiarity with SOC 2 Type 2 framework and security control families

Solid understanding of databases, data classification, and data protection methods

Strong documentation and reporting skills, especially for audit and compliance deliverables

Experience in preparing and filling customer security requirements

Understanding of KVKK, GDPR, and related data privacy regulations

Soft Skills & Expectations

Strong analytical thinking and ability to ask the right questions

Ability to follow through on complex tasks with minimal oversight

Excellent written and verbal communication skills

Strong interpersonal skills, ability to collaborate with technical and non-technical teams

Ability to understand business value of security within the product and tech ecosystem

Capable of organizing and reviewing the security posture of network, application, and endpoint layers

Comfortable providing consultancy and training to internal stakeholders

Additional Expectations

Willingness to provide on-call support when necessary

Takes ownership of complex security projects and delivers end-to-end

Works cross-functionally to re-test, validate and close security findings

Capable of raising internal tickets and driving resolution of issues found via audits or reviews

Actively contributes to team collaboration and gives constructive feedback

Maintains a positive mindset and can communicate clearly with both internal and external partners

Advanced in English (written and spoken)

While exporting our technology to the world, we offer you:

“Tech Talks” with famous and groundbreaking people from the software world, “Dev Talks” where our Software Developers talk about their career steps, and many events where groundbreaking ideas are discussed,

Hackathons we organize inside that push the boundaries, programming challenges, and coding competitions,

Free access to exclusive services such as Laracast, Egghead, LinkedIn Learning, Blinkist, Masterclass, and Spotify

Shareowner System that we offer to all Insiders who meet certain criteria

Inclusive Private Health Insurance

Multinet to cover food expenses covered on a monthly basis

Team Activities that are bursting with fun,

No Dress code! This is a fast and innovative startup, you can wear whatever you want.

We provide equal opportunity in a zero-discrimination workplace and not just welcome but also embrace everyone without regard to sex, race, color, nationality, religion, gender identity, sexual orientation, disability status, citizenship, or marital status.

Please follow Insider on LinkedIn, Instagram, Youtube, and Medium!

Information Security Specialist

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