Security Software Engineer – Gen AI

Security Software Engineer – Gen AI

Posted: June 18, 2025 Job Type: Permanent Industry: Cybersecurity

eStreetSecurity is proudly partnered with a cutting-edge AI-powered cybersecurity startup that is at the forefront of tackling some of the most pressing digital threats in the world today. We are actively seeking a passionate and highly self-sufficient Security Software Engineer to join their innovative team. In this pivotal role, you will help develop and maintain advanced solutions focused on anti-phishing, robust fraud detection, and comprehensive identity theft prevention. If you’re looking for a challenging hybrid position based in New York, and possess a strong foundation in cybersecurity, modern AI technologies, and product development, we would be eager to connect with you!

Location & Compensation:

• Location: New York, NY (Hybrid Work Model)
• Salary: USD $150,000 – $200,000 annually

Key Responsibilities:

As a Security Software Engineer specializing in Gen AI, you will be instrumental in building and enhancing core security products. Your key responsibilities will include:

• Core Security System Development: Taking a hands-on approach to building robust systems specifically designed for advanced phishing detection, comprehensive identity theft prevention, and sophisticated fraud detection within our client’s state-of-the-art security platform.
• Full Software Development Lifecycle Contribution: Contributing actively across the entire software development lifecycle. This encompasses ideation and conceptualization, meticulous design, high-quality development, and seamless deployment of anti-phishing and fraud detection systems.
• Cross-Functional Collaboration: Working in close collaboration with diverse cross-functional teams, including expert cybersecurity researchers, fellow engineers, and dedicated product managers, to collectively drive the strategic development and enhancement of cutting-edge security products.
• LLM & Agent Integration: Building, meticulously fine-tuning, and strategically integrating Large Language Models (LLMs) and AI agents. The goal here is to significantly enhance threat detection accuracy, reduce false positives, and accelerate response times to emerging threats.
• Product Ownership & Quality Assurance: Taking full ownership of the quality, performance, maintainability, and scalability of your developed products. This includes ensuring they consistently meet both ambitious business objectives and stringent technical goals.
• Continuous Innovation & Best Practices: Staying consistently on top of the latest developments in cybersecurity research. You will proactively apply best practices and integrate new findings to continually evolve and improve the product’s effectiveness against new threats.
• Complex Problem Solving: Solving thoughtful and inherently complex problems, often requiring you to make critical business and technology tradeoffs. Your contributions will directly and significantly contribute to reducing digital threats globally.

Skills and Experience:

We’re seeking a highly skilled and motivated Security Software Engineer with:

• Software Engineering Foundation: At least 3+ years of progressive experience in software engineering, coupled with a solid background in building scalable and resilient applications.
• Cybersecurity Focus: A minimum of 2+ years of hands-on experience in cybersecurity, with specific expertise in fraud detection, anti-phishing solutions, or identity theft prevention.
• Critical Thinking & Problem-Solving: Possessing strong critical thinking and analytical problem-solving skills, with a proven ability to make thoughtful and impactful business and technology tradeoffs.
• Project Ownership: A proven track record of taking full ownership of projects, from initial inception through to successful completion. This includes a strong emphasis on delivering high-quality, maintainable, and understandable product solutions.
• Autonomy & Adaptability: Demonstrating comfort in managing ambiguity and the ability to independently execute projects while consistently delivering high-quality results in a fast-paced environment.

Bonus Skills:

Candidates with the following experience will be highly regarded:

• Startup Experience: Prior experience in a high-growth, early-stage startup environment.
• Security Application Development: Proven experience building core security applications or platforms from the ground up.
• Cloud & Deployment: Familiarity with cloud-based infrastructure (e.g., AWS, Azure, GCP) and modern deployment pipelines (e.g., CI/CD).

Benefits & Perks:

Our client offers a compelling package designed to attract and retain top talent:

• Cutting-Edge Technology: The exciting opportunity to work daily with the very latest advancements in AI, machine learning, and automation technologies, pushing the boundaries of innovation in the cybersecurity space.
• Collaborative Culture: Join a talented and passionate team that deeply values collaboration, fostering an environment where innovative ideas are encouraged, shared, and celebrated.
• Significant Growth Opportunities: Contribute directly to a rapidly growing company, with ample opportunities for professional development and substantial career advancement as the organization expands its global footprint.
• Competitive Compensation & Benefits: Receive a highly competitive base salary and equity package, alongside flexible work arrangements, comprehensive health insurance, and other valuable perks.

This is a unique and impactful permanent opportunity to join a pioneering tech company that is making a real difference in the cybersecurity sector through AI and automation. If you’re a driven Security Software Engineer with a passion for AI/ML, a background in threat detection, and a desire to work with cutting-edge technology in a collaborative, high-growth environment, we strongly encourage you to apply. We look forward to connecting with you!