Location: New York, United States (Office) - Must be able to work office based in NYC

On-Site | Full-time

Compensation: $250K - $350K

We are hiring on behalf of our client, an industry-leading accelerator program focusing on the intersection of blockchain, cryptocurrency, and artificial intelligence is seeking a highly autonomous and proactive Data Scientist to join its core engineering group. Having backed over 300 high-growth startups now collectively valued in the tens of billions, our client provides an exceptional launchpad for high-impact innovation.

In this role, the candidate will report directly to the Chief Technology Officer and take full end-to-end ownership of data products—from defining initial requirements to deploying reliable production systems. This is an entirely onsite role based in New York City (NYC) designed for an ambitious, self-directed builder who thrives in a fast-paced, high-agency environment without requiring extensive product management or dedicated platform engineering support.

Key Responsibilities

We're looking for a Software Fraud Engineer to design and build our next-generation fraud prevention platform. You'll develop real-time fraud detection systems, risk engines, and automated decision-making services that protect both our users and business.

This is an engineering role focused on building fraud prevention systems — not a manual fraud operations position.

Responsibilities

Fraud Detection

• Design and develop fraud detection systems for payments, wallets, authentication, and user activity.
• Detect account takeover, payment fraud, bonus abuse, multi-accounting, and other abuse scenarios.
• Build real-time fraud pipelines and event processing systems.
• Develop automated fraud prevention mechanisms.

Risk Engine

• Build and improve fraud rules, velocity controls, and dynamic risk scoring.
• Design decision engines for transaction approval, review, or rejection.
• Continuously optimize fraud detection accuracy while minimizing false positives.
• Improve fraud models using behavioral and transactional data.

Data & Analytics

As our platform continues to scale, security becomes a core product capability rather than a separate function. We're looking for a Product Security Engineer who can partner directly with engineering teams to build secure systems from the ground up.

This is a highly technical, hands-on role where you'll improve the security of our applications, cloud infrastructure, APIs, and development lifecycle.

Responsibilities

Application Security

• Review application architecture and new product features from a security perspective.
• Identify security vulnerabilities across backend services, APIs, mobile applications, and web platforms.
• Perform threat modeling and security design reviews.
• Support internal and external penetration testing activities.

Secure Development

• Build and improve Secure SDLC across engineering teams.
• Integrate security tooling into CI/CD pipelines.
• Improve developer security practices and provide technical guidance.
• Help engineering teams remediate vulnerabilities.

Cloud & Infrastructure Security

• Improve the security posture of our cloud infrastructure.
• Secure Kubernetes environments, IAM policies, secrets management, and infrastructure components.
• Implement security monitoring and hardening best practices.
• Work closely with Platform and DevOps teams.

Security Automation

Location: Remote - EU or East Coast US

Remote | Full-time

Compensation: $80K - $150K

Our client—a leading innovator in fintech, blockchain, cryptography, infrastructure, and security—is seeking an Tech Ops Manager to oversee internal systems and infrastructure for a remote-first, global team building the next generation of core banking systems.

Reporting directly to the Chief Information Security Officer (CISO), this role requires a blend of strategic leadership and hands-on execution. The Tech Ops Manager will ensure the organization maintains a secure and efficient toolset, manages hardware logistics, oversees vendors, and upholds rigorous security and compliance standards. This position collaborates closely with Engineering, Security, and Operations teams to support ongoing international expansion.

Key Responsibilities

Location: Remote - US or EU

Remote | Full-time

Compensation: $160K - $240K

Our client operates a core banking platform designed specifically for digital assets, enabling fintechs and systemically important financial institutions to build, operate, and scale onchain infrastructure. The platform secures over €100B in assets and powers critical operations—including key management, transaction processing, treasury, and compliance—for over 400 global institutions.

Our client is seeking a Principal Security Engineer to lead product security across the entire ecosystem. In this role, security is built directly into the system's architecture rather than applied as a secondary control. The ideal candidate will take ownership of hardening key management, signing workflows, authentication systems, policy enforcement, and multi-chain integrations.

Beyond core product security and vulnerability management, this position plays a pivotal role in shaping the long-term architectural vision of a platform trusted by tier-one financial institutions. As an organization committed to technical excellence, our client also encourages contribution to the broader security community through research, publications, and industry events.

Key Responsibilities

Location: Remote - Based in Hong Kong or Singapore

Remote | Full-time

Compensation: $160K - $230K

Our client is seeking a Principal Solutions Engineer to assist institutions, fintechs, and enterprises across the APAC region in adopting advanced custody and security infrastructure with confidence and ease. This role is both hands-on and client-facing, requiring the successful candidate to design integrations for complex environments, guide customers through deployment, and provide end-to-end technical support across key regional centers, including Singapore, Hong Kong, Tokyo, Sydney, Seoul, and beyond.

Combining deep technical expertise with strong communication skills, the individual in this role will serve as a trusted advisor to CTOs, architects, and engineering teams at banks, exchanges, custodians, and fintechs. Key duties involve designing tailored solutions, delivering technical proposals, troubleshooting issues in real time, and collaborating closely with backend, security, and product teams to ensure successful customer outcomes across multiple time zones, regulatory regimes, and languages.

This position balances senior technical leadership with hands-on execution, reporting directly to the VP of Solutions Engineering and working in close alignment with Sales, Engineering, Security, and Product to drive regional growth.

Key Responsibilities

Location: Remote - Europe preferred, must be able to work European hours

Remote | Full-time

Compensation: $120K - $150K

Our client is a dynamic, forward-thinking, fully remote organization with an ambitious roadmap and a strong commitment to engineering excellence.

Seeking a Senior Fullstack Engineer to work at the intersection of frontend and backend development. In this role, the engineer will build and maintain both a React-based trading user interface and the TypeScript backend services that power high-performance trading platforms. The position involves full feature ownership—from crafting responsive, real-time interfaces to designing the APIs, data pipelines, and indexing solutions that feed them.

The ideal candidate possesses a strong passion for trading, engineering rigor, security, and velocity, backed by over six years of professional experience and a dedication to code quality and state-of-the-art software testing practices.

Key Responsibilities

Frontend Development & Performance

Location: Remote - Europe

Remote | Full-time

Compensation: $120K - $200K

We are hiring on behalf of our client, a fast-paced, dynamic, and fully remote team in the decentralized finance (DeFi) and Web3 space who is seeking an experienced Senior Backend Engineer. The employer operates with an ambitious roadmap and a strong commitment to engineering rigor, high-grade security, and rapid execution.

As a Senior Backend Engineer, the selected candidate will play a critical role in designing, developing, and maintaining robust, high-throughput, and scalable backend systems. This role extends beyond writing code to architecting resilient, secure systems optimized for low-latency, real-time processing in financial services.

The ideal candidate brings over eight years of engineering experience, a deep interest in Web3 and DeFi, and a strong dedication to high code quality and state-of-the-art software testing methodologies.

Key Responsibilities

Backend Development

Location: Austin, United States (Hybrid)

Hybrid | Full-time

Compensation: $175K - $200K

We are hiring on behalf of our client, an elite, high-growth, venture-backed financial technology organization who is seeking a high-agency Chief of Staff (Product & Engineering). Backed by top-tier Web3 and technology venture capital firms, our client is rebuilding the foundational infrastructure of global finance to be faster, safer, and fully on-chain.

This role is designed for a strategic, execution-focused operator who thrives on turning high-level market context and loose ideas into concrete product decisions, structured plans, and company-wide commitments. Sitting at the intersection of product, engineering, design, and business strategy, the Chief of Staff will act as the trusted right hand to the co-founder & Chief Technology Officer (CTO).

This is an in-office (hybrid, 3–5 days per week) position based in Austin, Texas. It offers a rare, front-row seat to scaling a transformative startup, serving as an exceptional launchpad for a future founder or technology executive.

Key Responsibilities

Location: United States

Remote | Full-time

Compensation: $140K - $220K

Our client is a pioneering developer of secure wallet and Web3 infrastructure solutions designed for modern financial institutions. They are seeking a highly strategic and driven VP of Institutional Sales, US to lead enterprise sales initiatives across the region and establish their infrastructure platform as the premier choice for banks and fintechs.

Reporting directly to the Head of Americas, the successful candidate will own institutional sales for the US market, driving revenue growth and cultivating deep, long-term relationships with financial institutions adopting the platform. This role requires a sophisticated sales professional capable of sourcing, qualifying, and closing complex enterprise deals, while collaborating closely with internal product, engineering, and customer success teams to ensure seamless deployments.

The ideal candidate brings established credibility within the financial services sector, the technical fluency to engage with engineers and architects, and a proven track record of navigating lengthy enterprise sales cycles in heavily regulated markets.

Key Responsibilities