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Principal Security Engineer

posted by: spj_bot

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

Job Skills

layers professional key management secure patterns threat modeling communication policy enforcement cryptographic protocol security engineering work environment banking operations supply chain professional development supply chain security architectural design problem solving management system authorization root cause analysis security community security security policy threat models security sensitive research mitigation nist cybersecurity framework problem solve computing platform communicate developer environments vulnerability management cloud computing financial institution stage track incident response leadership operates new product designed specifically environment security authentication protocol treasury networking protocols distributed networking protocols managing security distributed networks managed securely digital asset workflows layered blockchain investigate initial screening think leadership external representation chain integrations security engineer infrastructure security critical thinking operate version control security research distributed systems defense in depth transaction processing backend security control enforce rust platform trusted long term presentations workflows systems development budget external auditor audit hardening infrastructure as code security architecture infrastructure embedded scale typescript applicable data audits core product
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Backend Engineer

posted by: spj_bot

Location: Singapore, Singapore (Hybrid)

Hybrid | Full-time

Compensation: $115K - $140K

We are hiring on behalf of an elite proprietary trading infrastructure firm is seeking an exceptional Backend Engineer to design and build the core components of its next-generation institutional trading framework. Operating as a specialized prime brokerage ecosystem for high-throughput decentralized protocols, our client develops cutting-edge environments powering institutional-grade algorithmic execution at scale.

This critical technical role focuses on architecting secure, low-latency infrastructure capable of processing high-volume financial transactions. The successful candidate will collaborate with an elite technical team to advance the capabilities of decentralized execution environments, utilizing privacy-preserving technologies and sophisticated distributed system designs.

Key Responsibilities

Job Skills

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Infrastructure & DevOps Engineer

posted by: spj_bot

Infrastructure & DevOps Engineer - High-Performance Distributed Systems

Location: Remote - (Europe-friendly time zones preferred)

Compensation: $160K - $300K

We are reengineering blockchain infrastructure from first principles to make global digital markets as precise and dependable as physical systems. Built on a leading high-performance layer-1 network, our platform delivers deterministic execution, guaranteed inclusion, and low-latency performance. We are hiring an Infrastructure & DevOps Engineer to lead critical engineering efforts that drive the performance and scalability of our next-generation distributed systems.

You will join a highly proficient team of core engineers, focusing on Rust systems programming, infrastructure architecture (Kubernetes), and operational scripting. Your work will span the full stack, from bare metal to application interfaces, and will directly support our platform which connects the L1 network with advanced L2 extensions. You will drive high-quality, frequent code shipments, engage in deep architectural discussions, and apply a coherent system design philosophy to advance the industry.

Key Responsibilities:

Job Skills

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