Staff Backend Engineer: High-Frequency Trading Systems

Location: Remote - Fully remote in Asia

Compensation: $80K - $100K

Join a hyper-growth technology firm defining the future at the intersection of Prediction Markets, AI, and Blockchains. We are experiencing a rapid scale-up, currently managing $200 million in annualized volume with weekly growth rates exceeding 100%. Our platform is backed by leading institutional capital, including a major $500 million AUM digital asset fund and an elite AI/crypto accelerator known for its sub-1% acceptance rate.

This is a critical, high-leverage role to own and scale mission-critical trading systems. You will work on performance-critical infrastructure where correctness, ultra-low latency, and reliability are non-negotiable.

The Staff Backend Engineer will be responsible for architecting, building, and maintaining the core trading infrastructure. This role focuses on low-latency, high-throughput systems that sit directly in the execution path, operating close to real money and high market risk.

What You'll Do:

Smart Contract Engineer (Rust) - High-Performance DeFi Infrastructure

Location: PST-CAT preference

Compensation: Competitive

We are building the next generation of Decentralized Finance (DeFi) liquidity infrastructure on the Solana blockchain. We are solving a critical industry problem where reliance on over-collateralized lending leads to inefficient capital use, fragmented systems, and unnecessary liquidation risks.

Our solution introduces under-collateralized borrowing, programmable margin accounts, and composable on-chain strategies ("Recipes"), all built with high-performance Rust smart contracts. We are redefining how liquidity moves in DeFi: faster, safer, and more capital-efficient.

We are looking for a highly capable Smart Contract Engineer (Rust) to join our core engineering team and shape the technical backbone of our protocol. You will design, build, and optimize Rust-based smart contracts that power our DeFi infrastructure, working closely with product and protocol teams to create scalable, secure, and innovative financial primitives.

As a core contributor, you will take full ownership of your work, from concept and research to mainnet deployment and maintenance.

Senior Accounting Manager - Foundational Finance for the Future of Money

Location: New York City (Hybrid)

Compensation: $140K - $175K

We are building a foundational platform designed to transform how value moves globally, focusing on creating a new, efficient financial fabric underpinned by programmable digital dollars. We are a mission-driven company, backed by world-class investors, dedicated to driving the adoption of trusted, accessible, and utility-focused on-chain value.

The Senior Accounting Manager will be a critical hire, reporting to the Director of Finance and taking ownership of key financial operations, specifically bridging traditional accounting discipline with the evolving world of digital assets. You will serve as the primary controller for digital asset accounting, manage relationships with external accounting partners, and lead crucial regulatory reporting submissions.

This role requires a hands-on approach and significant ownership, ideal for a professional eager to shape processes and build scalable financial systems from the ground up within a fast-paced, high-growth startup environment. You will partner closely with engineering, operations, and compliance teams to ensure accurate financial records, timely reporting, and strong internal controls.

Key Responsibilities:

About us:

Soar is a global fintech startup that specializes in financing and investment. Currently headquartered in Saudi Arabia, Soar is growing throughout the region with a mission to help people achieve their financial goals with innovative financial and property investment solutions and tools through its multi-purpose platform, designed to offer a simple and seamless user experience.

Role Summary

The FP&A Director is responsible for driving financial insight, strategic forecasting, budgeting, unit economics, and performance analysis. This role ensures the company makes data driven decisions and that financial performance aligns with business strategy.

This role does not handle accounting or treasury operations. Instead, they partner with Accounting for accurate data and with Treasury for capital and funding visibility.

Key Responsibilities

1. Planning, Budgeting & Forecasting

. Own the full budgeting cycle and quarterly forecasting.

. Build financial models that incorporate loan flows, payment plans, risk, expected losses, investor economics, and partner commissions.

. Produce long-range strategic plans.

2. Performance Analysis & Reporting

. Lead monthly business reviews with C-level, presenting insights and action points.

Senior Haskell Developer - Traditional Fintech

Location:  UK and EU
Compensation: Up to $50/hr

We are a well-established, non-crypto fintech company with a substantial and complex codebase, seeking a talented Haskell Developer to join our large internal development team. This is a full-time position open to residents of the UK and EU.

You will be joining a core team responsible for maintaining, evolving, and architecting our large-scale financial applications. This role is highly focused on production-grade Haskell development within a traditional financial services environment.

Key responsibilities include:

Infrastructure & Platform Engineer Job Posting

Location: New York City (Office)

Compensation: $185K - $250K

Join a cutting-edge team building high-performance financial systems on a rapidly growing platform! We are seeking an experienced Infrastructure & Platform Engineer to help shape the core components of our scalable, real-time infrastructure.

You will be joining our Infrastructure & Platform team, which is focused on designing, deploying, and operating core components—including compute, storage, and networking—for scalable, high-performance systems and services. Your work will directly support a transformative project that is critical to the broader crypto derivatives market, giving users more flexibility in collateral management and expanding the capabilities of our platform.

What You'll Do:

About us

At Motia, we’re at the forefront of fleet solutions, providing innovative services that power businesses across the UK. We’re committed to creating an environment where everyone can thrive. Our culture fosters collaboration, innovation, and growth, ensuring you can build a career, not just a job. With over 300 employees across five offices, we support over 50,000 customers nationwide. Whether you’re passionate about sales, technology, customer service, or management, you’ll find opportunities here that will challenge, inspire, and reward you.

About the role

Reporting to the Finance Director, the Senior Systems Accountant will focus on the analysis, design and optimisation of all financial systems. You will bridge the finance and technology departments, ensuring financial systems are efficient, accurate and aligned with business objectives. You will be essential for optimising financial software, managing system integrations and providing data-driven insights to improve financial reporting and support informed business decisions.

Duties & Responsibilities

About Us

Soar is a global fintech startup that specializes in financing and investment. Currently headquartered in Saudi Arabia, Soar is growing throughout the region with a mission to help people achieve their financial goals with innovative financial andproperty investment solutions and tools through its multi-purpose platform, designed to offer a simple and seamless user experience.

Role Summary

As the Director / Senior Manager of Enterprise Applications, you will be the single point of accountability for building and managing Soar's entire portfolio of internal business systems. This is a high-impact, strategic role responsible for selecting, implementing, and integrating the critical software (like SAP, Hubspot, and our Treasury/Loan Management Systems) that will power our growth. You will act as the key bridge between our business leaders, procurement, cybersecurity, and engineering teams, owning the implementation roadmap and ensuring our tech stack integrates seamlessly with our data warehouse.

Key Responsibilities

Principal Security Engineer - Blockchain Wallet Infrastructure

Location: Remote - Location: US or EU (remote-first, office optional). Must be in the US, not Canada or in the European Union. France or Paris or as close as possible, always preferred

Compensation: $220K - $300K

Join a stellar team of leaders and experts in blockchain technology, cryptography, and infrastructure to build the backbone of blockchain wallet infrastructure for the next financial era. We are hiring a Principal Security Engineer to lead security design and development across our entire platform. Reporting directly to the CISO, you will set the strategy to protect our high-stakes financial systems, fix vulnerabilities, and keep client wallets safe.

This is a strategic and highly technical role spanning the full security lifecycle. You will make security part of every layer of the stack, from architecture design to incident response. Beyond defense, you will champion secure development practices, mentor engineers, and represent the company's security posture to clients and the wider community.

Responsibilities:

Full Stack Engineer - Payments & FinTech Web Applications

Location: Remote - Based in EST or GMT+1

Compensation: $120K - $150K

We are a high-growth technology company building a robust FinTech and payments platform. We are seeking an experienced Full Stack Engineer with strong product sense and deep technical expertise to design and build the secure, scalable, and high-performing web applications that power our platform. This role requires translating complex backend financial systems into intuitive, reliable user experiences.

You will own the development lifecycle of web applications from design through release, working across the full stack with an emphasis on the frontend user experience. You will collaborate closely with backend teams, ensuring that all features prioritize performance, security, and scalability. You will be expected to treat UI components and APIs as products, maintaining high standards for code quality and architectural clarity.

What You'll Do: