Senior Backend Engineer (Rust/C++ – DeFi & Fintech)

Location: Fully Remote - EU timezone Type: Full-Time

Compensation: competetive

We are looking for a Senior Backend Engineer to lead the architecture and development of the core systems powering a next-generation decentralized exchange (DEX) and network. This is a high-impact role where you will go beyond writing code—you will design resilient, secure, and low-latency systems capable of processing high-frequency trading data in real time.

We are a dynamic, fully remote team with an ambitious roadmap and a relentless drive to redefine the future of finance. The ideal candidate thrives at the intersection of DeFi, Systems Engineering, and High-Performance Computing. If you have a deep commitment to code quality and a passion for building mission-critical infrastructure, we want to hear from you.

Key Responsibilities:

Senior Frontend Engineer (Web3/DeFi)

Location: Fully Remote - EU time zones Type: Full-Time

Compensation: $150K - $175K

We are seeking a high-caliber Senior Frontend Engineer to lead the development of a performant, responsive, and real-time application powering a next-generation decentralized exchange (DEX) and network. In this role, you will bridge the gap between complex blockchain infrastructure and a seamless user experience, meeting the demands of a fast-paced, data-intensive trading environment.

Our team is a dynamic, forward-thinking, and fully remote group with an ambitious roadmap. We are looking for an engineer who thrives on the intersection of DeFi, Web3, and high-stakes security. If you have a relentless drive for speed without sacrificing rigor, and a commitment to state-of-the-art software testing, we want to build the future of finance with you.

Key Responsibilities:

Senior DevOps Engineer (Remote – Web3/DeFi)

Location: Fully Remote - EU timezone Type: Full-Time

Compensation: competitive

We are seeking a Senior DevOps Engineer to architect and scale the mission-critical infrastructure powering a next-generation decentralized exchange (DEX) and network. In this role, you will be the guardian of our system’s security, scalability, and high availability, ensuring our engineering team can ship rapidly without compromising reliability.

We are a dynamic, forward-thinking, and fully remote team with an ambitious roadmap. This is an opportunity for a reliability-focused engineer who loves automation, security, and performance tuning for high-throughput, low-latency environments. If you thrive on building self-healing systems and are excited by the challenge of shaping the future of finance, we want to hear from you.

Key Responsibilities:

Our team is developing a set of services that support the company's operational activities, starting with the gaming platform itself, back-offices, and data analytics. The product is being developed by a small team of experienced professionals.

We work extensively with databases and distributed systems, discuss and implement architectural solutions, and conduct RND procedures to check the performance of certain solutions. We are looking for a team member who will work as part of the DevOps Team and collaborate closely with cross-functional teams to maintain and improve the current delivery workflow.

Requirements

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.

Position Overview

Reporting to the Lead Software Developer, the Junior Developer role is a hands-on development role contributing to Motia applications and services. Working with experienced developers, this role will contribute to developing, testing and maintaining real world software solutions with a focus on industry leading customer experience.

Duties & Responsibilities

Founding Product Engineer

Location: San Francisco, CA (In-person) Employment Type: Full-time

Compensation: $130K - $170K / 0.5% - 1.5%

Build the Engineering Foundation of In-Person Connection We are an AI-powered platform revolutionizing how companies plan corporate events—from high-stakes executive offsites to global company-wide conferences. Our software automates the logistics of venue sourcing and vendor negotiations, making it seamless for teams at companies like Google and Amazon to create meaningful moments in real life.

The Role As a Founding Product Engineer, you won’t just be writing code; you will be shaping the very core of our product and engineering culture. You will work at the intersection of complex backend logic and polished, high-end frontend design. This is a role for an engineer who has strong product intuition and enjoys the "zero-to-one" journey of building features that large enterprise customers rely on.

What You’ll Do:

About Signal Ocean:

Signal Ocean is the technology arm of the Signal Group. Our primary product, The Signal Ocean Platform, helps shipping and commodities professionals navigate their complex decision making. Driven by advanced machine learning and artificial intelligence, our technology suite provides tailored, exclusive insights that support our clients in achieving performance and efficiency. By securely handling and combining private and public shipping data flows, and applying advanced analytics, insights are delivered over web and mobile applications, as well as through a rich set of APIs and SDKs. Our backend architecture is abstracted to modularly offer deep analytics capabilities that are leveraged in the solutions that we offer or can be directly embedded in our client’s system topologies.

About the role: 

You will be leading one of the product teams within the Signal SaaS web application. The focus is on building supporting infrastructure and data visualization features — such as charts, graphs, tables, and maps — that help users interact with complex shipping data. Alongside feature development, the team invests in building reusable components that support both their own roadmap and other teams, with a strong focus on automated testing  inside CI/CD pipelines.

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:

We are looking for a Backend Engineer who enjoys building clean,reliable APIs and stable integrations.

This role is focused on execution, quality, and predictability — writing backend code that works correctly, is easy to maintain, and integrates smoothly with other systems.

You will work as part of a backend engineering team responsible for developing internal services and integrating with external platforms.

Key responsibilities:

FullStack Engineer (FinTech / AI-Infrastructure)

Location: New York City (Office)

Compensation: $130K - $185K

We are the developers of a pioneering yield-bearing synthetic dollar backed by AI infrastructure assets. Our platform allows emerging AI cloud providers to efficiently finance GPU expansion by leveraging income-generating hardware as collateral. By combining deep underwriting expertise with transparent, on-chain infrastructure, we provide flexible, non-recourse financing to AI operators and sustainable, yield-bearing opportunities to capital providers.

We are an extremely flat, Series A-funded organization backed by top-tier investors like Dragonfly, DCG, and Nascent. Our team draws experience from leading institutions such as DRW, Deutsche Bank, and Nansen. We have no middle managers and move quickly from idea to execution.

We are looking for a high-agency FullStack Engineer to help us build the next generation of financial products. You will gain true ownership over our suite of web products, influencing the design and execution of everything from transactional interfaces to data-heavy analytics dashboards.

Azumo is currently looking for a highly motivated Unity Developer to develop immersive games, interactive simulations, and mobile applications. The position is FULLY REMOTE, based in the United States

This position provides the opportunity to collaborate with a dynamic team of engineers in the fields of mobile technology, augmented reality, and applied AI. As a key developer, you should excel with minimal technical supervision and have a passion for translating complex requirements into clean, efficient, and production-grade code. We are seeking a skilled professional with deep expertise in C#, the Unity ecosystem, and a solid understanding of the full software development lifecycle.