Senior Software Engineer (Solvers)

Location: CET +/- 4

Remote | Full-time

Compensation: $160K - $180K

Our client is a pioneering technology laboratory developing advanced intent-based infrastructure to enable seamless cross-chain interactions. By connecting AI, services, and financial applications, the organization designs intent-driven liquidity layers where smart contracts and decentralized agents interact in real-time. With a core focus on AI, cryptography, and decentralized finance (DeFi), the team is redefining the architecture of cross-chain execution.

The Senior Software Engineer (Solvers) will architect and guide the development of the Solver network—the critical infrastructure powering the ecosystem. This role involves leading engineering design, enhancing performance and reliability, and building the next generation of intent-powered execution frameworks.

Key Responsibilities

Senior Software Engineer (.Net)

Location: Ukraine, Europe

Remote | Full-time

Compensation: Competitive

Our client is seeking an experienced Senior .NET Engineer to join a high-performing engineering team dedicated to developing a sophisticated enterprise asset management solution. This platform is engineered to boost operational efficiency, extend asset lifespans, and significantly reduce maintenance costs for global organizations. By leveraging advanced features, the solution transforms traditional asset management into a strategic competitive advantage. The successful candidate will play a critical role in evolving this enterprise-grade system, ensuring it remains performant and scalable as it serves companies worldwide.

Key Responsibilities

Location: Candidates based in Hong Kong or Singapore

Remote | Full-time

Compensation: $160K - $240K

We are hiring on behalf of our client who is seeking a Principal Software Engineer based in Hong Kong or Singapore to spearhead the design and evolution of core backend systems. This role is instrumental in driving the architecture of services powering wallet operations, transaction processing, and multi-blockchain integrations.

The successful candidate will lead efforts to ensure systems remains fast, reliable, and secure while scaling across global financial markets. Beyond technical implementation, this individual will guide architectural decisions, elevate engineering standards, and mentor senior engineers. The role involves close collaboration with product, security, and leadership teams to align technical execution with company priorities, ensuring infrastructure performs optimally under real-world financial workloads.

Key Responsibilities

Senior Web3 Software Engineer

Location: Europe/US/Latam

Remote | Full-time

Compensation: $170K - $195K

Our client is a pioneer in the blockchain sector, developing a high-performance operating system designed to redefine scalability and throughput for Ethereum. By combining parallel transaction execution with advanced state minimization, our client’s platform overcomes traditional protocol limitations to provide a groundbreaking environment for decentralized development.

Since its initial launch in 2019, the organization has remained dedicated to enhancing Ethereum's ecosystem through technical innovation, including the creation of a bespoke virtual machine and a specialized programming language. The team is a globally dispersed group of innovators committed to shaping the future of blockchain technology through secure, decentralized, and high-throughput solutions.

Our client is seeking a Senior Web3 Software Engineer to lead the development of high-performance decentralized applications (dapps). This individual will own major product surfaces end-to-end—from frontend interfaces to on-chain integrations—collaborating across product, design, and smart contract teams to deliver secure and intuitive experiences for traders and users.

Key Responsibilities

Senior Software Engineer

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.

Remote | Full-time

Compensation: $160K - $240K

Our client is an industry-leading organization comprised of experts in blockchain technology, cryptography, infrastructure, and security. The organization is currently developing the foundational wallet infrastructure for the next generation of global finance.

The Senior Software Engineer will design, develop, and scale core backend services for a high-performance platform. This role involves full ownership of critical projects—ranging from APIs and microservices to databases and developer tooling—ensuring all systems remain fast, reliable, and secure. Beyond hands-on engineering, this individual will contribute to architectural decisions, refine development processes, and ensure infrastructure resilience under real-world financial workloads. This position requires close collaboration with product, security, and leadership teams to transform complex requirements into elegant, production-ready systems.

Key Responsibilities

Frontend Software Engineer

Location: San Francisco

Hybrid | Full-time

Compensation: $160K – $300K • Offers Equity

Our client is a high-growth, venture-backed technology firm based in San Francisco that is revolutionizing the global research industry through AI-powered user interviews. By utilizing proprietary AI-moderated technology, the platform enables premier global brands to achieve deep qualitative insights at unprecedented speed and scale. Currently serving a roster of the world’s largest enterprises, our client is disrupting a $140B market by replacing slow, high-cost legacy services with high-performance automated solutions.

Following a breakout year characterized by 8x growth, the organization recently secured a $30M Series B funding round led by top-tier Silicon Valley investors. The engineering team is currently scaling its headcount to support the rapid adoption of AI-moderated research as the new industry standard. This is a high-impact opportunity for a Frontend Software Engineer to join a lean, elite team of 30 and take foundational ownership of the user-facing systems that define the product experience.

Key Responsibilities

Software Engineer (Backend & AI Infrastructure)

Location: San Francisco, CA

Hybrid | Full-time

Compensation: $160K – $300K + Equity

Our client is a venture-backed technology firm based in San Francisco that is redefining the global research industry through AI-powered user interviews. By leveraging advanced AI-moderated technology, the platform enables global enterprises to achieve deep qualitative insights at unprecedented speed and scale. Currently serving world-class brands across the technology and consumer sectors, our client is disrupting a $140B market by replacing slow, high-cost legacy services with high-performance automated solutions.

Following a breakout year characterized by 8x growth, the organization recently secured a $30M Series B funding round led by top-tier Silicon Valley investors. The engineering team is currently scaling to support the rapid adoption of AI-moderated research as the new industry standard. This is a high-impact opportunity for a Backend Software Engineer to join a lean, elite team of 30 in San Francisco and take ownership of mission-critical infrastructure.

Key Responsibilities

Staff Software Engineer (Backend)

Location: San Francisco, New York, or Remote (US)

On-site/Remote| Full-time

Compensation: $225K – $300K 

Our client is a high-growth, venture-backed organization (YC W24) that has raised over $35M to pioneer the next generation of autonomous digital workers. Unlike traditional chatbots or copilots, our client builds fully autonomous "AI employees" that research leads, manage complex outbound sequences, handle deliverability infrastructure, and self-optimize through behavioral patterns.

Currently at $8M+ ARR and scaling rapidly, the organization is deep in the development of its next-generation platform—a step change in the capabilities of AI agents. The backend is the core of this transformation, processing millions of signals to facilitate autonomous decision-making. Our client is seeking a Staff Software Engineer to serve in a foundational role, owning major segments of the platform infrastructure and driving high-throughput AI orchestration. The engineering culture is flat, high-velocity, and results-oriented. There is no red tape; engineers are expected to own outcomes end-to-end, from architecture and design to deployment and monitoring.

Key Responsibilities

Software Engineer (Java Generalist)

Location: US - Open to Europe if happy to overlap with EST

Compensation: $160K - $200K

Our firm has been retained by a high-growth, mission-driven technology company to find a world-class Principal Java Systems Engineer. This is not a role for "glue" engineers who connect off-the-shelf components; this is for the engineer who sees performance ceilings as a personal challenge and prefers squeezing 30% more throughput out of clean Java over renting 30% more cloud compute.

Our client is building a high-performance, publicly visible immutable ledger. In an industry where people "move fast and break things," this team operates like NASA: moving fast while ensuring correctness, performance, and efficiency are 100% right the first time. You will join an elite team where you aren't a cog in the machine—you are the architect building it.

Key Responsibilities:

About Signal Ocean:

Signal Ocean is the technology arm of the Signal Group, a diversified shipping services group with offices in London and Athens. Our main product, The Signal Ocean Platform, allows ship charterers, brokers and owners to securely process, combine and analyse complex arrays of private and public shipping data. Powered by sophisticated machine learning / artificial intelligence technologies, the platform delivers customized, exclusive insights that help our clients achieve performance and efficiency.

About the role

As the Signal Ocean Platform continues to grow, we’re expanding our engineering team. We’re looking for a Software Engineer capable of building and maintaining scalable back-end data services (primarily in Python) within the Modelling & Data Services team. Signal’s Software Engineers work closely with data science, design, product, and business analysis professionals to develop robust solutions for the highly entrepreneurial domain of shipping.