Peterborough, Cambridgeshire, East Anglia, United Kingdom Hybrid / WFH Options
H3O Business Technologies Limited
writing high quality code and shaping solutions that make a genuine difference, this is the place for you. Role Overview We are seeking an experienced Senior Software Engineer ready to take on a leadership role within our expanding team. This position goes beyond development, youll help set technical direction, support and mentor colleagues, and play a key part in … designing solutions that keep critical industries moving. The ideal candidate will be highly skilled in Microsoft technologies (C#, ASP.Net, SQL Server), while also demonstrating leadership, communication, and collaboration skills to influence outcomes across teams, clients, and industry partners. Key Responsibilities Lead investigation, analysis, and resolution of complex software issues and support cases. Provide technical leadership and mentorship to junior and mid-level developers. Drive code reviews, promote best practices, and contribute to architectural decisions. Collaborate with technical and non-technical stakeholders, including clients in the food and manufacturing sectors. Act as a trusted advisor during deployments, upgrades, and ongoing system improvements. Represent H3O in professional forums, contributing to knowledge sharing and industry-wide initiatives. Support More ❯
composability without counterparty risk. Currently we have over $1.5B in TVL across 10 chains. Backed by leading investors including Galaxy, Antalpha, Mirana, and Mantle, we are rapidly expanding across L2s, emerging ecosystems, and institutional partners. WWe're looking for a Business Development Lead to help drive FBTC's growth across defi ecosystems, integration with retail platforms, and adoption within … institutions. You will work closely with the CEO and core contributors to shape our strategy, validate go-to-market paths, and lead execution with high-leverage ecosystem partners and institutional LPs. This role sits at the intersection of structured strategic thinking, fast-paced, crypto-native execution and professional institutional relationship management. You'll be expected to demonstrate … Validation Lead lightweight go-to-market tests to validate assumptions (e.g., pilots) Reduce time-to-feedback through direct experimentation. Execution & BD Own outreach to partners (L2s, DeFi protocols, vault managers, wallets, institutions). Source, structure and drive the deal flow opportunities from conversation to deployment. Nurture existing relationships with key partners and clients. Iteration & Feedback More ❯
About Moonsong Labs Moonsong Labs is a growing Web3 protocol and AI engineering services and venture studio business. We have expertise in developing software to support blockchain and AI implementations. Our venture studio incubates new businesses that are building decentralized developer infrastructure and AI protocols. Examples of our work include the project Moonbeam, a blockchain that implements an Ethereum … for scoping, designing, and implementing web3 and blockchain solutions across a variety of technology stacks. They will work with the foundation, gathering requirements and presenting solutions in an easy to understand way. They will be responsible for providing technical inputs to proposals, driving technical designs, managing engineering teams, participating in implementation, deployment, etc. The ideal candidate has at … day activities. Strong automated testing and security experience, including working with third party audit firms. Experience working on developer tools and infrastructure protocols is highly desirable. Knowledge of L2s, ZK, EVM, CosmosSDK, and Substrate is highly desirable. Experience implementing L1 and L2 blockchains is a plus. Knowledge of Ethereum and EVM is a plus. Good writing skills with an More ❯
remote, however you should be located between UTC-8 and UTC+3 to be considered for this position. Founded in 2015 with the mission to protect the open economy, OpenZeppelin is the world leader in securing blockchain applications and smart contracts. Our Open-Source Contract Libraries are a public good that have facilitated the transfer of over $23 trillion … and are considered the industry standard for smart contract development. Our professional expertise integrates seamlessly into clients' development lifecycles, enabling teams to plan, code, audit, deploy, and operate projects more quickly and securely. Please note: Always refer to OpenZeppelin's official job page for the most accurate information about our open roles, as we have seen multiple third … Source Development team works on open source libraries and tools that are part of the OpenZeppelin product family. Our work on open source is funded by leading L1s and L2s, including EVM and non-EVM platforms, leading protocols, and the Ethereum Foundation. This section of our development department is responsible for widely adopted products, including OpenZeppelin Contracts, Wizard, and Defender More ❯
