Head of Engineering

Bigblue

📍 Paris | Full-time | Fluent 🇫🇷 & 🇬🇧   At Bigblue, we're building the logistics backbone for the next generation of commerce. Modern brands sell everywhere: through their own online stores, marketplaces, retail, social commerce, and more. Across every channel, customers expect the same fast, reliable, and transparent experience after they buy. What used to be Amazon's exclusive advantage is now becoming the standard for every ambitious brand. We're helping them get there. Since 2018, we've built a tech-driven fulfilment platform used by 600+ brands, including Muji, Aigle, Scuffers, and Cabaïa. With 200+ Bigbluers across the UK, France, Spain, and Germany, our proprietary tech stack, and a network of 9 warehouses and over 100,000 sqm of fulfilment space across Europe, we ship millions of orders every month. And we're nowhere near done! Backed by €20M+ in funding, we're expanding across Europe and building the operating system that will power modern commerce operations at a global scale. At Bigblue, we hold ourselves to a very high bar: in the quality of our product, the rigour of our operations, and the care we bring to every merchant we work with. You'll be working alongside talented people on real, high-impact problems, in an environment where high standards come with genuine support, ownership, and room to grow. If you want your work to matter from day one, you're in the right place.     Head of Engineering Location: Paris 9th, France Compensation: Base €110-150k + Options: €100-200k (gross value) You are an experienced people manager, team leader, and hands-on software engineer. You are passionate about simple solutions to complex problems, whether they are product or software. You thrive on growing and enabling people to have the biggest impact possible. You have designed and built complex and mission-critical products and systems, and have seen them scale from 1 engineer to one team and to multiple teams. You've been a consistent example of high standards, growth mindset, and teamwork for your entire team. As Head of Engineering, you will report to Mathias, our co-CEO, and work hand-in-hand with him and the Product team to grow the team from a flat structure to mission-defined teams. You will be responsible for all software delivery and for goal-setting for engineering. You will recruit, support, and scale our culture of product engineering, innovation, and pragmatism within Engineering.

Constructor Group

ABOUT THE CONSTRUCTOR GROUP Constructor Group is driven by the belief that knowledge is the solution to all evil. We are a global institution focused on making scientists, teachers, and students more effective and efficient. Our integrated ecosystem focuses on fundamental technology needs relevant to science and education: generative AI, MetaPresence, computing, robotics, energy, health & bio, and neuroscience. Constructor Group consists of three main pillars – Constructor Knowledge, Constructor Capital, and Constructor Tech – uniting science, technology, and education around a single deeply fundamental and yet very applied mission. ABOUT THE ROLE Constructor Group is looking for a Head of Engineering to lead the company’s technology and software development function. This role is responsible for defining and executing the technology strategy, managing engineering teams, ensuring high-quality product delivery, and building scalable, reliable, and secure technology solutions. The ideal candidate is a strong technical leader with a hands-on engineering background, experience managing development teams, and the ability to align technology decisions with business goals. KEY RESPONSIBILITIES * Lead the software development function and manage engineering teams. * Define and execute the technology strategy in alignment with business and product goals. * Own the development roadmap together with product, business, and executive stakeholders. * Ensure timely and high-quality delivery of software products and technical solutions. * Build scalable, secure, and reliable architecture. * Review and improve engineering processes, development standards, code quality, and release management. * Manage technical priorities, resource allocation, and delivery risks. * Lead, mentor, and develop engineering managers, team leads, architects, and developers. * Support recruitment, onboarding, and performance management for technical teams. * Drive best practices in software development, testing, DevOps, security, and documentation. * Evaluate and select technologies, tools, frameworks, and vendors when needed. * Communicate technical decisions, risks, and progress to senior leadership in a clear, business-oriented way. REQUIREMENTS * Proven experience as a CTO, Head of Engineering, VP Engineering, Head of Development, or similar senior technology leadership role. * Strong hands-on background in software engineering and system architecture. * Experience managing engineering teams and technical managers. * Strong understanding of modern software development practices, cloud infrastructure, DevOps, CI/CD, security, and scalable architecture. * Experience delivering complex digital products or platforms. * Ability to balance strategic technology vision with hands-on execution. * Strong leadership, problem-solving, and decision-making skills. * Experience working in fast-paced, international, or matrix organizations. * Excellent communication skills with both technical and non-technical stakeholders. * Fluent English and Spanish are required NICE TO HAVE * Experience in EdTech, SaaS, AI, data platforms, enterprise software, or digital learning products. * Experience with distributed international engineering teams. * Experience in technical transformation, platform modernization, or scaling engineering organizations. * Previous startup or scale-up experience. SUCCESS IN THIS ROLE LOOKS LIKE * A clear and realistic technology roadmap is in place. * Engineering teams deliver predictably and with high quality. * Technical architecture supports business growth and product scalability. * Communication between product, engineering, and business stakeholders is smooth. * Development processes become more structured, transparent, and efficient.

Constructor

OUR MISSION Constructor’s mission is to enable all educational organisations to provide high-quality digital education to 10x people with 10x efficiency.  With strong expertise in machine intelligence and data science, Constructor’s all-in-one platform for education and research addresses today’s pressing educational challenges: access inequality, tech clutter, and low engagement of students. PLEASE SEND YOUR RESUME IN ENGLISH ONLY. ABOUT THE CONSTRUCTOR GROUP Constructor Group is driven by the belief that knowledge is the solution to all evil. We are a global institution focused on making scientists, teachers, and students more effective and efficient. Our integrated ecosystem focuses on fundamental technology needs relevant to science and education: generative AI, MetaPresence, computing, robotics, energy, health & bio, and neuroscience. Constructor Group consists of three main pillars – Constructor Knowledge, Constructor Capital, and Constructor Tech – uniting science, technology, and education around a single deeply fundamental and yet very applied mission. ABOUT THE ROLE Constructor Group is looking for a Head of Engineering to lead the company’s technology and software development function. This role is responsible for defining and executing the technology strategy, managing engineering teams, ensuring high-quality product delivery, and building scalable, reliable, and secure technology solutions. The ideal candidate is a strong technical leader with a hands-on engineering background, experience managing development teams, and the ability to align technology decisions with business goals. KEY RESPONSIBILITIES * Lead the software development function and manage engineering teams. * Define and execute the technology strategy in alignment with business and product goals. * Own the development roadmap together with product, business, and executive stakeholders. * Ensure timely and high-quality delivery of software products and technical solutions. * Build scalable, secure, and reliable architecture. * Review and improve engineering processes, development standards, code quality, and release management. * Manage technical priorities, resource allocation, and delivery risks. * Lead, mentor, and develop engineering managers, team leads, architects, and developers. * Support recruitment, onboarding, and performance management for technical teams. * Drive best practices in software development, testing, DevOps, security, and documentation. * Evaluate and select technologies, tools, frameworks, and vendors when needed. * Communicate technical decisions, risks, and progress to senior leadership in a clear, business-oriented way. REQUIREMENTS * Proven experience as a CTO, Head of Engineering, VP Engineering, Head of Development, or similar senior technology leadership role. * Strong hands-on background in software engineering and system architecture. * Experience managing engineering teams and technical managers. * Strong understanding of modern software development practices, cloud infrastructure, DevOps, CI/CD, security, and scalable architecture. * Experience delivering complex digital products or platforms. * Ability to balance strategic technology vision with hands-on execution. * Strong leadership, problem-solving, and decision-making skills. * Experience working in fast-paced, international, or matrix organizations. * Excellent communication skills with both technical and non-technical stakeholders. * Fluent English and Spanish are required NICE TO HAVE * Experience in EdTech, SaaS, AI, data platforms, enterprise software, or digital learning products. * Experience with distributed international engineering teams. * Experience in technical transformation, platform modernization, or scaling engineering organizations. * Previous startup or scale-up experience. SUCCESS IN THIS ROLE LOOKS LIKE * A clear and realistic technology roadmap is in place. * Engineering teams deliver predictably and with high quality. * Technical architecture supports business growth and product scalability. * Communication between product, engineering, and business stakeholders is smooth. * Development processes become more structured, transparent, and efficient. WHAT WE OFFER * 💻 Choice of work equipment (e.g., laptop, monitor, etc.) * 🇬🇧 English classes (iTalki – $130 monthly) * ⏰ Flexible schedule (we usually work between 09:00/10:00 and 18:00/19:00 CET or EET) * 👶 Newborn bonus (€500 per child) * 🧠 Patent remuneration * 🌴 Paid leave * 🧑‍💻 Remote work in locations without our offices * Hybrid work in locations with offices (2 days in-office, 3 days remote) Constructor fosters equal opportunity for people of all backgrounds and identities. We are led by a gender-balanced board committed to building a diverse and inclusive organisation where everyone can become their best self. We do not discriminate based on age, disability, gender identity, sexual orientation, ethnicity, race, religion or belief, parental and family status, or other protected characteristics. We welcome applications from women, men and non-binary candidates of all ethnicities and socio-economic backgrounds. We encourage people belonging to underrepresented groups to apply.