About us:Amach is an industry-leading technology driven company with headquarters located in Dublin and remote teams in UK and Europe.Our blended teams of local and nearshore talent are optimised to deliver high quality and collaborative solutions.Established in 2013, we specialise in cloud migration and development, digital transformation including agile software development, DevOps, automation, data and machine learning… The Lead Data Scientist is a senior, hands-on role responsible for designing, building, and owning data science and complex optimisation models within an operations decision-support product suite.This role requires deep expertise in Operational Research and optimisation, combined with strong communication skills to engage directly with business stakeholders. You will take end-to-end ownership of analytical features, ensuring they integrate seamlessly into the wider technical stack and real operational processes to maximise impact and value.Please note this role operates in a hybrid model with candidates expected to be able and willing to work from our customer's London office three times per week.Required Experience:Recent, hands-on commercial experience with Operational Research and optimisationStrong experience with optimisation techniques: linear, non-linear, mixed-integer programming, constraint-based optimisation, schedulingStrong Python expertise with optimisation and data libraries (SciPy, OR-Tools, Gurobi, CPLEX, Pandas, NumPy)Solid data engineering skills (SQL, data pipelines, data quality)Experience productionising models using cloud platforms (AWS preferred), workflow orchestration, experiment tracking, and CI/CDBackground in operations-heavy industries preferred (aviation, logistics, supply chain, manufacturing, retail)Strong commercial mindset focused on solving real operational business problemsExcellent communication skills with confidence, engaging non-technical stakeholdersComfortable working independently in fast-paced, stakeholder-facing environmentsExperience coordinating across multiple teams or workstreamsKey responsibilities & duties include:Design, build, and own data science and optimisation solutions across operational domains such as workforce planning, scheduling, and supply chainOwn use cases end-to-end: problem definition, modelling, experimentation, and production deliveryAct as a senior technical lead, ensuring high-quality analytical and modelling output across teamsCoordinate across multiple teams and data science workstreams to align approaches and ensure qualityPrototype and industrialise machine learning and optimisation models in Python, following software engineering best practicesBuild and maintain robust data pipelines, including data cleaning, validation, testing, logging, and CI/CDDiagnose model performance, identify trade-offs, and optimise solutions for real-world operational constraintsEngage directly with business stakeholders to frame the right analytical solutionsCommunicate technical findings and recommendations clearly to non-technical audiencesContribute to roadmap and prioritisation discussions, balancing speed vs long-term valueWork independently within a small, high-performing, stakeholder-facing teamDesirable Experience:Advanced degree (Master's or PhD) in Data Science, Computer Science, Statistics or a related discipline Background in consulting, advisory, or professional services environment Experience working across multiple business domains or geographies Exposure to regulated, safety-critical or asset-intensive industries Experience establishing best practices, standards or frameworks for Data Science delivery Strong interest in ethical, transparent and responsible AI  What’s in it for you: An opportunity to join a fast-growing company  Options for career advancement Learning and development opportunities Flexible working environmentCompetitive salaries based on experience Equal Opportunity Employer:Amach is an equal opportunity employer and makes employment decisions on the basis of merit. We celebrate diversity and are committed to creating an inclusive environment for all employees. This job description is intended to convey essential responsibilities and qualifications for this role, but it is not an exhaustive list of tasks that an employee may be required to perform.If you are passionate about driving customer success, advising on strategic solutions, and contributing to product innovation, we would love to hear from you!Not for you?Check out all of our open positions in our careers page and follow us on LinkedIn for future opportunities.P.S. Share this with friends and co-workers! Don't be afraid they'll steal it from you, if you're amazing and smart we'll find a role for you. We are growing fast and we are always looking for talented people.At Amach, we strive to be an inclusive community of open-minded individuals with different backgrounds and we are committed to fostering, cultivating and preserving a culture of diversity, equity and inclusion. We strongly believe that a diversity of experience and background is essential to create a fulfilling environment and better solutions for our people and our customers. All Amach employees and contractors are expected to honour this policy and act to ensure that every individual is respected in the workplace. Your personal dataAmach will process your personal information in accordance with the EU's General Data Protection Regulation (GDPR). We will comply with data protection law and principles, which means that your data will be:Used lawfully, fairly and in a transparent wayCollected only for valid purposes and not used in any way that is incompatible with those purposesRelevant to the purposes we have told you about and limited only to those purposesAccurate and kept up to dateKept only as long as necessary for the purposes we have told you aboutKept securelyIf you would like to contact us about your data, please use the following address: info@amach.com