Lead Consultant

We’re looking for a Lead Consultant to join our growing UK team. In this role, you’ll drive OneStream implementations, applying your expertise in areas such as consolidation and planning to create solutions tailored to client needs. You’ll play a central role in projects, shaping designs through interactive build sessions and ensuring concepts become practical, effective outcomes. With ownership of solution design and delivery, you’ll collaborate closely with clients and stakeholders to deliver real impact.

Our values reflect the best of who we are at inlumi, and who we strive to become to bring our vision to life. We use them as our compass when navigating difficult decisions and prioritising our goals. We care and want to see you thrive, providing you with the support, coaching and mentorship to help you to grow and achieve your career goals. We offer a variety of training and development opportunities to help you grow and offer exciting opportunities for progression. We want to create an environment where you feel safe to be yourself, take risks, try new things, and dare to deliver. You can read more about how we do this at inlumi here .

Responsibilities

• Lead the build for smaller projects or drive the development of individual components.
• Lead and participate in solution design and iterative build sessions with clients, ensuring business requirements are understood and effectively translated into OneStream solutions.
• Deliver functional expertise across core EPM areas such as financial consolidation, planning, budgeting, and forecasting.
• Perform hands-on configuration of OneStream applications, ensuring best practices are applied.
• Provide guidance and support to project team members, with potential opportunities to mentor or lead small teams where required.
• Collaborate with stakeholders across finance, IT, and business operations to ensure successful delivery of project outcomes.

Requirements

• 3–5 years of hands-on experience with OneStream implementation projects.
• Strong understanding of OneStream configuration and build activities across multiple modules.
• Functional expertise in at least one core EPM area (e.g., financial consolidation, planning, budgeting, forecasting) , with the flexibility to work across others.
• Proven ability to work directly with clients in design workshops, build iterations, and solution validation.
• Strong problem-solving skills, with the ability to balance technical detail with business outcomes.
• Experience in leading or mentoring small project teams is desirable, but not essential.
• Excellent communication and interpersonal skills, with the confidence to engage with both technical and business stakeholders.
• Experience with Account Reconciliations is a plus.

Our Culture

We trust you to get the job done in a way that works for you.

All inlumi team members are unique and we ensure that everyone is given the space to be themselves. This also means that if you have ideas or suggestions, you will have plenty of opportunities to discuss them with management and your project team, as well as the wider inlumi community. Our culture also provides the opportunity for you to drive initiatives you think are important.

inlumi is partnered with Mossy Earth, a social enterprise with the aim of restoring wild ecosystems, supporting wildlife and biodiversity, and helping to fight climate change. As well as sponsoring rewilding projects, we plant 4 trees a month on behalf of each employee.

Please note this position does not offer visa sponsorship. All applicants must have current legal authorisation to work in the United Kingdom .