Senior AI Engineer
Next15 is a data and technology-led growth consultancy that employs nearly 4,000 people across 38 offices in 15 countries. Within our family of 24 consultancies and marketing businesses, we focus on solving our clients’ growth problems.
Role overview
We are looking for a Senior Engineer with a passion for AI and relevant qualifications to join our Innovation team in London. You'll lead a team of AI engineers, guiding them to excel, ultimately shaping our future through cutting-edge technology. Reporting to our Transformation Lead you will help define, implement, and support AI-driven projects that enhance efficiency and productivity across the Group.
Our team comprises passionate and forward-thinking people and we believe in the potential of AI and how it can help us unlock new efficiencies, productivity and innovation for our brands and clients. Collaboration is at the heart of our team’s success and we value everyone’s unique perspective and contribution and are proud to foster a close-knit and flexible environment.
As a Senior AI Engineer at Next 15, you will:
Lead and inspire a team of engineers focused on AI-related projects
Collaborate with diverse teams to define AI project scopes, technical requirements, and architecture
Drive the design and development of AI-powered software solutions, ensuring alignment with business objectives and industry best practices
Oversee AI algorithm development, data modelling, and analysis
Implement AI solutions and technologies for enhanced efficiency, productivity, and innovation across the Group and our brands
Participate in hands-on coding, debugging, and problem-solving to meet project goals
Stay informed about the latest advancements in AI technologies and propose relevant solutions to improve our product offerings
Manage and optimise AI system infrastructure for performance, scalability, and security
Provide technical guidance and support to resolve complex technical challenges, leveraging AI capabilities
You will bring:
A degree in computer science, engineering, AI or an IT-related subject
Leadership experience within a development team
Proficiency in programming languages relevant to AI such as Python, R or Java
Deep understanding of AI algorithms, machine learning, natural language processing and data analysis
Experience with AI/ML frameworks and libraries e.g TensorFlow, PyTorch
Knowledge of cloud platforms e.g AWS, Azure and their AI-related services
Experience with successful resolution of AI-specific technical challenges
And in return, Next 15 offers:
Excellent salary
6% matched pension contributions
30 days annual leave
Green Car scheme that saves you up to 40% on the cost of driving an electric car with a wide variety of cars to choose from
Group Life insurance
Flexible working
Career progression
Open and collaborative workplace culture
Why Us?
At Next 15, our people are our biggest investment and greatest asset. Whether it's creativity or analytical insight, we always look for people with a genuine passion for what they do, a desire to succeed and always endeavour to find new ways of working with clients.
We are committed to creating an inclusive and diverse workforce. We uphold and celebrate our differences. We do not discriminate.
Regardless of your colour, race, ancestry, national origin, citizenship, social background, religion, gender identity, sexual orientation, age, marital status, disability, or veteran status, you are welcome to join us. Just bring your whole self.
- Department
- Next 15
- Locations
- London - Great Portland Street
- Remote status
- Hybrid Remote

London - Great Portland Street
Workplace & culture
We work in a supportive hybrid environment with a culture that enables us to celebrate our differences as people from diverse backgrounds. We are challenged daily by our mission to inch towards making better versions of ourselves which translates into the growth of our brands and making them better.
About Next15
We are growth consultants. We are obsessed with finding ways to help our customers grow sustainably whether that’s focused on their revenue, brands or impact on the world. Everything we do is driven by data and embraces technology. We employ close to 4,000 people across 42 offices in 15 countries, incorporating 22 subsidiary agencies spanning digital content, marketing, PR, consumer, technology, marketing software, market research, public affairs and policy communications.
Our Mission
Our mission is to become the world’s leading growth consultancy. For Next 15, growth consulting isn’t just about growth in sales and profitability. It is growth in reputation, talent and product market share. It’s growth in valuation, innovation and talent retention. Growth is a complex problem, and it needs a sophisticated solution.
Businesses are increasingly one large, interconnected digital entity. A problem or opportunity in one area is now connected to everything else. We view our clients through this digital lens to knit together insight, creative, business design, digital build and customer engagement under one roof to solve today’s most pressing business challenges.
Environmental, Social and Corporate Governance
We have accelerated our commitment to running a more sustainable, equitable and diverse organisation that displays leadership in governance and values. We are using the internationally recognised B Corp framework to focus our strategy on people, planet and profit.
Senior AI Engineer
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