Consultant, Data Scientist, Digital Innovation

Basic information Location London Business Line Tax & Legal Job Type Permanent / FTC Date published 06-Oct-2025 Req # 20921 Job description Connect to your Industry Deloitte’s Tax Digital Innovation team is a key strategic function within the tax and legal business and includes several future looking capabilities that combined, are helping to drive exciting and innovative growth opportunities. You’ll work as part of a multi-disciplinary team of industry, tax and legal SMEs, technology, and data specialists to provide specialist data science expertise and support on a diverse range of projects with both an internal and client focus. Your role will be as a Data Scientist within our expanding AI & Data Studio. The role involves working on new and existing projects and products, delivering insights to clients, and utilising data to make smarter, better decisions. You will be responsible for applying data mining techniques, undertaking statistical analysis, deploying cutting edge machine learning tools and techniques, and drawing insights and building predictive models on both structured and unstructured data. This role will involve working on the delivery of key data science driven services and transformation projects. This role would suit someone who has a passion for keeping up to date with the latest AI research and going from theory to production. You will thrive in a creative and collaborative environment, getting to create novel AI solutions to complex business problems. Connect to your career at Deloitte Deloitte drives progress. Using our vast range of expertise, we help our clients' become leaders wherever they choose to compete. To do this, we invest in outstanding people. We build teams of future thinkers, with diverse talents and backgrounds, and empower them all to reach for and achieve more. What brings us all together at Deloitte? It’s how we approach the thousands of decisions we make every day. How we behave, our beliefs and our attitudes. In other words: our values. Whatever we do, wherever we are in the world, we lead the way, serve with integrity, take care of each other, foster inclusion, and collaborate for measurable impact. These five shared values lead every decision we make and action we take, guiding us to deliver impact how and where it matters most. Connect to your opportunity Our Tax and Legal Digital Innovation team is expanding its Data and Artificial Intelligence capabilities. The Data and AI studio supports the Tax and Legal business in researching, building, and delivering analytics and AI-driven solutions to our clients. The team has grown rapidly over the last three years in both size and breadth of services. We need high calibre and motivated individuals to continue that growth and explore market differentiating opportunities across the entire Tax and Legal business. Our Tax Digital Innovation team has quickly established a strong reputation for being proactive, entrepreneurial, successful, and fun to work with. Working for us will present you with the opportunity to get involved in high-profile projects and will enable you to expand your horizons. Deloitte’s Tax Digital Innovation team is a key strategic function within the tax and legal business and includes several future looking capabilities that combined, are helping to drive exciting and innovative growth opportunities. You’ll work as part of a multi-disciplinary team of industry, tax and legal SMEs, technology, and data specialists to provide specialist data science expertise and support on a diverse range of projects with both an internal and client focus. Your role will be as a Data Scientist within our expanding AI & Data Studio. The role involves working on new and existing projects and products, delivering insights to clients, and utilising data to make smarter, better decisions. You will be responsible for applying data mining techniques, undertaking statistical analysis, deploying cutting edge machine learning tools and techniques, and drawing insights and building predictive models on both structured and unstructured data. This role will involve working on the delivery of key data science driven services and transformation projects. This role would suit someone who has a passion for keeping up to date with the latest AI research and going from theory to production. You will thrive in a creative and collaborative environment, getting to create novel AI solutions to complex business problems. Proactively sourcing external structured and unstructured data sets to enhance services and insights Processing, cleansing, and verifying the integrity of data used for analysis Performing ad-hoc analysis and presenting results from a business-centric perspective Building innovative models to classify and predict tax and legal data leveraging state-of-the-art machine learning and deep learning techniques Design, build and test data pipelines for machine learning that are reliable, scalable, and easily deployable Perform constant tracking of performances Clearly and confidently articulate the value and benefits of delivering analytics projects to clients Working closely with Tax and Legal SMEs to build a deep understanding of business/client challenges and in the development of Proof of Concepts Share, communicate and develop bespoke AI solutions Drive automation and optimisation of business workflows, helping clients to drive efficiency Connect to your skills and professional experience Essential Strong understanding of core machine learning algorithms and basic statistical methods. Experience experimenting with Generative AI (e.g. LangChain, Hugging Face, LlamaIndex). Proficient in Python and key data science libraries (NumPy, Pandas, scikit-learn). Experience working with structured and unstructured datasets. Familiar with version control (Git) and collaborative coding practices. Good communication and teamwork skills. Desirable Exposure to Azure data & AI services such as Azure Machine Learning, Foundry etc. Basic knowledge of MLOps/DevOps concepts (pipelines, deployment, monitoring). Understanding of model evaluation and reliability checks. Familiarity with frameworks like TensorFlow or PyTorch. Experience with data visualisation tools such as PowerBI and Tableau. Connect to your business – Tax Innovation and tax consultancy may not seem to go together, but that’s exactly what you’ll find at Deloitte. We’re constantly seeking the new and working together to push the limits of what’s possible. Discover a new kind of tax career that you can make your own. Tax Our comprehensive range of services encompasses everything from the completion of tax returns (corporation tax self-assessment) to complex consultancy assignments and strategic tax planning. We advise on corporate and general tax, international M&A, stamp tax, cross-border transfer pricing, reorganisations and reconstructions, and competent authority negotiations. Personal independence Regulation and controls are standard practice in our industry and Deloitte is no exception. These controls provide important legal protection for both you and the firm. We are subject to a number of audit regulations, one of which requires that certain colleagues abide by specific personal independence constraints (e.g., in relation to any financial interests and employment relationships). This can mean that you and your "Immediate Family Members" are not permitted to hold certain financial interests (shares, funds, bonds etc.) with audit clients of the firm, and also prohibitions on certain employment relationships (e.g., you are not permitted to hold a secondary employment role with SEC audit clients of the firm whilst being employed by the firm). The recruitment team will provide further detail as you progress through the recruitment process or you can contact the Independence team upon request. Connect with your colleagues “I thoroughly enjoy the opportunities and the people I engage with: they enrich my day immensely. Every week throws up new challenges, new risks to assess, new plans to develop." - Montine, Tax “At Deloitte we work with some of the world’s biggest and most prestigious businesses, because we’re recognised for our expertise and insight. Every challenge, issue or opportunity has tax considerations - and so we give insightful and proactive advice to help clients navigate risk, complexity, and business-critical decisions." - Oliver, Tax Our hybrid working policy You’ll be based in London with hybrid working. At Deloitte we understand the importance of balancing your career alongside your home life. That’s why we’ll support you to work flexibly through our hybrid working policy. Depending on the requirements of your role, you’ll have the opportunity to work in your local office, virtual collaboration spaces, client sites and remotely. You’ll get the chance to meet face to face when needed, while you collaborate and learn from colleagues, share your experiences, and build the relationships that will fuel your career and prioritise your wellbeing. Please check with your recruiter for the specific working requirements that may apply for your role. Connect to your return to work opportunity Are you looking to return to the workplace after an extended career break? For this role we can offer coaching and support designed for returners to refresh your knowledge and skills, and help your transition back into the workplace after a career break of two years or more. If this is relevant for you, just let your recruiter know when you make your application. Our commitment to you Making an impact is more than just what we do: it’s why we’re here. So we work hard to create an environment where you can experience a purpose you believe in, the freedom to be you, and the capacity to go further than ever before. We want you. The true you. Your own strengths, perspective and personality. So we’re nurturing a culture where everyone belongs, feels supported and heard, and is empowered to make a valuable, personal contribution. You can be sure we’ll take your wellbeing seriously, too. Because it’s only when you’re comfortable and at your best that you can make the kind of impact you, and we, live for. Your expertise is our capability, so we’ll make sure it never stops growing. Whether it’s from the complex work you do, or the people you collaborate with, you’ll learn every day. Through world-class development, you’ll gain invaluable technical and personal skills. Whatever your level, you’ll learn how to lead. Connect to your next step A career at Deloitte is an opportunity to develop in any direction you choose. Join us and you’ll experience a purpose you can believe in and an impact you can see. You’ll be free to bring your true self to work every day. And you’ll never stop growing, whatever your level. Discover more reasons to connect with us, our people and purpose-driven culture at deloitte.co.uk/careers RTWPROG WPFULL SLTAXC BATAXX