Data Scientist – Lead Data Scientist, Analytics & Cognitive - Flexible working, returners

Belfast (County)
17 Sep 2021
17 Oct 2021
Consultancy, IT
Contract Type

Data Scientist – Lead Data Scientist, Analytics & Cognitive, Consulting, Across all UK locations

Your opportunity

Take your career to the next level by joining one of the world's best and most recognized professional services firms. Within Deloitte's Analytics and Cognitive service offering, we imagine, deliver and run innovative solutions to help our clients solve complex challenges and maximize the value of their data. At Deloitte, you will be able to build your career, access the best training and learning opportunities, and develop new skills and hone existing ones. We work for a huge variety of interesting, international, and world-leading clients on exciting next generation technology-enabled projects.

We are looking for candidates at all levels of experience across Data, Engineering and Cloud expertise to join us, working in fast-paced teams with other highly talented, fun and motivated colleagues.

We encourage consideration of flexible ways of working, both formal and informal arrangements that allow for the best outcomes for our people and our clients. If this opportunity is of interest to you with some flexibility, please do discuss with us.

You will be part of the following wider group within our Consulting portfolio offerings:

Strategy, Analytics and M&A

How do you make intelligent, future-proof decisions in a world where change is the one constant? That's exactly what you'll help our clients to do. You'll build trusted relationships with business stakeholders - and use the most exciting new technologies available - to create data-driven programmes that transform their organisations. Your advice will help clients position their organisations to succeed in an ever-evolving marketplace.

We encourage consideration of flexible ways of working, both formal and informal arrangements that allow for the best outcomes for our people and our clients. If this opportunity is of interest to you with some flexibility, please do discuss with us.

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 2 years or more. If this is relevant for you, just let your recruiter know when you make your application.

Data Science & Engineering

At Deloitte, we are seeking new talent to join our multidisciplinary Data Science and Data Engineering team. Our goal is to help our clients to drive innovation and insight from their data, using cutting edge Data Science and Machine Learning techniques, and Digital Transformation.

We deliver this through a combination of:

  • Advanced Data Analytics & Visualisation — helping organisations understand and gain knowledge from their data
  • Innovative Solutions — engineering innovative A.I. and machine learning driven it'solutions from initial proof-of-concept to large scale production services.
  • Leveraging public cloud services, in particular Azure and AWS.
  • Business transformation — upskilling and transforming businesses so that they can continue to innovate and leverage advanced analytics and A.I. techniques in a self-sufficient and sustainable manner.

Potential candidates should have a passion for data, a strong background in either data science (including statistical analysis) or data engineering (e.g. relational and/or NoSQL databases), and a willingness to pick up new skills and work across a variety of projects with clients spanning multiple industries.

Candidates will be considered for Analyst to Manager grades based on experience.

Your work, your choice

At Deloitte we believe the best impact is the value we add, not the hours we sit at our desk. We carefully consider agile ways of working, both formal and informal, that allow for the best impact for our people and our clients. Please speak to your recruiter about the working pattern that works best for you.

Location: Your home office is in Belfast, but this client-facing role provides lots of opportunity for travel in the UK and overseas.

Work pattern: This is a permanent full-time role.

Your professional experience

Our consultants work in a variety of projects to solve clients' toughest data problems by combining industry experience, consulting and analytical skills to create a lasting impact.

Our projects and clients vary greatly and your responsibilities will differ based on your level of experience/skillset and the focus of the client engagement, but within our Analytics & Cognitive Belfast practice, your role is likely to some or all of the following:

Technical experience:

We are looking for candidates of all experience levels who are able to demonstrate skills and experience across some of the following areas.


  • Experience in data extraction and manipulation in SQL
  • Programming skills in Python, R, or Java
  • Experience in manipulation, cleansing and analysis of structured and unstructured / semi-structured data (e.g. raw text, json, xml)
  • Effective communication skills - able to communicate technical knowledge to users and business stakeholders
  • Have obtained or are eligible for security clearance


Data Science & Analytics skills:

  • Statistical Analysis & Modelling
  • Predictive Modelling, Regression and Classification techniques
  • Deep learning tools and techniques
  • Computer vision and/or Natural Language Processing (NLP) applications
  • Data Visualisation (e.g. using Python, Tableau, R Shiny)
  • Hands on experience developing with relevant Python toolkits or R equivalents e.g. Jupyter Notebook, NumPy, pandas, Dask, Keras, TensorFlow

Data Engineering skills:

  • Knowledge of enterprise data architecture and data modelling
  • Relational database modelling including transactional systems and data warehousing
  • Big Data technologies, e.g. Hadoop, Spark, Hive
  • NoSQL databases e.g. MongoDB, Cassandra, Elasticsearch, Graph databases
  • Experience working with Unix command line and shell scripting
  • Cloud Architecture or Engineering experience with emphasis on data and analytics services
  • Relevant certifications in Microsoft Azure or AWS
  • Knowledge of test driven development, DevOps and CI/CD best practices
  • Hands-on experience with microservice architectures and containerisation (e.g. Docker and Kubernetes)
  • Experience developing and working with REST APIs

Your service line: Consulting

Our people and the way we work are the two things that set us apart in the consulting universe. For us, collaboration is fundamental to success, along with an unrivalled depth and breadth of expertise. We work closely with our clients and each other, at every stage of every project, solving our clients' trickiest problems with a mix of knowledge, creativity and intellectual rigour. A hugely diverse range of clients rely on us to deliver the kind of change that adds genuine, lasting value to their business.

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. 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.  The recruitment team will provide further detail as you progress through the recruitment process.

About Deloitte

Our Purpose & Strategy

To make an impact that matters for our clients, our people and society - defines who we are and what we stand for. Our purpose provides the foundation for our strategy and our aspiration to be the undisputed leader in professional services: this is not about size, it's about being the first choice. The first choice for the largest and most influential clients, and the first choice for the best talent.

What do we do?

Deloitte offers global integrated professional services that include Audit & Assurance, Consulting, Financial Advisory, Legal, Risk Advisory and Tax Consulting. Our approach combines intellectual leadership, industrial expertise, insight, consulting & problem solving capabilities whatever the role, technology revolutions and innovation from multiple disciplines to help our clients excel anywhere in the world.

Beyond the UK: Deloitte North and South Europe

The UK is part of Deloitte North and South Europe (NSE), the second largest member firm in the Deloitte network. Deloitte NSE combines operations in Belgium, Central Mediterranean (Italy, Greece, Malta), Ireland, the Middle East (Bahrain, Cyprus, Egypt, Iraq, Jordan, Kuwait, Lebanon, Libya, Oman, Palestinian Ruled Territories, Qatar, Saudi Arabia, United Arab Emirates, Yemen), the Netherlands, the Nordics (Denmark, Finland, Iceland, Norway and Sweden), Switzerland and the UK. Deloitte NSE brings together 2,700 partners and over 50,000 people, combining our unmatched breadth and depth of capabilities in audit and assurance, consulting, financial advisory, risk advisory, and tax and legal across the region. Being part of Deloitte NSE supports our aspiration to be the undisputed leader in professional services and will create more opportunity and growth for our people.

What do we value?

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 maximum 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.

Being a Leader at Deloitte

Cultural fit and purpose-led leadership is crucial for Deloitte. Our leaders always set the example and inspire their colleagues. They make quality time for people and take an interest in them. They know what matters to people - both inside and outside work – and value them as individuals; always finding opportunities to develop them while showing respect and appreciation.

We expect colleagues at all levels to embrace and live our purpose and our leadership culture by challenging themselves to identify issues that are most important for our clients, our people, and for society and make an impact that matters. We know leadership comes in all shapes and sizes, but our Leadership Charter helps all of our people understand what we're looking for:

  • We live our purpose: we act as a role model, embracing and living our purpose and values, and recognising others for the impact they make
  • We develop talent: we develop high-performing people and teams through challenging and meaningful opportunities
  • We drive performance: we deliver exceptional client service; maximise results and drive high performance from people while fostering collaboration across businesses and borders
  • We believe positive influence can make an impact that matters: we influence clients, teams, and individuals positively, leading by example and establishing confident relationships with increasingly senior people
  • We move, together, towards a strategic direction: we understand key objectives for clients and Deloitte, aligning people to objectives and setting priorities and direction.

Please click 'Apply' to submit your application