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Data Scientist

Location: London, POST-LON, United Kingdom
Job ID: R0034708
Date Posted: Oct 24, 2023
Segment: Others (Including Headquarters and R&D )
Business Unit: Hitachi Regional Headquarters
Profession (Job Category): Data Analytics/Business Intelligence
Job Type (Experience Level): Experienced
Job Schedule: Full time
Remote: No

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Our Company

Hitachi drives Social Innovation Business, creating a sustainable society through the use of data and technology. We solve customers' and society's challenges with Lumada solutions leveraging IT, OT (Operational Technology) and products. Hitachi operates under the business structure of “Digital Systems & Services” - supporting our customers’ digital transformation; “Green Energy & Mobility” - contributing to a decarbonized society through energy and railway systems, and “Connective Industries” - connecting products through digital technology to provide solutions in various industries. Driven by Digital, Green, and Innovation, we aim for growth through co-creation with our customers. The company’s consolidated revenues for fiscal year 2022 (ended March 31, 2023) totaled 10,881.1 billion yen, with 696 consolidated subsidiaries and approximately 320,000 employees worldwide. For more information on Hitachi, please visit the company's website at

Hitachi Social Innovation addresses the world’s most challenging social and environmental challenges. By focusing on more efficient usage of assets and systems, we extract value to reach outcomes that matter for business and society – what we call the double bottom line. Combining 100+ years of experience in operational technology (OT) and 60+ years in IT, we harness Hitachi’s broad capabilities in R&D to deliver cutting edge AI and IOT solutions in the core areas of transport, manufacturing and energy.

At Hitachi ZeroCarbon, we envision a zero-carbon future for society.  We are a venture incubation engine which builds innovative end-to-end decarbonization businesses to accelerate the transition to a greener, more efficient world for our customers and society.

Hitachi ZeroCarbon’s mission is to build billion-dollar potential businesses in the green economy to claim Hitachi’s potential as a climate change innovator, and to deliver on our mission to contribute to society.  We incubate and build high-tech growth ventures at the intersection of mobility, energy and digital, enabling Hitachi to play a pivotal role in leading the net-zero transition.

What you’ll be doing

The data science and analytics team is at the core of Hitachi ZeroCarbon as a data-driven business. Our work spans both the commercial and innovation project streams in the business. Our core objectives are to increase the value proposition of our product offerings and extract insights from our large-scale innovation projects. The data science team sits within the Product function so you will be working with data engineers, software developers, business analysts and technical architects.

You will be curious, creative and innovative – experimenting and quickly prototyping ideas, failing fast and learning fast. You’ll take a commercial perspective to problem solving and be agile and flexible in your approach. You’ll thrive on collaboration – engaging with wider teams and business affairs. You’ll take accountability for your own deliveries and manage yourself based on outputs. And you will have a strong customer focus – making it simple for others and caring deeply about success for your customers and stakeholders.

Reporting directly to the Chief Data Scientist, your responsibilities will include:

  • Extracting insights from data gathered from a wide variety of sources with a focus on delivering value to our customers via our product and service offering

  • Developing forecasting and optimisation models to enable smart energy and power management

  • Report and present research findings and developments including status and results clearly and efficiently both internally and externally, verbally and in writing.

  • Coordinate work with Business Analysts on other project work-streams to ensure we operate as ‘One Hitachi’ and exceed our customer expectations

  • Adoption of coding standards and participation in peer code reviews

  • Work closely with the wider product team to ensure overall quality of the delivered trials and technology

  • Write and maintain project documentation and specifications

  • Work with external collaborators and maintain relationships with key individuals as appropriate.

What you bring to the team

We’re looking for a team player, who is motivated by delivering great work and the Hitachi vision. The role will be a mixture of remote-hybrid work with 2 days/week working at Hitachi Office (Broadgate Tower, 20 Primrose Street, EC2A 2EW)

The ideal candidate will possess the following skills and background:

  • 2+ years experience developing machine learning and/or optimisation models applied to real-world data in industry

  • MSc in Computer Science, Electrical Engineering, Statistics, or equivalent fields.

  • Fluency in Python including developing code and releasing to a production environment

  • A solid grounding in SQL

  • Good understanding of software engineering best practices

  • Strong mathematical background (linear algebra, calculus, probability, and statistics)

  • Smart, motivated, can-do attitude, and seeks to make a difference

  • A self-starter who can find solutions to technical challenges through research and experimentation.

  • Ability to communicate deliverables to a non-technical audience

  • Familiar with version control


  • Experience with time series forecasting algorithms

  • Experience formulating

  • Experienced working with cloud services (e.g. Azure)

  • Experience writing SQL queries with a strong focus on efficiency for ETL applications

  • Experience with CI/CD pipelines

  • Proficiency using Spark

  • Energy management or electric vehicle domain knowledge

Benefits Package

Along with a market competitive salary and discretionary bonus scheme, employees have the option to work flexibly in line with our hybrid working model and we would be happy to discuss this with you during the hiring process.

Company Funded Benefits

  • Generous holiday entitlement - with the option to buy up to an additional 5 days per year

  • A Holiday Banking scheme allowing you to bank untaken holiday to use another year

  • Group Personal Pension

  • Private Medical Insurance with self-funded option to cover family members

  • Employee Assistance Programme available to all employees

  • Personal Accident Insurance

Voluntary Benefits (funded by employee) including;

  • Cycle To Work scheme

  • Gym Membership

  • Dental Insurance with option to include dependent children

  • Health screening

  • Dining card

Our Values

We are proud to say we are an equal opportunity employer and welcome all applicants for employment without attention to any factor that doesn’t impact your ability to do the job, including race, colour, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.  We are proud of Japanese heritage, with our values expressed through the Hitachi Spirit:

Wa – Harmony, Trust, Respect

Makoto – Sincerity, Fairness, Honesty, Integrity

Kaitakusha-Seishin – Pioneering Spirit, Challenge

If, like us, you’re pioneering, innovative and motivated to build a zero-carbon transportation future, accelerating the world’s transition to greener, more efficient mobility please get in touch!

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