Solirius Reply

Senior Data Scientist

Solirius Reply  •  London, GB (Onsite)  •  3 months ago
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Job Description

About Us:

Solirius Reply, part of the Reply Group, delivers technical consultancy and application delivery to our clients in order to solve real world problems and allow our clients to respond to an ever-changing technical landscape. We partner closely with our clients, embedding our consultants into their businesses in order to provide a bespoke service, allowing us to truly understand our clients’ needs.

It is this close collaboration with our clients that has enabled us to grow rapidly in recent years and will drive our ambitious future growth plans. We currently have over 300 consultants working with a variety of key clients from both the public and private sectors such as the Ministry of Justice, Department for Education, FCDOS, UEFA, International Olympic Committee and Mercedes Benz; with plans to increase our client base further in the near future.

We operate as a flat organisation and believe in trusting and supporting our team to operate independently. We pride ourselves on being specialists at what we do, making the most of our consultants’ expertise in their fields in order to provide a best-in-class service to our clients. All our consultants have the opportunity to work on a range of different projects, providing a broad range of knowledge on which to develop their careers and progress in the direction they choose.

About You:

You are a motivated and adaptable professional with a strong analytical mindset and a passion for using technology to solve real-world problems. You enjoy working in collaborative, agile teams and take pride in delivering high-quality solutions that make a tangible impact. With strong communication skills and a consultative approach, you’re comfortable engaging with clients, understanding their needs, and translating them into effective outcomes. You understand and align with Solirius Reply Values

Requirements

The Role:

We are seeking an AI Data Scientist to help build intelligent, data-driven products. You will design, develop, and deploy machine learning models, working across data engineering and analytics to solve complex business problems. You’ll collaborate with product, engineering, and business teams to transform data into actionable insights and high-impact AI solutions.

Key Responsibilities:

  • Design, develop, and deploy machine learning and AI models (e.g., predictive models, NLP, computer vision, recommender systems).
  • Explore, cleanse, and transform large structured and unstructured datasets
  • Conduct statistical analysis, experiment design, feature engineering, and model evaluation.
  • Build scalable data pipelines and automate model training and inference processes.
  • Collaborate with engineering teams to integrate models into production systems.
  • Monitor model performance, detect drift, and implement continuous improvement strategies.
  • Communicate complex findings clearly to both technical and non-technical stakeholders.
  • Stay current with advancements in AI/ML (LLMs, generative AI, reinforcement learning) and evaluate their potential impact on products.

Key Skills & Experience:

  • Experience in machine learning, data science, or applied AI roles.
  • Proficiency in Python and ML libraries (Pandas, NumPy, Scikit-learn, TensorFlow, PyTorch).
  • Strong understanding of statistics, ML algorithms, and model evaluation techniques.
  • Experience working with cloud platforms (AWS, Azure, or GCP) and ML pipelines.
  • Ability to analyse large datasets and communicate insights effectively.
  • Experience with LLMs, generative AI, and prompt engineering.
  • Knowledge of MLOps tools and frameworks (MLflow, Kubeflow, Airflow).
  • Familiarity with SQL, NoSQL, and distributed data technologies.
  • Experience deploying AI models in production environments.
  • Publications, patents, or open-source contributions in ML/AI.

Benefits

What We Offer:

  • Competitive Salary
  • Bonus Scheme
  • Private Healthcare Insurance
  • 25 Days Annual Leave + Bank Holidays
  • Up to 10 days allocated for development training per year
  • Enhanced Parental Leave
  • Paid Fertility Leave (5 Days)
  • Statutory & Contributory Pension
  • EAP with Help@Hand
  • Gym Membership Benefits
  • Flexible Working
  • Annual Away Days/Company Socials

Equality & Diversity:

Solirius Reply is an equal opportunities employer. We are committed to creating a work environment that supports, celebrates, encourages, and respects all individuals and in which all processes are based on merit, competence and business needs. We do not discriminate on the basis of race, religion, gender, sexuality, age, disability, ethnicity, marital status or any other protected characteristics.

Should you require further assistance or require any reasonable adjustments be put in place to better support your application process, please do not hesitate to raise this with us.

Solirius Reply

About Solirius Reply

Since 2007, we’ve helped organisations across the public and private sector simplify complex technology problems through people-centred solutions. We focus on understanding our client’s unique context and work with them to deliver change that drives real business value.

We are now part of the Reply Group, providing access to a broad network of digital and data specialists and global IT partnerships, expanding our ability to deliver innovative solutions at scale.

Our multidisciplinary teams are made up of delivery, technology, software and user experience experts who take strategies from inception through to business adoption, ensuring solutions not only work, but work for the people who use them.

We provide the following services:

1) Technology Consulting

To help get large technology projects off to the best possible start we can provide technical consultants who work with our clients to provide them with independent technical advice and guidance, supporting them with market analysis, IT strategy development, technical architecture and technical risk assessment.

2) Software Engineering

We believe that working in a small, highly skilled, multi disciplined team is the most effective way of delivering quality software. At the core of our philosophy is the need for the entire team to have a shared common understanding of the product that they need to build.

3) Delivery Consulting

Our delivery practice is focussed around you the client. By focussing on understanding your needs and your customers needs we will work with you to create a delivery approach, which delivers solutions that provide outstanding results for your business and your customers.

4) Business Consulting

Bridging the gap between users, business stakeholders and digital delivery teams to truly understand goals and develop pragmatic, creative and effective solutions.

Follow us on Twitter @SoliriusC

Industry
Unknown
Company Size
201-500 employees
Headquarters
London, GB
Year Founded
2007
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