Senior Data Engineer

Kainos
Belfast, Northern Ireland
3 months ago
Applications closed

Related Jobs

View all jobs

Senior Data Engineer

Synthesia London, United Kingdom
Hybrid

Senior Data Engineer

SF Partners Birmingham, United Kingdom

Senior Data Engineer

ISR Recruitment Manchester, United Kingdom

Senior Data Engineer

Pontoon Warwick, United Kingdom

Senior Data Engineer

Hays Technology Abingdon, OX14 5BH, United Kingdom

Senior AWS Data engineer (LDW Data Warehouse Discovery)

Experis Telford, Shropshire, SY2 5TN, United Kingdom
£400 – £480 pd Hybrid Clearance Required
Posted
29 Jan 2026 (3 months ago)

Join Kainos and Shape the Future

At Kainos, we’re problem solvers, innovators, and collaborators - driven by a mission to create real impact. Whether we’re transforming digital services for millions, delivering cutting‑edge Workday solutions, or pushing the boundaries of technology, we do it together.

We believe in a people-first culture, where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, you’ll be part of a diverse, ambitious team that celebrates creativity and collaboration.

Ready to make your mark? Join us and be part of something bigger.

Main purpose of the role & responsibilities in the business

As a Senior Data Engineer (Senior Associate) at Kainos, you will be responsible for designing and developing data processing and data persistence software components for solutions which handle data at scale. Working in agile teams, Senior Data Engineers provide strong development leadership and take responsibility for significant technical components of data systems. You will work within a multi-skilled agile team to design and develop large‑scale data processing software to meet user needs in demanding production environments.

Your responsibilities will include:
  • Working to develop data processing software primarily for deployment in Big Data technologies. The role encompasses the full software lifecycle including design, code, test and defect resolution.
  • Working with Architects and Lead Engineers to ensure the software supports non‑functional needs.
  • Collaborating with colleagues to resolve implementation challenges and ensure code quality and maintainability remains high. Leads by example in code quality.
  • Working with operations teams to ensure operational readiness.
  • Advising customers and managers on the estimated effort and technical implications of user stories and user journeys.
  • Coaching and mentoring team members.
Minimum (Essential) Requirements
  • Strong software development experience in one of Java, Scala, or Python.
  • Software development experience with data‑processing platforms from vendors such as AWS, Azure, GCP, Databricks.
  • Experience of developing substantial components for large‑scale data processing solutions and deploying into a production environment.
  • Proficient in SQL and SQL extensions for analytical queries.
  • Solid understanding of ETL/ELT data processing pipelines and design patterns.
  • Aware of key features and pitfalls of distributed data processing frameworks, data stores and data serialisation formats.
  • Able to write quality, testable code and has experience of automated testing.
  • Experience with Continuous Integration and Continuous Deployment techniques.
  • A Keen interest in AI Technologies.
Desirable Requirements
  • Experience of performance tuning.
  • Experience of data visualisation and complex data transformations.
  • Experience with steaming and event‑processing architectures including technologies such as Kafka and change‑data‑capture (CDC) products.
  • Expertise in continuous improvement and sharing input on data best practice.
  • Practical experience with AI technologies, tools, processes and delivery.
Embracing our differences

At Kainos, we believe in the power of diversity, equity and inclusion. We are committed to building a team that is as diverse as the world we live in, where everyone is valued, respected, and given an equal chance to thrive. We actively seek out talented people from all backgrounds, regardless of age, race, ethnicity, gender, sexual orientation, religion, disability, or any other characteristic that makes them who they are. We also believe every candidate deserves a level playing field.

Our friendly talent acquisition team is here to support you every step of the way, so if you require any accommodations or adjustments, we encourage you to reach out.

We understand that everyone's journey is different, and by having a private conversation we can ensure that our recruitment process is tailored to your needs.


#J-18808-Ljbffr

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

Where to Advertise Data Science Jobs in the UK (2026 Guide)

Advertising data science jobs in the UK requires a different approach to most technical hiring. Data science spans a broad and often misunderstood spectrum — from statistical modelling and experimental design through to machine learning engineering, product analytics and AI research. The strongest candidates identify firmly with specific subdisciplines and are frustrated by adverts that conflate data scientist with data analyst, business intelligence developer or machine learning engineer. General job boards produce high application volumes for data roles but consistently fail to match specialist data science profiles with the right opportunities. This guide, published by DataScienceJobs.co.uk, covers where to advertise data science roles in the UK in 2026, how the main platforms compare, what employers should expect to pay, and what the data says about hiring across different role types.

Data Science Jobs UK 2026: What to Expect Over the Next 3 Years

Data science has spent the past decade being described as the sexiest job of the twenty-first century. By 2026, the reality is both more nuanced and more interesting than that label ever suggested. The discipline has matured, fragmented, deepened, and in some respects reinvented itself — and the jobs market has changed with it in ways that create genuine opportunity for those who understand what employers actually want, and genuine difficulty for those still operating on assumptions formed five years ago. The data science jobs market of 2026 is not simply a larger version of what it was three years ago. The generalist data scientist — equally comfortable wrangling data, building models, and presenting insights to the board — is giving way to a more specialised landscape where employers know exactly what problem they are trying to solve and are looking for candidates with the specific depth to solve it. Machine learning engineering, causal inference, experimentation, AI product development, and domain-specific applied science have all emerged as distinct career tracks within what was previously a single, loosely defined profession. At the same time, the arrival of large language models and the broader AI capability wave has both threatened and created data science roles in equal measure. Some of the work that junior data scientists spent their early careers doing — data cleaning, exploratory analysis, basic model building — is being partially automated by AI tooling. But the demand for practitioners who can evaluate AI systems rigorously, apply statistical thinking to complex business problems, and build the data foundations on which AI depends has grown considerably. The candidates who will thrive over the next three years are those who understand where the discipline is heading — which specialisms are attracting the most investment, which technologies are reshaping what data scientists are expected to build and know, and how to position a data science career that will remain valuable as the field continues to evolve around them. This article breaks down what the UK data science jobs market is likely to look like through to 2028 — covering the titles emerging right now, the technologies driving employer demand, the skills that will matter most, and how to position your career ahead of the curve.

New Data Science Employers to Watch in 2026: UK and International Companies Leading Analytics and AI Innovation

Data science has emerged as one of the most transformative forces across industries, turning raw information into actionable insights, predictive models, and AI-powered solutions. In 2026, the UK is witnessing a surge in organisations where data science is not just a support function but the core of their products and services. For professionals exploring opportunities on www.DataScience-Jobs.co.uk , identifying these employers early can provide a competitive advantage in a market with high demand for advanced analytics and machine learning expertise. This article highlights new and high-growth data science employers to watch in 2026, focusing on UK startups, scale-ups, and global firms expanding their data science operations locally. All of the companies included have recently raised investment, won high-profile contracts, or significantly scaled their analytics teams.