Senior Data Engineer

Prague, Czechia

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Key information

Date live: 07/23/2025

Business Area: Risk Finance and Treasury

Area of Expertise: Technology

Contract: Permanent

Reference Code: JR-0000065742

It’s happening at Barclays.

Be a part of a place where challenges are measured in billions, qubits and nanoseconds. Build your career in an environment where we’re advancing machine learning, leveraging blockchains, and harnessing FinTech. Working in Barclays technology, you’ll reimagine possibilities: learning and innovating to solve the challenges ahead, delivering for millions of customers.
We are shaping the future of financial technology.
Why not join us and make it happen here?

Where will you be located?

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Join Barclays as a Senior Data Engineer and be part of a major data transformation within our Consumer Credit Risk (CCR) function. We're building a brand-new team in Prague to create next-generation data platforms that will replace legacy systems like Teradata, Hadoop, and SAS. You'll work with modern technologies such as AWS (S3, Lambda, Step Functions), dbt Core, Airflow, and Databricks to build powerful, scalable solutions that support the bank's ability to measure and manage credit risk. Your work will help provide clean, reusable data to data scientists and quants, enabling them to model the likelihood of customers defaulting on loans, assess portfolio health, and run stress tests simulating scenarios like economic downturns.

This is a unique opportunity to shape a Centre of Excellence for Engineering in Prague. You'll collaborate closely with risk officers, business stakeholders, and technical experts to deliver impactful, regulatory-compliant solutions. Barclays is heavily investing in cloud and automation, and you'll be part of a tech-driven environment with an active engineering community that values innovation, knowledge sharing, and modern ways of working.

To be successful in this role, you will need the following:

Strong hands-on data engineering experience delivering production-grade solutions.
Ability to design, implement and optimize complex data pipelines independently.
Strong SQL and programming (Python preferred); capable of building reusable and scalable code.
Experience with modern orchestration tools (e.g. Airflow, Step Functions, etc.).
Hands-on experience on any cloud platform (AWS preferred or equivalent such as Azure Data Factory, GCP Dataflow).
Ability to proactively analyze existing processes, suggest improvements, and drive technical solutions end-to-end.
Comfortable engaging with stakeholders, understanding business requirements, and translating them into technical design.

Other highly valued skills include:

AWS-native stack: S3, Lambda, SNS, Step Functions, Glue, IAM, Redshift.
Experience with dbt Core for data transformations.
Exposure to migrating legacy data platforms (Teradata, Hadoop, SAS) into modern cloud architectures.
Familiarity with Databricks or similar platforms for advanced analytics.
Exposure to credit risk, banking risk, or broader financial services domain.
Understanding of data security, regulatory, and risk management principles in banking.

You may be assessed on the key critical skills relevant for success in the role, such as risk and controls, change and transformation, business acumen, strategic thinking and digital and technology, as well as job-specific technical skills.

The successful candidate will be based in Prague (Gemini Building).

Purpose of the role

To build and maintain the systems that collect, store, process, and analyse data, such as data pipelines, data warehouses and data lakes to ensure that all data is accurate, accessible, and secure.

Accountabilities

Build and maintenance of data architectures pipelines that enable the transfer and processing of durable, complete and consistent data.
Design and implementation of data warehoused and data lakes that manage the appropriate data volumes and velocity and adhere to the required security measures.
Development of processing and analysis algorithms fit for the intended data complexity and volumes.
Collaboration with data scientist to build and deploy machine learning models.

Assistant Vice President Expectations

Advise and influence decision making, contribute to policy development and take responsibility for operational effectiveness. Collaborate closely with other functions/business divisions.
Lead collaborative assignments and guide team members through structured assignments, identify the need for the inclusion of other areas of specialisation to complete assignments. They will identify new directions for assignments and/or projects, identifying a combination of cross functional methodologies or practices to meet required outcomes.
Consult on complex issues; providing advice to People Leaders to support the resolution of escalated issues.
Identify ways to mitigate risk and developing new policies/procedures in support of the control and governance agenda.
Take ownership for managing risk and strengthening controls in relation to the work done.
Perform work that is closely related to that of other areas, which requires understanding of how areas coordinate and contribute to the achievement of the objectives of the organisation sub-function.
Collaborate with other areas of work, for business aligned support areas to keep up to speed with business activity and the business strategy.
Engage in complex analysis of data from multiple sources of information, internal and external sources such as procedures and practises (in other areas, teams, companies, etc.) to solve problems creatively and effectively.
Communicate complex information. 'Complex' information could include sensitive information or information that is difficult to communicate because of its content or its audience.
Influence or convince stakeholders to achieve outcomes.

All colleagues will be expected to demonstrate the Barclays Values of Respect, Integrity, Service, Excellence and Stewardship – our moral compass, helping us do what we believe is right. They will also be expected to demonstrate the Barclays Mindset – to Empower, Challenge and Drive – the operating manual for how we behave.

Barclays welcomes applications from all candidates and is committed to ensuring reasonable adjustments (accommodations) are put in place to allow for a fair and inclusive recruitment process. For more information and how to request one, please review Adjustments to the recruitment process.

We’re a global, vital and highly respected financial organisation with an inspiring Purpose. Operating in 39 countries and employing around 100,000 people across the world, we help communities, individuals and businesses thrive. And we’ve created financial solutions and technology that the world now takes for granted. A career with us can offer incredible variety, depth and breadth of experience, and the chance to learn from some of the best minds in technology and finance.

To find out more about Barclays' strategy please click here.

We are an equal opportunity employer and opposed to discrimination on any grounds. It is the policy of Barclays to ensure equal employment opportunity without discrimination or harassment on the basis of race, colour, creed, religion, national origin, alienage or citizenship status, age, sex, sexual orientation, gender identity or expression, marital or domestic/civil partnership status, disability, veteran status, genetic information, or any other basis protected by law.

Barclays is required by law to confirm that you have the Legal Right to Work in any role that you apply for. If you currently hold a work visa sponsored by Barclays, or you would require sponsorship from Barclays, you must declare this as part of your application. Sponsored visas are role and entity specific and any changes must be reviewed. It is important that you ensure you are working on the correct visa at all times. Failure to accurately disclose your visa status or Legal Right to Work may result in your application or any employment offer being withdrawn at any time.

Who succeeds in
Tech at Barclays?

For a career with us, you need to be prepared to take big steps forward, curious to face the challenges ahead, and driven to focus on the outcomes. We need people with the Barclays mindset to make it happen here.

What you'll get in return

Competitive holiday allowance

Life assurance

Private medical care

Pension contribution

Our technology

Supporting our 48 million customers and clients worldwide takes a lot of forward thinking. It means harnessing technology to support the economy. It means making a difference to people’s lives. And it requires the maintenance and development of a global, technological infrastructure. At Barclays, technology helps us keep transactions moving, manages data, and protects our customers. Join a world where your work creates unique moments of impact. Make it happen here.

This is Barclays Prague

Prague is unique in the Barclays world, in the tech sector, in investment banking, and in the Czech Republic. Here, around 1500 tech professionals take on complex challenges that have an impact on a global scale. It’s an exceptional place to build your career, expand your skills and explore new technology.

We solve the trickiest problems, work on the fastest networks and use the very latest tech. It’s work with real challenge and impact.

Here, you can explore different roles, tech stacks and career paths, creating opportunities for mobility, specialisation and growth.

We are made up from around 70 different nationalities. So diversity and inclusion are fundamental to every team and every project

We’re a close team, and we enjoy socialising as much as we love our work. We make a real effort to make Prague feel like home.

This is Barclays Prague

A tech-first centre of excellence

We solve the trickiest problems, work on the fastest networks and use the very latest tech. It’s work with real challenge and impact.

A world of opportunities

Here, you can explore different roles, tech stacks and career paths, creating opportunities for mobility, specialisation and growth.

A diverse and inclusive team

We are made up from around 70 different nationalities. So diversity and inclusion are fundamental to every team and every project

Working together, playing together

We’re a close team, and we enjoy socialising as much as we love our work. We make a real effort to make Prague feel like home.

Working flexibly

We’re committed to providing a supportive and inclusive culture and environment for you to work in. This environment recognises and supports your personal needs, alongside the professional needs of our business. If you'd like to explore flexible working arrangements, please discuss this with the hiring manager. Your request will be reviewed in-line with the requirements of the role/business needs of the team.

Hybrid working

We have a structured approach to hybrid working, where colleagues work at an onsite location on fixed, ‘anchor’, days, as set by the business area. Please discuss the working pattern requirements for the role you are applying for with the hiring manager. Please note that working arrangements may be subject to change on reasonable notice to ensure we meet the needs of our business.

Barclays is built on an international scale.

Our geographic reach, our wide variety of functions, businesses, roles and locations reflect the rich diversity of our worldwide customer base. All of which means we offer incredible variety, depth and breadth of experience. And the chance to learn from a globally diverse mix of colleagues, including some of the very best minds in banking, finance, technology and business. Throughout, we’ll encourage you to embrace mobility, exploring every part of our operations as you build your career.

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