Senior Data Engineer (12121) in London

Senior Data Engineer

London + Remote, competitive salary, pension, private medical insurance, life assurance

Do you want to make a difference by building a modern data processing and analytics platform in the cloud? Holland and Barrett is a successful business on a mission to improve health and wellness for everyone through its products and services. We started in 1870 and today we are a highly profitable global Health and Wellness retailer with more than 1,000 shops worldwide, and we are the largest health and wellness retailer in the UK. Throughout the Covid lockdown period we grew our digital presence through web and mobile and have entered an exciting period of high growth. Simply put, you will apply your Data Engineering expertise to drive technical innovation that will accelerate this great business into the next decade and beyond.

Responsibilities

• Analysis, isolation and fix of discrepancies between datasets.

• Improving data quality of existing datasets and ensuring the high quality of new datasets

• Improving data throughput both incrementally and radically

• Working equally with data from legacy systems and data from modern eventing systems

• Developing and enhancing ELT pipelines including simplifying configuration and orchestration

• Ensuring data pipelines are monitored for functional correctness, SLIs and anomalies

• Bring new ideas and technical choices into the team

• Evidence based decision making

• Work to clarify ambiguous or incomplete requirements

• Own a solution through to completion once agreed on

• Course correction as required

• Collaborate in team activities: Code review, standards setting, retrospectives, continuous improvements, show'n'tells, backlog refinement.

Job Type: 

Permanent

Location: 

London (remote)

Hours: 

37.5

Salary: 

£65 000 - £90 000

Holland and Barrett are committed to accelerating this transformation. Our outstanding CTO has a long history of success in the driving technical innovation in the retail sector and is building a strong team of technologists to achieve the vision of change. You will join an established team of data engineers working cross-functionally alongside data science and BI teams. The data platform is a key pillar in is our transformation journey. We love cloud native, we prefer building the right solutions over buying generic ones and we embrace automation, monitoring and testing in all things software, infrastructure and data.

You have experience with cloud computing and developing data processing pipelines including ingestion, cleaning, transformation, monitoring, data quality profiling and more. You have worked with large-scale batch processing as well as near-real time stream processing. Best practices in data and software engineering are dear to your heart. You are not dogmatic, you can balance strategic and tactical development and know how to develop and deploy quickly and iteratively in a team context.

You have extensive experience with numerous technology stacks and approaches. Consequently you can make informed design choices as easily as day to day decisions including ways of working, practices and technologies. You see high quality tested code as an enabler of development speed not an afterthought. You are seeking to take more responsibility, provide solutions and own these collectively within the team through to deployment. You like to develop your skills and value a culture where learning and experimentation are promoted.

Technical Skills

We are happy for you to retrain yourself to work with our current technology portfolio if you have worked with similar technologies previously. For example if you have GCP skills this is a good indicator you could switch to AWS and ramp up your skills effectively.

• Cloud Computing: AWS, S3, Athena, Glue, Lambda, CloudFormation, EMR, kubernetes

• Distributed computing: Spark, architectural principles

• Messaging: Kafka, Avro schema, Kafka Connector, Kafka ecosystem

• Monitoring: Datadog

• Software Engineering Practices: TDD, CI, CD, Design.

• Scala, Python

• SQL Scripting: Athena, Spark SQL

• RDBMS: Oracle, Postgres

• Professional experience in a comparable role

• Git, Code Review, Code Coverage, SBT, IDE

Holland & Barrett is one of the nation's most loved and trusted brands, known for offering quality health food, vitamins and supplements all sold by highly trained and qualified advisors.

Bucking the current trend of high street retailers, we forecast significant growth and expansion plans in the coming years, with considerable investment going into all areas of the business. We certainly embrace change and drive speed in everything we do. Every day presents a different challenge, but every day is also filled with fun, teamwork and passion to succeed and surpass every expectation.

Join us and see how far you can go…