Junior Software Engineer (Data Products)

Salary: £36,500 - 36,500 per year

Requirements:

• We are looking for 2–3 years of experience, including internships or intensive projects, in any programming language development.
• We need academic or professional exposure to SQL, with comfort writing queries and understanding basic schema design.
• We are looking for familiarity with Git and a basic understanding of CI/CD concepts.
• We value a proactive approach to debugging and genuine curiosity about how data flows through a system.
• We need a basic understanding of REST APIs and how microservices communicate.
• We require a degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• Nice to have: basic knowledge of Python or Shell for scripting or data automation.
• Nice to have: any experience with GCP, AWS, or Azure, with cloud certifications as a plus.
• Nice to have: familiarity with Docker or the concept of containerized applications.
• Nice to have: exposure to data processing tools like Airflow, Kafka, or Spark.
• Nice to have: a desire to learn infrastructure as code tools like Terraform or Terragrunt.
• Nice to have: interest in Open Banking and the FinTech landscape.

Responsibilities:

• We support the design and maintenance of scalable data ingestion and processing systems using ETL/ELT methodologies.
• We learn to deploy and maintain software using GCP services such as Pub/Sub, BigQuery, and Cloud Storage.
• We partner with BI, infrastructure, and product teams to understand data requirements and deliver technical solutions.
• We help build and document APIs that deliver a seamless data experience for internal and external stakeholders.
• We work with SQL and NoSQL databases, helping to optimize schemas and write efficient queries to support high-volume transactions.
• We contribute to a reliable billing architecture within an event-driven environment.
• We participate in testing, monitoring, and logging practices to ensure system resilience.
• We engage in code reviews and agile ceremonies to rapidly level up our technical skills and product knowledge.

Technologies:

• Airflow
• AWS
• Azure
• BigQuery
• CI/CD
• Cloud
• Docker
• ETL
• GCP
• Git
• Support
• Kafka
• NoSQL
• Python
• REST
• SQL
• Spark
• Terraform
• microservices
• API

More:

We are Yapily, and as a Junior Software Engineer (Data Products) you will help build and scale our modern, next-generation data platform. This junior-level role is ideal for someone with a strong computer science foundation who wants to specialize in Data Engineering. You will get a front-row seat to the GCP (Google Cloud Platform) stack while helping us develop data systems that empower engineering teams to turn raw data into actionable value. We offer competitive pay and equity, 25 days of holiday plus bank holidays in the UK, hybrid working with up to 3 days from home subject to eligibility, up to 20 days of nomad working per year, enhanced maternity and paternity leave, private medical insurance through BUPA, mental health support, a company pension, life assurance, income protection, a £200 annual learning budget, cycle to work support, a £1,000 refer-a-friend scheme, monthly socials and team lunches, and daily snacks in our dog-friendly office. Our values focus on quality, curiosity, integrity, action, and problem-solving together.

last updated 36 week of 2026