Junior Backend Engineer (50012)

Job Overview

As a Junior Backend Engineer, you will be working with the team designing, building, and maintaining scalable, high-performance backend systems that power InfoSum’s data collaboration platform. You will work closely with cross-functional teams, including frontend engineers, product managers, and infrastructure teams, to help deliver robust and efficient solutions. This role requires a keen interest in backend development, system architecture, and database management, with a focus on performance, security, and reliability.

Core Responsibilities

• Investigate production issues across Go micro‑services and Python data pipelines. Use logs, tracing and AI‑powered tools to investigate and patch quickly.
• Build and test code (mainly Go) for platform enhancements. Write unit and integration tests, participate in peer reviews and pair‑programming sessions.
• Share learnings via demos and documentation.
• Understand and comply with InfoSum’s security and privacy policies, and be attentive to information security at all times in the performance of duties.

Requirements

• 1‑3 years of professional software engineering experience.
• Working knowledge of at least one of Go or Python and willingness to learn the other languages including TypeScript.
• Solid grasp of Git, REST, and basic cloud/Linux fundamentals.
• Curiosity and the confidence to ask questions in a fast‑moving team.
• Understand and comply with InfoSum’s security and privacy policies, and be attentive to information security at all times in the performance of duties.

Nice‑to‑Haves

• Exposure to Kubernetes, Docker, or Terraform.
• Experience with observability stacks (Grafana, Prometheus, OpenTelemetry).
• Familiarity with Postgres.
• Interest in data‑privacy, AdTech/MarTech or large‑scale data processing.
• Familiarity with Kafka, gRPC or Apache Spark.

Benefits

• Competitive salary based on experience and performance.
• 25 days annual leave (excluding bank holidays) + a day off for your birthday + 2 volunteering days.
• Private medical insurance.
• Life assurance – 4x your base salary.
• Corporate discounts and mental wellbeing support, including a top‑of‑line EAP.
• Salary sacrifice schemes with employer contribution.
• Enhanced Maternity, Adoption & Share Parental Leave.
• Monthly socials, 4 pm finishes on Fridays and 3 pm Friday finishes during June, July, and August, and 3 extra days off during the Christmas holidays.

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