Senior Software Engineer

Job title: Senior Software Engineer (Tech Lead) – Scala

Job type: Permanent

Location: London, England, United Kingdom

Company: A fast-growing, privacy-first technology company building large-scale, real-time data platforms. The organisation operates globally at very high traffic volumes and is known for strong engineering culture, modern distributed systems, and a focus on developer autonomy and ownership.

Responsibilities

Lead technical direction for a core platform team

Own architecture and delivery of distributed, data-intensive systems

Mentor engineers and set technical standards

Work closely with product and internal stakeholders

Build and scale data ingestion and data export services

Remain hands‐on while providing technical leadership

Requirements

Prior experience in technical leadership, mentoring engineers, drive technical and architectural decisions.

Strong communication and stakeholder engagement skills

Strong, recent experience with functional programming (ideally Scala), but open to other FP languages or JVM-based languages.

Experience with the type‐level ecosystem (Cats Effect) or ZIO.

Cloud platform (AWS/GCP), with Kubernetes, Terraform etc.

Messaging systems like Kafka or Kinesis.

Benefits

Equity / stock options

Flexible working hours and hybrid setup

Generous paid time off

Enhanced parental leave

Home office budget

Ongoing learning & development support

Mental health and wellbeing resources

Pension / retirement contributions

Other Details

Seniority level: Mid‐Senior level

Employment type: Full‐time

Job function: Information Technology (Software Development)

If you\’d like to find out more, don\’t hesitate to apply! Even if you don\’t tick all of the boxes.

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