Senior​/Software Engineer, Back End Leaning

About The Role

• You will work on core enterprise platform systems, focusing on backend services that ensure Synthesia is secure, reliable, and scalable for our largest customers.
• You will contribute to distributed backend systems and shared platform services, and be responsible for the safe and reliable operation of these systems in production.
• You will have ownership of projects that span months and multiple teams, requiring you to break down complex, ambiguous problems into clear steps that can be delivered and validated iteratively.
• You will work closely with product, security, legal, and infrastructure partners, and will be expected to translate business and regulatory requirements into scalable technical solutions.
• You will evaluate your work through system health and reliability metrics, leveraging observability and monitoring to ensure systems meet performance, reliability, and compliance expectations.
• You will consider the long‑term direction of the platform, ensuring that the systems we build today can support future scale, enterprise requirements, and evolving regulatory needs.

• At least seven (7) years of experience as a software engineer, with experience operating at a senior or staff level.
• Experience building and operating backend systems at scale, ideally within platform or enterprise-focused teams.
• Strong expertise in backend development and system design; experience across the stack is a plus, but this role is primarily backend-focused.
• Relevant engineering experience for teams building enterprise‑grade systems; this may include areas such as security, compliance, data handling, access control, multi‑tenant systems, or platform services.
• Experience owning systems in production, including observability, incident response, and reliability improvements.
• Ability to work across teams and functions, aligning with stakeholders and driving technical initiatives end‑to‑end.
• Strong alignment with building reliable, scalable systems that support long‑term product and business goals.
• Previous experience leading projects or mentoring other engineers is a plus.

• This is a remote role from an EU country, UK or Switzerland.
• The salary starts at EUR/GBP/CHF 100,000 base + stock option plan.
• This is full‑time employment only – no contractors possible – usually through Oyster
  
  HR.
• Everyone at Synthesia gets 25 days of leave + local holidays (no extra paid or unpaid leave possible).
• We only sponsor VISA if you are in the UK/EU country already and need support.