Senior Software Engineer in Leeds

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Want to deliver tech with purpose, with people who care? Join us in our mission to create solutions that help keep children safe online.

About Smoothwall by QoriaWe are Smoothwall by Qoria, the Ingress and Integrations team builds the entry point through which every safeguarding signal from schools reaches our platform. We design and operate high‐performance pipelines that ingest over 1.3 billion captures every month from millions of devices, transform and route them securely, and leverage AI technologies to denoise the data so that only the highest‐risk alerts are escalated to the human moderation team. This team sits at the centre of our technology ecosystem, solving complex problems in scalability, reliability, security, and event architecture. Their work directly enables schools and safety professionals to protect children by giving them timely and trusted insight when something is wrong. Joining this team means working on systems that have measurable social impact at a scale where technical excellence truly matters.

Role level and growthThis position is open to both Software Engineer and Senior Software Engineer profiles. The level will be determined based on experience, technical depth and ability to design and deliver complex solutions within a distributed system. We are equally interested in strong engineers who are ready to grow into broader responsibilities, and experienced engineers who can take ownership of significant parts of the ingress pipeline. The scope of work offers clear opportunities for progression as the platform scales and evolves.

Required Technical Skills

Go for backend development at an advanced commercial level (non‐negotiable)

Cloud platforms, ideally GCP, although strong experience with AWS or Azure will be considered

Advanced SQL knowledge and experience working with large datasets

Typescript for frontend work with hands‐on commercial experience (we use React)

Experience building and operating highly scalable and highly available systems

Bonus Skills

Event‐driven architecture and distributed system design

Solid understanding of CI/CD practices and tooling

Experience operating or integrating ML models, ideally using GCP Vertex AI

Automation testing to help QA engineers focus on coverage rather than manual validation

Terraform, GCP Build, GCP Deploy

DataDog

.Net Core

What We Value In a Candidate

Critical Thinking: Ability to approach complex challenges with a structured and thoughtful mindset.

Problem Solving: A knack for finding effective, innovative solutions to technical and product challenges.

Attention to Detail: A meticulous approach to crafting high‐quality, reliable software.

Simplicity and Efficiency: Good looks like simple & maintainable software.

Pragmatic Excellence: Striking the right balance between technical rigour, passion for innovation, and pragmatism to deliver exceptional products that support our customers.

Benefits

Employee Share Scheme

Generous holidays

Tech & Learning Allowance

and much more

At this stage we are only accepting applications from those with full working right in the UK.

We\’d love to hear from you. Please submit your application if you would like to be considered for this opportunity.

Seniority level: Mid‐Senior level

Employment type: Full‐time

Job function: Engineering and Information Technology

Industries: Software Development

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