Senior Developer & Technical Lead (Hybrid-33 Days Leave)

Ada Mode Limited

United Kingdom

Hybrid

GBP 70,000 - 110,000

Full time

14 days+

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Benefits offered by this job

33 days leave (incl. Bank Holidays) +

Flexible working arrangements

Health & wellbeing contribution (e.g.

Job summary

Ada Mode Limited is seeking a Senior Developer to lead high-impact digital solutions and bespoke software. The role blends strong software engineering with leadership, commercial awareness, and client relationship building.

You will guide multidisciplinary teams, oversee complex projects, and act as a technical lead for key clients. You will drive architecture across infrastructure, backend, data and ML operations, while ensuring secure, scalable delivery and close collaboration with senior

Qualifications

Experience building containerised applications in Azure environments.
Strong knowledge of Azure services for serverless APIs and deployments.
Security-focused development with OAuth 2.0 and identity management.
Experience delivering live timeseries data analysis pipelines.
Proficiency in Python, FastAPI and UV-based package management, and Git workflows.
Degree in engineering, mathematics, computer science, or a related field.

Responsibilities

Collaborate with customers to design, build and ship production systems in regulated environments.
Lead SDLC activities across infrastructure, backend, data and ML operations, and deployment.
Provide technical leadership to project teams and guide Ada Mode's growth.
Translate ambiguous customer requirements into working software within operational constraints.