Senior Developer

Ada Mode • Full-time • £55k - £75k / year • 6d ago

Ada Mode is looking for a Senior Developer to take a leading role in delivering high-impact digital solutions and bespoke software for our customers. This is a senior position for someone who combines strong software engineering with leadership, commercial awareness, and the ability to build trusted client relationships. You will lead multidisciplinary development teams, oversee the delivery of complex projects, and act as a technical lead for important clients.

You will be comfortable operating at multiple levels: providing technical leadership to project teams, working closely with senior client stakeholders, identifying new opportunities, and helping guide Ada Mode’s growth as a business.

High Level View

Collaborating directly with customers to design, build and ship production systems in regulated industrial environments
Leading software development lifecycle activity across infrastructure, backend, data and ML operations, and deployment
Translating ambiguous customer requirements into working software under operational constraints

Essential Skills and Experience

Building & hardening containerised applications within on-premises and Azure based infrastructure environments
Strong working knowledge & experience applying Azure services to application development / deployment (via IaC principles) – particularly for serverless APIs, event-driven architectures and frontend deployments (CDN)
Creating secure & robust applications in enterprise environments (Oauth2.0, credential and identity management
Navigate delivery of live + timeseries based data analysis pipelines alongside integration with WebSockets and messaging
Knowledge of Python, FastAPI and UV-based package management
Good experience of git and trunk-based workflow management
Degree in engineering, mathematics, physical sciences, computer science, data science, or a related discipline.

Desirable Skills and Experience

Full-stack infrastructure fluency (minus Frontend development): Linux, containers, python, SQL, cloud IAM
Bias towards being able to ship features + pragmatic problem-solving skills
Strong customer facing communication, comfortable explaining technical concepts to non-technical stakeholders
Data science, ML and AI experience (and it’s integration into wider applications)

Benefits

Salary: £55k to £75k DOE
Competitive pension
33 days leave (including Bank Holidays) + Christmas time off
Flexible working arrangements
Health and wellbeing contribution (e.g. Gym membership)

Location

This role can be based out of any of our Southampton, Bristol or Manchester offices. We offer a hybrid working model with the expectation that you attend the office >3days/week.