Senior Python Developer

developrec; City Of London; Hybrid; GBP 50,000 - 60,000; Full time

Job summary

A leading consultancy is looking for a Lead Software Engineer to manage a specialist team focused on cloud and data engineering solutions. The role involves substantial technical leadership, working alongside the CTO, driving the architecture and tools, and influencing the company’s engineering strategy.

Benefits

Flexibility in work arrangements

Ownership of projects

Opportunities for growth

Qualifications

• Experience in leading a team and managing cloud-based solutions.
• Strong understanding of software engineering principles and best practices.
• Background in high-scale data environments.

Responsibilities

• Leading a growing team across cloud engineering projects.
• Designing distributed solutions on an AWS-centric stack.
• Guiding architecture and implementation of data pipelines.

Skills

Python

Cloud Computing

Data Engineering

Job description

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Our client is a mission-driven consultancy delivering high-impact intelligence, research, and technical services to governments and private sector clients globally and the brand are well known for making real-world difference.

As we continue to expand, we’re hiring a Lead Software Engineer/Founding Engineer to take the reins of a specialist engineering unit delivering microservice-based cloud and data solutions at scale. This is a hands-on technical leadership role where you'll work closely with the CTO, shape architecture and tooling, and directly influence the future of our engineering capability.

What You’ll Be Doing

• Leading a growing team (currently 2 engineers + external partners) across complex data and cloud engineering projects
• Designing and delivering distributed solutions on an AWS-centric stack, with open-source flexibility
• Working with Databricks, Apache Iceberg, and Kubernetes in a cloud-agnostic environment
• Guiding architecture and implementation of large-scale data pipelines for structured and unstructured data
• Steering direction on software stack, best practices, and legacy tech modernisation
• Collaborating with a multidisciplinary group including intelligence analysts, researchers, and domain specialists
• Supporting clients working in highly sensitive and secure environments

Ideal Background

• Senior/Lead/Founding Software Engineer, startup/hands on CTO, or Lead Architect experience, ideally in cloud-native or high-scale data environments
• Strong background in Python and relevant frameworks for data software applications
• Deep experience with Software Engineering, cloud deployments (especially AWS), and orchestration technologies
• Proven delivery of big data solutions—not necessarily at FAANG scale, but managing high-volume, complex data (structured/unstructured)
• Experience working with Databricks, Apache Iceberg, or similar modern data platforms
• Experience of building software environments from the ground up, setting best practice and standards
• Experience leading and mentoring teams
• Worked in a startup/scaleup background and someone that is adaptable
• Languages: Python
• Cloud: AWS preferred, cloud-agnostic approach encouraged
• CI/CD & Ops: Open source tools, modern DevOps principles

Why Join?

• Impactful Work – Help solve security problems that truly matter
• Ownership & Autonomy – Freedom to shape the stack and drive strategy alongside the CTO
• Growth – A growing company at the cutting edge of data and intelligence
• Flexibility – Hybrid and remote-friendly, with minimal in-office requirements

Seniority level

• Seniority level

  Not Applicable

Employment type

• Employment type

  Full-time

Job function

• Job function

  Information Technology

• Industries

  Software Development, Computer and Network Security, and Data Infrastructure and Analytics

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