Senior Python Software Engineer - £90k - £100k in England

Senior Python Software Engineer - £90k - £100k in England

England Full-Time 72000 - 84000 £ / year (est.) On-site
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At a Glance

  • Tasks: Lead the design and delivery of innovative Python-based systems on AWS.
  • Company: Join a forward-thinking tech company shaping the future of Ad-Tech.
  • Benefits: Attractive salary, flexible working options, and opportunities for professional growth.
  • Other info: Be part of a collaborative team focused on continuous improvement.
  • Why this job: Make a real impact while mentoring others in a dynamic environment.
  • Qualifications: Proven experience in Python and AWS with strong communication skills.

The predicted salary is between 72000 - 84000 £ per year.

Location: London or Manchester

About the Role

We’re looking for a Senior Software Engineer with deep experience in Python and AWS to help design, build, and scale distributed, data-driven Ad-Tech systems. You’ll lead the delivery of cross-service features within a modern cloud platform, making pragmatic architectural choices and setting high standards for engineering quality, reliability, and performance. You’ll play a key role in shaping technical direction, mentoring engineers, and ensuring the systems you build are secure, observable, and resilient.

Key Responsibilities

  • Lead complex delivery: Drive the end-to-end design and implementation of Python-based microservices and cloud-native solutions hosted on AWS.
  • Architect and optimise systems: Define service boundaries, data ownership, and failure-recovery patterns for scalable, high-availability systems.
  • Raise engineering quality: Champion best practices for testing, observability, and security. Review critical PRs and guide technical decisions across the team.
  • Operate and improve production systems: Monitor performance, reliability, and cost efficiency. Lead incident response and drive continuous improvement.
  • Mentor and grow others: Support engineers through pairing, feedback, and documentation to strengthen technical capability across the team.
  • Contribute to technical roadmap: Collaborate with Product, Design, and Data teams to align on priorities and ensure value is delivered incrementally.

Core Tech Stack

  • Languages: Python (FastAPI, Flask, or Django)
  • Data & Messaging: PostgreSQL, Redis, Kafka or SQS
  • CI/CD & Infrastructure: Docker, Terraform, GitHub Actions, CloudFormation
  • Testing: Pytest, integration and load testing frameworks

Key Skills & Expertise

  • Proven experience designing and delivering production systems using Python on AWS.
  • Strong understanding of distributed systems, API design, and event-driven architectures.
  • Deep knowledge of system observability, logging, and performance optimisation.
  • Familiarity with modern security and data-privacy best practices.
  • Excellent communicator who can document and articulate technical trade-offs clearly.
  • Ownership: Takes full responsibility for systems from design to operation.
  • Pragmatism: Balances long-term architecture with delivery velocity.
  • Influence: Raises standards and mentors others across engineering disciplines.
  • Growth Mindset: Continuously improves processes, tools, and team capability.

Success Indicators

  • Reliable delivery of complex Python/AWS initiatives.
  • Reduction in latency, error rates, and infrastructure spend.
  • Strong incident management and operational excellence.
  • Documented technical decisions and clear architectural rationale.
  • Evident impact through mentoring and team enablement.

Seniority level: Mid-Senior level

Employment type: Full-time

Job function: Information Technology

Industries: Staffing and Recruiting

Senior Python Software Engineer - £90k - £100k in England employer: Creo Recruitment

Join a forward-thinking company that values innovation and collaboration, where as an Engineering Manager, you'll lead a talented team in developing cutting-edge AI/ML SaaS solutions. With a strong emphasis on professional growth, we offer extensive training opportunities and a supportive work culture that encourages creativity and technical excellence. Located in a vibrant tech hub, our workplace fosters a dynamic environment that promotes work-life balance and employee well-being.

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Contact Details:

Creo Recruitment Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Python Software Engineer - £90k - £100k in England

✨Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Creo Recruitment or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

✨Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Creo Recruitment.

✨Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Creo Recruitment.

✨Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Creo Recruitment that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Senior Python Software Engineer - £90k - £100k in England

Python
AWS
Microservices Architecture
Cloud-Native Solutions
System Observability
API Design
Event-Driven Architectures

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Creo Recruitment.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Creo Recruitment and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Creo Recruitment

✨Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

✨Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Creo Recruitment uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

✨Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

✨Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.