Python Developer

TieTalent; Derby; On-site; GBP 40,000 - 80,000; Full time

Job description

About

Company Description

Assystem is an international company with one mission: accelerate the energy transition around the world.

Every day, our 7,500 switchers located in 12 countries (Europe, Middle East, Pacific Asia & Africa) connect their six thousand billion neurons to tackle the task of the century: switching to low-carbon energy.

We are a collective committed to the actors who are making the energy switch. Sharing our knowledge, expertise and values allows us to innovate and think differently about the energy transition.

Drawing on more than 55 years' experience in highly regulated sectors subject to strict security and safety requirements, we provide our customers with engineering and project management services, as well as digital services and solutions to optimise the performance of complex infrastructure projects throughout their life cycle. The Group is currently ranked second in the world for nuclear engineering.

To ensure a viable, efficient, and reliable energy future for all.

Job Description

Back End Python Developer – Join a Leading Force in the Global Energy Transition!

At Assystem, we're driving the future of energy. As a Back End Python Developer, you’ll have the unique opportunity to play a key role in accelerating the world’s shift to low-carbon energy. With your expertise in Python and cloud technologies, you’ll be shaping the digital services that power the projects at the forefront of the energy revolution.

Why You'll Love This Role

1. Make a Global Impact: Contribute directly to the energy transition and sustainability efforts, helping to create a reliable, low-carbon energy future for all.
2. Work with Cutting-Edge Technologies: Design and build scalable, efficient, and secure server-side applications and APIs using Python (Django/Flask), alongside innovative cloud platforms like AWS, Azure, and GCP.
3. Collaboration at its Best: As part of an agile, multidisciplinary team, you’ll work closely with talented professionals across various fields—including product managers, UX designers, and front-end developers—to create world-class solutions.
4. Shape the Future: In this role, you'll have the chance to develop APIs that power critical infrastructure, all while adhering to government standards and the best practices of the industry.
5. Continuous Growth: Assystem is committed to fostering an environment of knowledge sharing, professional development, and continuous learning, ensuring you are always growing your skills in an innovative and forward-thinking company.

Key Responsibilities

1. Build & Optimize: Develop, test, and maintain high-performance back-end services and APIs that are secure, scalable, and efficient.
2. Work with Data: You’ll manage both relational (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB) databases, creating flexible and reliable data architectures.
3. Cloud Deployment: Gain hands-on experience deploying and managing applications on top-tier cloud platforms (AWS, Azure, GCP) with tools like Terraform and CloudFormation.
4. Champion CI/CD & Agile: Take ownership of the CI/CD pipeline, ensuring seamless, automated testing and deployment in an Agile environment.
5. Ensure Top-Notch Security & Performance: Implement best-in-class security protocols and ensure systems meet the highest performance standards.

Qualifications

Essential Skills & Experience:

1. Python Mastery: Strong experience with Django or Flask frameworks.
2. API Development Expertise: A proven track record in designing secure, robust RESTful/GraphQL APIs and integrating with third-party services.
3. Cloud & DevOps: Experience deploying on AWS, Azure, or GCP, with a focus on infrastructure-as-code tools (Terraform, CloudFormation) and Docker/Kubernetes.
4. Agile Mindset: Hands-on experience in an Agile environment, using Git for version control and managing CI/CD pipelines.
5. Security & Performance Focus: Skilled at implementing authentication, encryption, and performance optimizations.

Desirable Skills

1. Serverless & Microservices: Familiarity with AWS Lambda, Azure Functions, or microservices architectures.
2. Data & AI: Exposure to big data frameworks, ETL pipelines, or machine learning applications.
3. GDS Standards: An understanding of service standards and accessibility principles would be an added bonus.

Additional Information

Why Assystem?

1. Innovative Culture: At Assystem, we don’t just follow trends; we set them. By joining our team, you’ll be working alongside the brightest minds in energy and technology.
2. Global Reach: With operations across 12 countries, including Europe, the Middle East, and Asia, you’ll be part of a truly international and diverse team.
3. Impactful Work: You’ll contribute directly to projects that are shaping the future of energy, helping to reduce carbon footprints and build sustainable infrastructure that benefits people worldwide.

If you’re passionate about coding, cloud technologies, and making a meaningful difference in the world, then Assystem is the place to be. Join us, and let’s power a sustainable future together!

Why join the Switchers community?

1. Assystem has over 55 years of experience in nuclear engineering. We are among the top 3 largest nuclear engineering companies.
2. Attractive social benefits: an engaging and dynamic Employee Committee (CE), holiday bonuses...
3. Ongoing training throughout your career. Numerous career opportunities: 70% of our managers come from internal promotions!

Will be full time onsite in Derby

Need to obtain SC and sole UK National

We are committed to equal treatment of candidates and promote, as well as foster all forms of diversity within our company. We believe that bringing together people with different backgrounds and perspectives is essential for creating innovative and impactful solutions. Skills, talent, and our people’s ability to dare are the only things that matter! Bring your unique contributions and help us shape the future.