At a Glance
- Tasks: Design and develop high-quality software solutions that make a real-world impact.
- Company: Join Epistemix, a forward-thinking tech company focused on innovative data-driven decision-making.
- Benefits: Enjoy flexible time off, equity options, and comprehensive health benefits.
- Other info: Fully remote role with opportunities for growth in a dynamic environment.
- Why this job: Be part of a collaborative team using cutting-edge technology to solve meaningful problems.
- Qualifications: 7+ years in back-end development with expertise in Python and AWS.
The predicted salary is between 36000 - 60000 £ per year.
Join to apply for the Senior Back End Software Engineer role at Epistemix. Our software engineers at Epistemix show a clear passion for quality and love to bring software to life. You are energized by the idea of building something new and want to work on problems that matter. In order to do this job well, you must be a curious and eager problem solver with a hunger for building well‐designed, high‐quality solutions. You have a passion for great work and strive to produce simple solutions to complex problems. Knowing there are always multiple answers to a problem, you know how to engage in a constructive dialogue to find the best path forward.
About Epistemix: Epistemix helps organizations forecast outcomes and manage risk by modeling how people behave. Our platform consists of two core products: Populus, which provides access to realistic, high‐resolution synthetic population data, and Polaris, which enables scenario planning through advanced data science and simulation. Together, they empower customers to evaluate the potential impact of strategies before deploying them in the real world. Organizations across healthcare, consumer industries, insurance, and government use Epistemix to reduce uncertainty, optimize decisions, and accelerate time to value.
Responsibilities:
- Design, develop, and maintain clean, testable, and highly maintainable code, ensuring top‐tier performance and reliability.
- From initial requirements gathering to deployment and ongoing maintenance, take full ownership of the software development lifecycle, ensuring seamless delivery and operation.
- Design, build, test and deploy a highly scalable and resilient system architecture that supports current needs and future growth.
- Define the technical direction for engineering solutions, actively collaborating with internal teams to ensure technological advancements are perfectly aligned with the company's strategic goals.
Qualifications:
- Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent work experience.
- 7+ years of back‐end software development experience, with a significant portion in a senior role.
- Expert proficiency in Python, particularly with FastAPI.
- Strong experience with TypeScript for backend development (Node.js/NestJS experience is a plus).
- Deep hands‐on experience with AWS cloud services, including but not limited to EC2, EKS, Lambda, S3, RDS, DynamoDB, SQS, SNS, CloudWatch, and IAM.
- Proven experience designing, building, and operating microservices architectures.
- Extensive experience with Kubernetes for container orchestration.
- Expertise in Infrastructure as Code (IaC) using Terraform.
- Hands‐on experience with Atlantis for Terraform pull request automation.
- Demonstrated experience or strong understanding of data science orchestration platforms, such as Prefect.io.
- Solid understanding of relational and NoSQL databases, including advanced querying, optimization, and data modeling.
- Experience with API design principles (RESTful, GraphQL) and security best practices (OAuth2, JWT).
- Strong understanding of distributed systems concepts, asynchronous processing, and message queues.
- Experience with CI/CD pipelines and tools (e.g., GitHub Actions, Jenkins).
- Strong communication and interpersonal skills, with the ability to articulate complex technical concepts clearly.
- Ability to work effectively in a fast‐paced, agile environment.
Why Join Epistemix? By joining Epistemix, you will become part of a collaborative and rapidly growing team that values curiosity and creativity. We are fully remote, with team members in the United States and Europe.
- Equity & Incentives – Participation in our stock option program.
- Flexible Time Off – Autonomy to manage your schedule and work‐life balance.
- Health, Welfare and 401(k) Programs – Eligibility for benefits (for U.S. employees).
- Meaningful Impact – Apply your creative talents to revolutionize data‐driven decision‐making and make a real‐world difference.
This is a remote position open to applicants located in the United States. Candidates must possess the legal right to work in their intended work location, as we are currently unable to sponsor or transfer employment visas for any country, including the United States.
Seniority level: Mid‐Senior level. Employment type: Full‐time. Job function: Engineering and Information Technology. Industries: Software Development.
Senior Back End Software Engineer in London employer: Epistemix
At Epistemix, we pride ourselves on fostering a dynamic and inclusive work culture that encourages innovation and collaboration among our fully remote team. As a Senior Back End Software Engineer, you will not only have the opportunity to work on impactful projects that shape data-driven decision-making but also enjoy flexible time off, equity participation, and comprehensive health benefits, all while being part of a rapidly growing company committed to making a meaningful difference in the world.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Back End Software Engineer in London
✨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 Epistemix 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 Epistemix.
✨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 Epistemix.
✨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 Epistemix 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 Back End Software Engineer in London
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 Epistemix.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Epistemix 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 Epistemix
✨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 Epistemix 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.
