At a Glance
- Tasks: Design and develop secure, scalable backend services for a next-gen payments platform.
- Company: Join an innovative fintech company at the forefront of digital finance.
- Benefits: Hybrid work model, competitive salary, and opportunities for professional growth.
- Other info: Collaborative team culture focused on quality and long-term maintainability.
- Why this job: Tackle complex engineering challenges and shape the future of regulated digital finance.
- Qualifications: 5+ years in software engineering with strong skills in TypeScript and SQL.
The predicted salary is between 60000 - 80000 £ per year.
London (Hybrid – 1 day per week in office). Certus Recruitment is partnering with an innovative fintech business operating at the intersection of financial services, digital assets, and modern software engineering. As they continue to build a highly regulated next‑generation payments platform, they are seeking two Senior Software Engineers to join their growing engineering team.
This is a unique opportunity to work on complex, mission‑critical systems where correctness, security, and scalability are non‑negotiable. Successful candidates will play a key role in designing, building, and delivering the services, applications, and core platforms that underpin a regulated financial ecosystem.
Working closely with senior technical leadership, you'll take ownership of features from concept through to production, building robust systems that process transactions, enforce compliance controls, maintain accurate financial records, and integrate with modern blockchain technologies.
Key Responsibilities- Design, develop, and maintain backend services and APIs
- Build and enhance high‑integrity transaction, settlement, and ledger systems
- Deliver features across the full software lifecycle, from design through deployment
- Contribute to customer‑facing applications and internal operational tooling
- Collaborate on smart contract integrations and blockchain‑based workflows
- Ensure systems are scalable, secure, auditable, and production‑ready
- Produce clear technical documentation and contribute to architecture discussions
- Work within a design‑led engineering culture focused on quality and long‑term maintainability
- 5+ years of professional software engineering experience
- Strong experience building and operating production‑grade software systems
- Background in environments where accuracy and reliability are critical, such as fintech, payments, banking, financial services, or other highly regulated sectors
- Commercial experience with TypeScript and modern backend development
- Strong SQL and database design skills, ideally PostgreSQL
- Experience taking products or platforms from early‑stage development through to production
- Excellent written communication and documentation skills
- Ability to work collaboratively within a highly technical, engineering‑led environment
- Exposure to Rust or an interest in developing expertise in systems programming
- Experience with React, modern frontend frameworks, and full‑stack development
- Understanding of blockchain technologies, digital assets, or cryptographic systems
- Familiarity with event‑driven architectures, distributed systems, or financial ledgers
- Experience working within regulated industries
This role offers the opportunity to work on genuinely challenging engineering problems while helping shape the future of regulated digital finance. Candidates will join a highly capable team where engineering quality, technical ownership, and thoughtful system design are valued and rewarded.
For a confidential discussion and full details, contact Certus Recruitment today.
Senior Software Engineer employer: Certus Recruitment Group
Join an innovative fintech company in London, where you'll be part of a dynamic team dedicated to building next-generation payment platforms. With a strong focus on engineering quality and technical ownership, this role offers exceptional opportunities for professional growth and collaboration in a design-led culture. Enjoy the benefits of a hybrid work model, competitive compensation, and the chance to work on mission-critical systems that shape the future of digital finance.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Software Engineer
✨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 Certus Recruitment Group 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 Certus Recruitment Group.
✨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 Certus Recruitment Group.
✨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 Certus Recruitment Group 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 Software Engineer
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 Certus Recruitment Group.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Certus Recruitment Group 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 Certus Recruitment Group
✨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 Certus Recruitment Group 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.
