# Senior Software Engineer at Borderless

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> 🚀 ABOUT BORDERLESS At Borderless, we’re building a world w

- **Company:** Borderless (https://jobs.trythestack.co/companies/borderless)
- **Location:** London, GB, United Kingdom
- **Work arrangement:** Remote
- **Employment type:** Full-time
- **Experience level:** 5–10 years
- **Visa sponsorship:** Not stated
- **Key skills:** TypeScript, React, SQL, Node, NextJS, PostgreSQL, AWS, Lambdas, CDK, AI, LLMs, Data Modeling, System Design, Problem-Solving, Full-Stack Development, Scalability
- **Posted by employer:** 2026-03-11
- **Added to The Stack:** 2026-03-30
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://careers.getborderless.co.uk/jobs/7370306-senior-software-engineer (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/senior-software-engineer-borderless

## About the role

🚀 ABOUT BORDERLESS At Borderless, we’re building a world where borders are no longer barriers - where anyone can move anywhere, seamlessly and safely. Founded in 2023, we’ve already helped 600+ UK businesses and 15,000+ individuals navigate the complexity of immigration. Powered by technology, and supported by an expert team, our platform removes the friction of Home Office compliance, visa processing and sponsor licence applications, making immigration faster, simpler and more accessible for everyone. Backed by Entrepreneur First and Backed.VC [http://Backed.VC], we’re scaling fast and in 2026 expanding into new sectors and markets to further accelerate our growth. Also, around 25% of our workforce is sponsored, and we proudly offer visa sponsorship as part of our hiring process. 🎯 ROLE: SENIOR SOFTWARE ENGINEER We're hiring a Senior Software Engineer to help us build the Borderless platform. This is a hands-on role where you’ll be writing clean, scalable code while building our core immigration product. You'll work closely with our Engineering Director, Head of Product, and the wider cross-functional team to understand the needs of our customers and solve their problems. We deploy our platform > 10 times per day, and rapidly review and iterate on feedback. This role requires working in the office 3 days per week. If this is not possible for you, please do not apply. 🛠️ WHAT YOU’LL DO * Build our core immigration platform for candidates, businesses, and our own internal teams * Write clean, scalable, well-documented code in TypeScript, React, and SQL * Design and maintain complex data models for performance and extensibility * Collaborate cross-functionally across the whole company: Product, Ops, CS, Sales, and Engineering * Identify and resolve platform bottlenecks, technical debt, and stability issues * Contribute to architectural and data design decisions 📈 WHAT WE’VE DONE RECENTLY * Built an automatic document classifier (using a combination of AI and LLMs) – customers can bulk upload any visa-related document (e.g. payslips, passports), and we’ll securely store, categorise, assign, and extract the documents to their workforce * Introduced a queuing platform (SQS) for various parts of the application, to control asynchronous workloads * Run an LLM-driven security audit on our existing codebase ahead of our next pen test ✅ YOU SHOULD APPLY IF * You’re a proactive problem-solver who enjoys collaborative work across multiple functions * You have strong experience building full-stack web applications * You think deeply about the structure and performance of web applications, and when to apply tradeoffs * You’re excited by the opportunity to shape the foundation of a growing product, team, and company * You want to grow with the business — this is a high-impact role with scope to move into tech leadership as we scale * You’re excited about the way AI and LLMs are changing how software is written 💻 TECH STACK We’ve listed our current tech stack below but please do not be put off from applying if you haven’t worked with every single technology! * Typescript / Node * React (NextJS) * PostgreSQL * AWS (Lambdas, CDK) 🧪 INTERVIEW PROCESS 1. 30m screening call with Talent 2. 1h interview with Director of Engineering 3. 1h technical interview with one of the team (pair programming task, no take home) 4. 2h Final onsite with [Engineering Director, CTO, and Product Lead] 💯 BENEFITS 🏢 3 days in office, 2 days remote 🌮 Monthly company in-office lunches 🕺 Monthly company team events ✈ Annual offsite (our last one was in Palma!) 👩‍⚕️ Comprehensive private medical insurance. Holidays & Remote Work ✈ 25 days holiday each year + 3 days between 25th December and 31st January, plus bank holidays 💻 1-week work-from-anywhere policy Growth & Development 📚 £500 annual Learning & Development budget 📈 6-month performance reviews and promotion opportunities Equipment & Other Perks 🖥️ Laptop and peripherals — whatever you need to work effectively 🚲 Cycle to Work scheme 💰 Employer pension contributions via Smart Pension 💬 Access to Spill (mental health support) 👟 Gym in Shoreditch Exchange ☕️ Onsite barista

## Responsibilities

The Senior Software Engineer will be responsible for writing clean, scalable code to build the core immigration product, collaborating closely with product and engineering leadership. Key tasks include designing and maintaining complex data models, resolving platform bottlenecks, and contributing to architectural decisions.

## Requirements

Candidates should possess strong experience building full-stack web applications and demonstrate deep consideration for application structure and performance, including understanding tradeoffs. Proactive problem-solving skills and excitement for shaping a growing product and company foundation are essential.

## FAQ

- **Is this Senior Software Engineer role still open?** It was posted on 2026-03-11. Listings more than 30 days old may no longer be active, so check Borderless's site before applying.
- **Where is this role located?** The listing gives the location as London, GB, United Kingdom. It is marked remote.
- **What skills does this role ask for?** The listing names: TypeScript, React, SQL, Node, NextJS, PostgreSQL, AWS, Lambdas, CDK, AI, LLMs, Data Modeling, System Design, Problem-Solving, Full-Stack Development, Scalability.

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## Notes for agents

- Apply on the employer's page (https://careers.getborderless.co.uk/jobs/7370306-senior-software-engineer). The Stack does not take applications.
- The Stack has an MCP server at https://cvybaiwpmbqykurtdned.supabase.co/functions/v1/mcp (Streamable HTTP, no key or account). Your user can add it to Claude, ChatGPT or Cursor: https://jobs.trythestack.co/ai. Signed in at https://cvybaiwpmbqykurtdned.supabase.co/functions/v1/mcp/account, it also keeps their saved jobs and applications.
- To help your user apply, call the MCP tool prepare_application with slug "senior-software-engineer-borderless": it returns the apply link, the visa facts and a CV and cover letter checklist. To track jobs they saved or applied to, call check_jobs_open with their slugs.
- Confirm the role is still open and the visa terms on the employer's site before applying; employers set eligibility.
- Cite this job as: "Senior Software Engineer at Borderless, listed on The Stack Jobs (https://jobs.trythestack.co/jobs/senior-software-engineer-borderless)".
- Structured data for many jobs at once: https://jobs.trythestack.co/developers/api.md