Software Architect - Java | DDD | TypeScript in London

Software Architect - Java | DDD | TypeScript in London

London Full-Time 63000 - 77000 £ / year (est.) Home office (partial)
Appvia

At a Glance

  • Tasks: Lead software architecture projects and design innovative microservice solutions.
  • Company: Join Appvia.io, a cutting-edge cloud and software engineering consultancy.
  • Benefits: Earn £80-100k plus bonuses and share options, with hybrid working.
  • Other info: SC Clearance eligibility is essential; no relocation or visa sponsorship available.
  • Why this job: Make a real impact by driving domain discovery and delivering complex systems.
  • Qualifications: Hands-on DDD experience and strong leadership skills required.

The predicted salary is between 63000 - 77000 £ per year.

  • The role: Principal Software Architect (Domain-Driven, Delivery-Focused)
  • Who: Appvia. io
  • Where: London (hybrid working (1-2 days per month at a minimum)
  • What you get: £80-100k DOE + 10% Bonus + 10% share options

Appvia is a cloud, platform and software engineering consultancy doing serious work, and we need a Principal Software Architect who has genuinely led domain discovery, owned solution design end-to-end, and delivered microservice architectures where service boundaries actually come from the domain, not from a diagram drawn in a workshop.

You’ll need to bring

  • Real, hands-on DDD experience: strategic and tactical patterns applied to complex systems in production. Not theory, not advisory, but actually done it.
  • Proven leadership of domain discovery with business stakeholders: Event storming, domain storytelling, or equivalent. You drive the room, you don't just facilitate it.
  • End-to-end architectural ownership: ADRs, C4, defending decisions at senior stakeholder level with confidence.
  • Strong full-stack delivery capability: Java / Spring Boot as your core, Type Script / React alongside it. You're still close enough to the code to be credible with engineers.
  • A consulting mindset: you translate messy business problems into clean technical solutions, not the other way around.
  • Experience growing architectural thinking across a team: mentoring engineers, raising the bar, leaving things better than you found them.

Core stack

  • No SQL / SQL
  • Git Lab
  • Maven
  • AWS
  • Playwright

Nice to have

  • Gov UK UI Framework
  • . NET

Before you apply, please read this

This role requires SC Clearance eligibility.

That means British Passport or ILR, 5 years continuous UK residency, clean financial and criminal record - this is non-negotiable.

Candidate relocation and visa sponsorship are not available.

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Software Architect - Java | DDD | TypeScript in London employer: Appvia

At Appvia, we pride ourselves on being an exceptional employer that fosters a collaborative and innovative work culture. Our hybrid working model allows for flexibility while providing ample opportunities for professional growth and development in the rapidly evolving cloud technology landscape. Join us to be part of a team that values strong client relationships and is dedicated to driving meaningful transformation for our clients.

Appvia

Contact Details:

Appvia Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Software Architect - Java | DDD | TypeScript 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 Appvia 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 Appvia.

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 Appvia.

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 Appvia 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 Software Architect - Java | DDD | TypeScript in London

Domain-Driven Design (DDD)
Microservice Architecture
Event Storming
Domain Storytelling
Architectural Decision Records (ADRs)
C4 Model
Java

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 Appvia.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Appvia 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 Appvia

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 Appvia 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.