Senior software engineering · Leeds & UK

Serious software. Built smarter.

DevStack is a Leeds-based software development company helping ambitious businesses build, modernise and rescue important software. You work directly with senior UK engineers who use modern AI-assisted delivery to move faster without compromising quality, security or long-term maintainability.

Software should move the business forward.

The right software can open a new revenue stream, remove hours of manual work, improve a customer experience or give a growing team room to scale. The wrong project can consume budget without solving the underlying problem.

We start with the commercial outcome. Then we work out the simplest responsible way to achieve it.

// what needs to change?

Build something new

Turn a validated opportunity into a focused product, platform or mobile app that can reach real users and evolve with evidence.

Modernise what you rely on

Reduce the risk, cost and operational drag created by ageing software without assuming everything must be rewritten at once.

Get a project moving again

Understand what has gone wrong, stabilise the important parts and create a credible route to launch or recovery.

A senior team, not a chain of hand-offs.

Every DevStack engineer has more than 15 years of commercial experience. The people discussing your problem are the people responsible for solving it. We do not outsource delivery offshore and we do not sell senior expertise before handing the work to a junior team.

years of commercial experience behind every engineer

Commercial judgement

We challenge unnecessary scope and keep decisions tied to value, risk and the people who will use the software.

AI-enabled delivery

We use modern tools to accelerate research, prototyping, implementation, testing and documentation, with experienced engineers accountable for every release.

Clear ownership

You know what is being delivered, what has changed and what decision comes next.

Built to live beyond launch

Security, maintainability, support and future change are considered from the start.

Ways we can help

all services →

// evidence, not theatre

“They were productive from day one and made a fantastic contribution. The platform changed how the team works every day.”

Mark, CTO

See our work →
Illustration of capsules and pill bottles arranged along a winding path, representing an orderly pharmaceutical supply chain.

A clear route from problem to progress

  1. Understand

    Clarify the commercial goal, users, constraints and existing risks.

  2. Decide

    Agree the smallest sensible route forward, with scope, priorities and trade-offs visible.

  3. Deliver

    Work in short, reviewable stages with regular demonstrations and clear ownership.

  4. Improve

    Launch safely, measure what happens and continue only where further investment creates value.

AI has changed how software is built. Experience matters more, not less.

AI can remove repetition and shorten parts of the delivery cycle. It can also generate plausible mistakes at speed. DevStack combines AI-assisted engineering with experienced review, testing and technical ownership. Clients get the benefit of faster execution without being asked to accept lower standards or a black-box process.

We use AI where it creates value. We do not force it into a solution that would be safer, simpler or cheaper with conventional software.

Software development in Leeds, delivered across the UK.

DevStack is based in Leeds and works with organisations across Yorkshire and the UK. We can run local workshops and stakeholder sessions in person, while maintaining the flexibility of remote delivery.

Frequently asked questions

What types of software do you build?

We build business platforms, customer portals, SaaS products, mobile apps, workflow systems and integrations. The common thread is a meaningful operational or commercial problem, not a particular technology.

Do you work only with Leeds businesses?

No. We are based in Leeds and work across Yorkshire and the UK. Local clients can also use in-person discovery and review sessions.

Do you outsource development?

No. Delivery is handled by our senior UK-based team. We do not use offshore development teams or hand work to junior developers.

How do you use AI?

We use approved AI-assisted tools to accelerate appropriate parts of delivery, with senior engineers reviewing decisions, code, tests and releases. AI supports the team; it does not replace accountability.

Can you take over an existing system or project?

Yes. We begin with an audit and handover assessment so that risks, ownership and the recovery plan are understood before major changes are made.

Let's make the next decision clearer.

Whether you are planning a new product, dealing with an ageing system or trying to recover a difficult project, the first conversation should leave you with more clarity than you had before.