Results-Driven Software Development Agency

AI-powered software development agency for founders, CTOs and product teams ready to build, scale and move faster.

Trusted by industry-leading founders

How we help

Access top-tier talent for less

Our globally dispersed team of senior engineers powers some of the UK’s fastest growing startups at a fraction of the cost of hiring in-house or going to a traditional agency. AI tooling built into our workflow means we deliver more, faster, without inflating your budget.

Beat your competition to market

With 200+ developers across 80+ technologies ready to move on your project, we ship high-quality, cutting-edge products fast. Our AI-first approach means less time on repetitive work and more time on the decisions that matter.

Reduce risk and scale with confidence

Long-term support without the overhead of hiring in-house. Scale your team up or down as your roadmap demands with senior technical leadership available at every stage.

What we build

We work across the full spectrum of software development, supporting both greenfield builds and existing products that need to evolve.

Custom Software Development

We build software around how your business actually works, not the other way around. From launch ready fixes to an MVP build or your tenth release, you get the right level of engineering for the stage you’re at.

Web & Mobile App Development

End-to-end design and development for web and mobile, built to work seamlessly across devices, scale with your user base, and actually get used. From first wireframe to app store launch.

AI Development & Integration

We build custom AI features and integrate the tools that make sense for your product. From automation and AI-powered workflows to embedding models like GPT and Claude directly into what you’re building.

Gateway User Access Streamline Icon: https://streamlinehq.com

Offshore & Dedicated Teams

Scale your engineering capacity without the overhead of hiring. Get a dedicated team of vetted developers, embedded in your workflow and working to your standards, at a fraction of the cost of building in-house.

How we work

We have a number of packages and price points depending on where you are in your software development journey:

Prototype Launch

Ideal for: No-code/AI-built prototypes that need a professional foundation before launch.

MVP Build

Ideal for: Founders who’ve validated an idea and now need it built properly.

Software Partner

Ideal for: Post-MVP companies with ongoing dev needs who want a long-term technical partner, not a one-off vendor.

AI-first, senior led

AI has changed what’s possible in software development. Our senior developers use AI tooling as a force multiplier across every project to cut build times, reduce costs and pass those efficiencies directly to you.

You get the speed of AI with the judgement of an experienced team who knows how to use it well.

Why founders choose FiftyFive Technologies

AI-first, senior-led

We use AI tooling as a force multiplier across every project guided by senior developers who know how to apply it with precision and purpose.

Deep technical expertise

Over a decade of experience across 80+ technologies, from established stacks to cutting-edge frameworks.

Full-service solutions

Strategy, design, development, QA and ongoing support all under one roof.

Flexible and cost-effective

No bloated retainers or locked-in contracts. We work the way you need us to, at a price point that makes sense for your stage.

In your timezone, in your language

Team members across the UK, Europe, UAE and India available when and how you need them.

Join hundreds of innovative founders
launching products with 55

Sahir Ahmed
Sahir Ahmed
Qopla, Founder & CTO
"55 took time to get to know our customers’ needs and were able to design a solution that significantly improved their experience with our platform resulting in increased users."
Megha Manchanda
Megha Manchanda
VP of People Operations, LiveLike
"We were delighted by their collaborative environment and technical expertise. They are flexible in work timings, Requirements gathering, and take ownership. We selected FiftyFive Technologies over others because of their Great culture fit, Good value for cost, and Company values."
Govind Gagoria
Govind Gagoria
Director & CEO, Auggit
"FiftyFive Technologies has delivered the project on time, meeting the client's expectations. They have communicated frequently and promptly in person and via virtual meetings, ensuring an effective workflow. Their work culture and company values have been hallmarks of their work."

START NOW

Start your next project now