The place to do your best work

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We do things right
and make a difference

Want to do work that really matters?

We take on the toughest software engineering work, often critical to our customers and dealing with complex technologies. We custom-build high-performance, enterprise-grade software that makes a real difference.

We’ll treat you as a person not a ‘resource’

We work in core crews of specialists who are joined by other engineers to fit the project in hand. You’ll work on projects that really suit your expertise, with plenty of opportunity for skills expansion and career development. The perfect environment to do your best work.

We’re as ambitious and committed to quality as
you are

Real challenges, with real support. Constant investment in your training and a brilliant group of colleagues and peers that bring out the best in each other. That’s 345 Technology.

Hear from your future peers 

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Open roles

If you don’t see a role for you – but have the feeling you’d be a good fit – please get in touch and simply let us know why

We do what’s right,
not what’s easy

  • You’ll work with like-minded professionals

    We understand that solving tough software engineering problems isn’t just about tech. It takes people who really are at the top of their game. Skilled engineers. Great communicators. Crews committed to each other and our customers.

  • Brilliant colleagues bringing out the best in each other

    At 345 you’ll get a supportive crew that’s as ambitious and committed to quality as you are. An empowering culture that always takes the right approach, not the easiest.

  • Build on your successes together

    We step up to the challenges together. With a culture of peer-to-peer learning and sharing. No prima donnas. Just brilliant people supporting each other to do brilliant work.

  • We trust in each other, and in you

    At 345 Technology we want our work to make a difference. You’ll take on projects that really matter to our customers, and to us. With professionals you can trust and learn from, every single day.

Benefits, perks and more

Beyond a competitive salary package, what else is on offer if you join us?


An employer that consistently offers you their wholehearted trust, support and the chance to do your best work


10 days of allocated learning and training days. We pay the fees, you do the work!




Annual tech budget


25 days holiday + bank holidays


A flat company structure, scaling fast, with serious opportunities for career development and growth


We work very hard to keep our people. So you’ll be working with the same crew and building on your successes together


Cycle to work scheme


Work remotely, office-based, or combine the two – to suit you, your crew and your role


Perkbox rewards scheme

Take me straight to
the jobs