Sydney-based Fractional CTO

Sydney-based Fractional CTO

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I'm Sam Halcrow. I lead the technology function inside your business, taking full accountability for where your technology goes and how it gets there.
I'm Sam Halcrow. I lead the technology function inside your business, taking full accountability for where your technology goes and how it gets there.
I'm Sam Halcrow. I lead the technology function inside your business, taking full accountability for where your technology goes and how it gets there.

253

Australian organisations and teams I've worked with

16

years leading software engineering and AI initiatives

1M

engineering hours delivered under my leadership

CLIENTS

253 businesses have trusted me with their technology

What I do

These are the gaps I fill as a Fractional CTO

These are the gaps I fill as a Fractional CTO

These are the gaps I fill as a Fractional CTO

Someone accountable for your tech

I own the technical direction of your organisation and take accountability for it.

The right expertise for your business

I've been inside 250+ tech projects. I know what's about to go wrong before it does.

A leader your team and vendors can work with

I run your engineering function. I manage your existing tech team and partners.

Someone who speaks both languages

I speak business terms with your leadership and technical terms with your engineers.

TESTIMONIALS

Hear from the businesses I'm currently Fractional CTO at

Hear from the businesses I'm currently Fractional CTO at

Angela Bevitt-Parr

National Marketing Manager, AWS Australia

Angela Bevitt-Parr

National Marketing Manager, AWS Australia

Tim Buric

Chief Technology Officer, Agilyx & MUNIvers

Tim Buric

Chief Technology Officer, Agilyx & MUNIvers

Kelvin Kenney

Chief Executive Officer, Bow Wow Meow

Kelvin Kenney

Chief Executive Officer, Bow Wow Meow

"Sam and his team injected innovation back into our environment to reconstruct what we had and gear it up for the future."

"Sam and his team injected innovation back into our environment to reconstruct what we had and gear it up for the future."

"Sam and his team injected innovation back into our environment to reconstruct what we had and gear it up for the future."

Angela Bevitt-Parr

National Marketing Manager, AWS Australia

Angela Bevitt-Parr

National Marketing Manager, AWS Australia

Angela Bevitt-Parr

National Marketing Manager, AWS Australia

"One of the biggest benefits is that there was experience behind the advice Sam Halcrow gave us. This gave us confidence that we were on the right path to get the results we wanted."

"One of the biggest benefits is that there was experience behind the advice Sam Halcrow gave us. This gave us confidence that we were on the right path to get the results we wanted."

"One of the biggest benefits is that there was experience behind the advice Sam Halcrow gave us. This gave us confidence that we were on the right path to get the results we wanted."

Tim Buric

Chief Technology Officer, Agilyx & MUNIvers

Tim Buric

Chief Technology Officer, Agilyx & MUNIvers

Tim Buric

Chief Technology Officer, Agilyx & MUNIvers

"Sam and his team took the time to understand our business and knew all the tech we needed… They act as an extension of our team."

"Sam and his team took the time to understand our business and knew all the tech we needed… They act as an extension of our team."

"Sam and his team took the time to understand our business and knew all the tech we needed… They act as an extension of our team."

Rouad El-Ayoubi

Managing Director, Alliance Project Group

Rouad El-Ayoubi

Managing Director,

Alliance Project Group

Rouad El-Ayoubi

Managing Director, Alliance Project Group

Case studies

Here's a snapshot of some big wins I achieved

Acciona

I led software delivery for the Western Harbour Tunnel project, capturing and storing 13km of precision engineering data

I led software delivery for the Western Harbour Tunnel project, capturing and storing 13km of precision engineering data

I led software delivery for the Western Harbour Tunnel project, capturing and storing 13km of precision engineering data

Agilyx

I led the tech team through the initial rollout of a citizen management platform, serving 41,000+ people across Canada

I led the tech team through the initial rollout of a citizen management platform, serving 41,000+ people across Canada

I led the tech team through the initial rollout of a citizen management platform, serving 41,000+ people across Canada

Bovara

I led the technical build of purpose-built software powering a new EV parking network across NSW

I led the technical build of purpose-built software powering a new EV parking network across NSW

I led the technical build of purpose-built software powering a new EV parking network across NSW

Results

Outcomes I've achieved for businesses like yours

Outcomes I've achieved for businesses like yours

45%

Sprint variance at 45%. Salesforce migration stalling. First on-time delivery in 18 months.

Man in a blue t-shirt smiling confidently while standing against a light wall in sunlight

70%

Field crew productivity — Acciona Western Harbour Tunnel 7 years inside a 7km tunnel. Zero surprises.

Woman with blonde hair and glasses wearing a white blouse, softly lit against a brown wall

35%

Bow Wow Meow +35% CTR increase — first A/B test, Bow Wow Meow From 6–8 weeks per test to 5 days

Smiling man in a grey blazer and graphic tee, lit by window shadows on a beige wall

5 mths

Bovara Time to market — Bovara EV charging platform vs. 12–18 months typical for a custom build. 30 stations live at launch.

Man and woman standing side by side in sunlight, both wearing light collared shirts

45%

Sprint variance at 45%. Salesforce migration stalling. First on-time delivery in 18 months.

Man in a blue t-shirt smiling confidently while standing against a light wall in sunlight

70%

Field crew productivity — Acciona Western Harbour Tunnel 7 years inside a 7km tunnel. Zero surprises.

Woman with blonde hair and glasses wearing a white blouse, softly lit against a brown wall

35%

Bow Wow Meow +35% CTR increase — first A/B test, Bow Wow Meow From 6–8 weeks per test to 5 days

Smiling man in a grey blazer and graphic tee, lit by window shadows on a beige wall

5 mths

Bovara Time to market — Bovara EV charging platform vs. 12–18 months typical for a custom build. 30 stations live at launch.

Man and woman standing side by side in sunlight, both wearing light collared shirts

45%

Sprint variance at 45%. Salesforce migration stalling. First on-time delivery in 18 months.

Man in a blue t-shirt smiling confidently while standing against a light wall in sunlight

70%

Field crew productivity — Acciona Western Harbour Tunnel 7 years inside a 7km tunnel. Zero surprises.

Woman with blonde hair and glasses wearing a white blouse, softly lit against a brown wall

35%

Bow Wow Meow +35% CTR increase — first A/B test, Bow Wow Meow From 6–8 weeks per test to 5 days

Smiling man in a grey blazer and graphic tee, lit by window shadows on a beige wall

5 mths

Bovara Time to market — Bovara EV charging platform vs. 12–18 months typical for a custom build. 30 stations live at launch.

Man and woman standing side by side in sunlight, both wearing light collared shirts

FAQ

Frequently asked questions

What are the signs my business needs a fractional CTO?

How is this different from hiring a full-time CTO?

Is a fractional CTO different from an interim CTO?

What kinds of organisations do you typically work with?

What happens if we already have an in-house engineering team or a vendor?

Let's talk about your technology gaps

Let's talk about your technology gaps

Whether you’ve got a clear problem or are concerned about what you don't know, I’m always happy to have a conversation with business leaders and share my thoughts and insights.

Send me a message

Send me a message

© 2026 Halcrow Tech Consultancy | Technology delivery for the Australian mid-market.