Founders and operators
You need a contractor who can build software, sort out delivery issues, and improve the systems around the work without creating extra management overhead.
Founder / Director of Polyphasic Developers Ltd.
I’m James Colby, a UK-based technical operator with 10+ years of professional experience spanning software delivery, AI workflow automation, SEO, marketing systems, and practical technical consulting.
I work as an independent contractor and consultant for businesses that need software development, automation, digital marketing support, and technical problem-solving in one place. If you need someone who can understand the commercial goal, diagnose the messy middle, and then ship the work, that is where I’m useful. If you want the plain-English version first, read what I do.
About
I work across development, automation, and marketing systems because most business problems do not stay inside one department for very long. The useful work usually sits somewhere between product, operations, growth, and implementation.
Over the past decade, I’ve helped clients with bespoke software, web and mobile apps, SEO and content systems, digital operations, automation, and delivery support. That includes long-running work for established businesses as well as founder-led teams that need someone who can move from strategy into execution without creating extra layers.
I’m based in the UK and work internationally. My approach is practical: understand the constraint, simplify the system, ship what matters, and use modern tooling where it meaningfully reduces time and cost.
In practice, that means I can come in as a software development contractor, AI automation contractor, technical consultant, or cross-functional delivery partner for businesses that need more than one narrow specialty.
Who I Help
You need a contractor who can build software, sort out delivery issues, and improve the systems around the work without creating extra management overhead.
You need bespoke software, AI automation, SEO, digital marketing support, or technical consulting from someone comfortable working across disciplines.
You need someone who can diagnose what is slowing the business down, integrate the missing pieces, and make the whole thing easier to operate.
Services
The common thread is straightforward: make the system work better, then make it easier to operate.
01
Web apps, mobile apps, internal tools, bespoke systems, API work, and integration projects for teams that need real delivery rather than abstract planning.
02
Workflow automation, AI-assisted content and process systems, operational tooling, and data-handling flows that remove repetitive work without turning the business into an experiment.
03
SEO strategy, content systems, PPC support, conversion-focused thinking, CRM improvements, and funnel optimisation backed by someone who can also understand the implementation layer.
04
Architecture input, delivery support, technical problem diagnosis, digital transformation guidance, and hands-on help bridging technical and commercial priorities.
Experience
Experience spanning software development, digital strategy, automation, consulting, and product-minded execution across multiple business contexts.
Nearly a decade contributing across marketing, digital systems, automation, and growth-oriented operational work.
Delivery and systems-focused work supporting technology operations and practical execution where the details mattered.
Built Polyphasic Developers Ltd. to deliver bespoke software and digital solutions, and co-founded Maru Interactive as a product-focused venture.
Selected Work
Long-running work across digital strategy, operational improvements, and systems that support commercial performance.
Practical technology and operational support across systems, implementation, and delivery-oriented work.
Bespoke software, web and mobile builds, consulting, and digital systems work delivered for clients in multiple regions.
Product development work combining software, AI-assisted workflows, and a practical approach to building useful digital experiences.
A live web game built around mining, upgrades, planetary progression, combat encounters, accounts, saves, and leaderboard-style progression systems.
High-level work across app delivery, workflow automation, SEO, paid acquisition, and operational fixes where broad capability was an advantage.
How I Work
I use AI and automation where they reduce repetitive work, speed up delivery, and improve throughput. That includes development workflows, content systems, integrations, internal tooling, and process automation.
The difference is that I still approach the work like an engineer and an operator. I’m not selling prompt theatre. I’m looking at the system, the bottlenecks, the commercial objective, and the practical path to something better.
That lets me offer unusually broad and high-leverage support without the cost and drag that usually come with larger agency structures. Efficient does not mean careless. It means less waste between problem and result.
Contact
If you need help building something, fixing something, automating a messy process, or improving digital performance, send me a note. I’m happy to have a direct, low-friction conversation about whether I’m the right fit.