Best Embedded Firmware Developers

Conclusive Engineering vs Oxalis Design: full comparison for 2026

Quick verdict

Conclusive Engineering (4.3/5) edges ahead of Oxalis Design (4.0/5) overall. Conclusive Engineering is the better choice for teams valuing engineers with named prior experience at recognized companies. Oxalis Design is the stronger option for very small teams wanting direct, ongoing access to the founding engineers. The right choice depends on your project size, budget, and required tech stack.

Conclusive Engineering vs Oxalis Design: head-to-head summary

Criterion Conclusive Engineering Oxalis Design
Founded 2018 2019
HQ Katowice, Poland Bristol, UK
Team size 30–50 2–10
Rating 4.3 / 5 4.0 / 5
Primary differentiator Team includes engineers with prior experience at Cadence Design Systems and iXsystems, backed by Nordic Semiconductor and Texas Instruments partner status Founder-led team where both founders remain personally involved in client engineering work, not just management
Pricing model Design-phase consulting, project-based engineering engagements Project-based electronics and embedded engagements
Min. engagement Not published Not published
Primary tech stack FreeRTOS, Embedded Linux, FreeBSD C, C++, RF Design
Industries served Automotive, Healthcare, Industrial, Manufacturing Medical devices, Consumer electronics, Industrial

Conclusive Engineering vs Oxalis Design: overview

Conclusive Engineering

Conclusive Engineering was founded in 2018 in Katowice, Poland by Jakub Klama and Wojciech Kloska, with a team most sources place between 30 and 50 engineers, several of whom carry prior experience at Cadence Design Systems, iXsystems, and Silicon Valley startups. That prior-employer detail matters to a hiring-focused buyer the same way it would in a direct hiring decision: it's evidence of where the team's actual technical judgment was formed, not just a generic claim of expertise. Nordic Semiconductor and Texas Instruments partner status backs the team's chip-selection work with vendor-level support.

Oxalis Design

Oxalis Design is a Bristol, UK electronics and embedded systems consultancy founded by Alex Turner and Alex Thornicroft, both experienced electronics and software engineers who remain personally involved in client work rather than having moved fully into management. For a client evaluating team fit at the smallest scale, this means the people making architecture decisions are the same people who will be reachable throughout the engagement, not a sales contact who hands the work to unnamed staff.

Services and capabilities: Conclusive Engineering vs Oxalis Design

Capability Conclusive Engineering Oxalis Design
Firmware development
RTOS development
Hardware co-design
Embedded GUI development
Medical device firmware
Functional safety
Technical training
Expert-witness services
Staff augmentation

Tech stack comparison: Conclusive Engineering vs Oxalis Design

Framework / platform Conclusive Engineering Oxalis Design
C
C++
FreeRTOS N/A
Zephyr N/A N/A
FPGA N/A
Embedded Linux N/A
LVGL N/A N/A
AWS IoT N/A N/A
ARM Cortex-M N/A N/A

Pricing comparison: Conclusive Engineering vs Oxalis Design

Criterion Conclusive Engineering Oxalis Design
Minimum engagement Not published Not published
Engagement models Design-phase consulting, Project-based engineering Project-based engineering, concept through pilot build
Rate transparency Not public Not public
Price tier Mid-market Mid-market

Target audience comparison: Conclusive Engineering vs Oxalis Design

Dimension Conclusive Engineering Oxalis Design
Best company size Startup to mid-market Startup to mid-market
Best industries Automotive, Healthcare, Industrial Medical devices, Consumer electronics, Industrial
Best use cases Hiring a team with verifiable prior experience at recognized engineering companies, FreeBSD-based embedded Linux development needing uncommon platform depth Hiring a very small team where the founders personally do the engineering, RF and firmware co-design for a new connected consumer device
Typical project type Design-phase consulting Project-based engineering, concept through pilot build

Conclusive Engineering vs Oxalis Design: pros and cons

Conclusive Engineering
+ Engineers with prior experience at Cadence Design Systems and iXsystems give a hiring buyer a concrete, checkable background to evaluate
+ Nordic Semiconductor and Texas Instruments partner status backs the team's own chip-selection judgment with vendor-level support
+ FreeBSD depth is uncommon among competing teams, most of whom default to Linux or bare-metal only
+ 7 years of operating history under its two named co-founders
- Team size estimates vary between roughly 30 and 50 engineers depending on source
- 7 years of operating history is shorter than several other boutique teams on this list
- No published pricing or minimum engagement threshold
Oxalis Design
+ Both founders remain personally involved in engineering work, not just business development
+ Focus on electronics and embedded firmware exclusively, without a broader IT practice diluting attention
+ RF design capability in-house means wireless connectivity work doesn't require a separate specialist
+ Serves medical, consumer, and industrial clients from concept through pilot build
- A team of 2 to 10 people limits capacity to a small number of concurrent client programs at any time
- Publicly verifiable founding date and detailed case study history are limited
- No published pricing or minimum engagement figure

Who should choose Conclusive Engineering?

A typical fit: hiring a team with verifiable prior experience at recognized engineering companies.

Team includes engineers with prior experience at Cadence Design Systems and iXsystems, backed by Nordic Semiconductor and Texas Instruments partner status. Minimum engagement is not publicly disclosed. Works best with clients in Automotive, Healthcare, Industrial, Manufacturing.

Who should choose Oxalis Design?

A typical fit: hiring a very small team where the founders personally do the engineering.

Founder-led team where both founders remain personally involved in client engineering work, not just management. Minimum engagement is not publicly disclosed. Works best with clients in Medical devices, Consumer electronics, Industrial.

Decision matrix: Conclusive Engineering vs Oxalis Design

Your situation Recommended choice
You need full-ownership delivery on a defined project scope Both offer fixed-price models
You need a large dedicated team for an ongoing programme Check each company's engagement model
Your budget is at the lower end Compare: Conclusive Engineering (Not published) vs Oxalis Design (Not published)
You need specialist depth in a specific vertical Conclusive Engineering
You need staff augmentation or team extension Neither; consider alternatives that offer staff aug
You need consulting before committing to a build Both may offer discovery engagements

Use case fit: Conclusive Engineering vs Oxalis Design

Use case Conclusive Engineering fit Oxalis Design fit Winner
Hiring a team with verifiable prior experience at recognized engineering companies Strong Strong Both equally
FreeBSD-based embedded Linux development needing uncommon platform depth Strong Limited Conclusive Engineering
Hiring a very small team where the founders personally do the engineering Strong Strong Both equally
RF and firmware co-design for a new connected consumer device Limited Strong Oxalis Design
Fixed-price build Limited Limited Both equally
Staff augmentation Limited Limited Both equally

Verdict: Conclusive Engineering vs Oxalis Design

Conclusive Engineering (4.3/5) is the stronger overall choice for most Embedded Firmware Development projects. Team includes engineers with prior experience at Cadence Design Systems and iXsystems, backed by Nordic Semiconductor and Texas Instruments partner status.

Oxalis Design (4.0/5) is worth a look if you need RF and firmware co-design for a new connected consumer device. If your situation matches that, Oxalis Design is a competitive option.

Related comparisons

Conclusive Engineering vs Oxalis Design FAQ

Is Conclusive Engineering better than Oxalis Design?

Conclusive Engineering (4.3/5) scores higher overall, but "better" depends on your use case. Conclusive Engineering's strongest advantage: engineers with prior experience at Cadence Design Systems and iXsystems give a hiring buyer a concrete, checkable background to evaluate. Oxalis Design's strongest advantage: both founders remain personally involved in engineering work, not just business development.

How do Conclusive Engineering and Oxalis Design differ in pricing?

Conclusive Engineering uses design-phase consulting, project-based engineering engagements pricing. Oxalis Design uses project-based electronics and embedded engagements pricing. Neither firm publishes a full rate card; a discovery call is required for project-specific quotes.

Which is better for enterprise: Conclusive Engineering or Oxalis Design?

Conclusive Engineering is the larger team and typically the better enterprise-scale choice. For very large programmes, verify team size and compliance coverage directly with each developer before shortlisting.

What are the main differences between Conclusive Engineering and Oxalis Design?

Conclusive Engineering's primary differentiator is: team includes engineers with prior experience at Cadence Design Systems and iXsystems, backed by Nordic Semiconductor and Texas Instruments partner status. Oxalis Design's primary differentiator is: founder-led team where both founders remain personally involved in client engineering work, not just management. They also differ in team size (30–50 vs 2–10), minimum engagement (Not published vs Not published), and primary industries served (Automotive, Healthcare vs Medical devices, Consumer electronics).

Verify all details directly with each developer before making a decision.