IT staff augmentation services

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On The Spot Development provides IT staff augmentation from Warsaw. We recruit engineers in Poland for the roles your team is missing, employ them locally, and your managers lead their work.

Tell us which role is missing
Tell us which role is missing
Since 2016
Building dedicated teams
155
Engineers on customer teams
30+
Dedicated teams built
60,000+
Engineers in our database
5.0
Clutch & Glassdoor rating
3-5 days
To first profile
Trusted by leading companies
Companies we build teams for
Companies we build teams for
About

What is IT staff augmentation?

IT staff augmentation is a hiring model where you add external engineers to your existing team to close a specific skill gap. The same model is also called team augmentation, IT resource augmentation or IT outstaffing.

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At On The Spot Development, each augmented engineer is recruited for your role and your tech stack. We employ them in Poland under a local contract, and they work from our Warsaw office, remotely or hybrid.

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It is a simpler way to add engineers than setting up hiring and employment in Poland yourself, especially for startups.

Honest assessment

When IT staff augmentation is the right call

On The Spot Development offers several ways to grow your engineering team. Here is how to tell if adding individual engineers fits what you need right now.

Right Moment

  • One missing skill blocks the roadmap. Your backend team is strong, but without DevOps, QA, or mobile, your next release is on hold.

  • You have no legal entity in Poland. On The Spot Development is the employer, so you hire in Poland without opening a company there.

  • Local hiring stalls on salary. You defined the role, but local candidates are priced above the budget you set for it.

  • You may want them in-house later. Start with an engineer we employ, and move them onto your own payroll when the role becomes core.

Probably not yet

  • You want the engineer on your own payroll. Hiring straight into your company is a recruitment job, covered by our tech recruitment services.

  • You need someone to make the technical decisions. When the gap is technical leadership rather than hands, see CTO as a service.

  • You need a whole team around a product. When the unit is a team with its own lead and roadmap, the dedicated development team model fits better.

  • You need a fixed scope for a fixed price. On The Spot Development doesn't sell project delivery.

Send the role, the tech stack and the seniority. We come back with the next steps.

Comparison

IT staff augmentation vs. dedicated team vs. outsourcing

IT staff augmentation
Dedicated team
Project outsourcing
What you get

Individual engineers added to the team you already run

A standing team built around one product

A project delivered against a written spec

Who directs the work

Your team leads

Your managers

The vendor's delivery lead

Who finds the engineers

On The Spot Development recruits for your role, you approve

On The Spot Development recruits, you approve

The vendor staffs from its own people

How you pay

Engineer's gross salary + fixed management fee

Engineer's gross salary + fixed management fee

Fixed price or hourly rates

Where product knowledge stays

In your team, with engineers you can later hire in-house

In your team

Mostly with the vendor's team

Best for

Closing a skill gap in a team that has its own leads

A long-term roadmap that needs a whole team

A defined project with a finish line

Choose software staff augmentation when your team has leads and a working process, and the gap is one specific skill. For a permanent R&D base in Poland with its own operations, see the offshore development center.

IT staff augmentation
Dedicated team
Project outsourcing
What you get

Individual engineers added to the team you already run

A standing team built around one product

A project delivered against a written spec

Who directs the work

Your team leads

Your managers

The vendor's delivery lead

Who finds the engineers

On The Spot Development recruits for your role, you approve

On The Spot Development recruits, you approve

The vendor staffs from its own people

How you pay

Engineer's gross salary + fixed management fee

Engineer's gross salary + fixed management fee

Fixed price or hourly rates

Where product knowledge stays

In your team, with engineers you can later hire in-house

In your team

Mostly with the vendor's team

Best for

Closing a skill gap in a team that has its own leads

A long-term roadmap that needs a whole team

A defined project with a finish line

Choose software staff augmentation when your team has leads and a working process, and the gap is one specific skill. For a permanent R&D base in Poland with its own operations, see the offshore development center.

Why On The Spot Development

Why choose On The Spot Development as your IT staff augmentation company

One engineer with full setup

A single engineer gets the same recruitment, HR, office and account management as a full team.

A search built around your role

On The Spot Development runs market mapping and prescreening for tech stack, English and motivation. By agreement, our CTO runs the technical screening before you meet the candidate.

Benefits your engineer stays for

Your engineer gets private medical insurance fully covered, sports and wellness programs, a yearly education budget and language classes. Our engineers rate us 5.0 on Glassdoor.

One fee, everything around the engineer

Our management layer covers contract, payroll, accounting, legal support, onboarding, performance reviews, hardware and a desk in our Warsaw office.

Your engineer and your process

Your engineer reports to your team lead, joins your channels and follows your process. On The Spot Development handles the Polish contract.

Long customer retention

The median customer partnership is 4 years. Your account manager tracks your engineer's wellbeing and retention risks and flags them early.

Tell us who you need

Send the roles and the tech stack. On The Spot Development takes it from there, and you decide who gets to the technical round.
Send your roles
Send your roles
Our process

How IT staff augmentation works with On The Spot Development

Role discovery

You tell us which role is missing, the tech stack, the seniority and the hours it has to overlap with your team. We agree on the profile together.

01

Search and pre-screen

On The Spot Development sources candidates across the Polish market beyond job boards: our database of 60,000+ engineers, closed communities and engineering chats, and our TechSpot community network.

02

Prescreening

Our recruiters interview candidates to build a precise shortlist matching your technical requirements and cultural fit.

03

Your interview

You run the technical round and approve the offer. If you prefer, CTO as a service engagement runs the technical interview for you, using your criteria.

04

Contract and setup

We sign the Polish contract, prepare the equipment and benefits, and have the NDA and your access requests ready before day one.

05

Onboarding and first sprint

06

The engineer joins your standups, board and repositories. Your leads own the work. We keep payroll, HR and any replacement search on our side.

Transparent Pricing

What IT staff augmentation costs

Engineering salary
Fixed management fee

One monthly number per engineer. It covers the gross salary and a fixed management fee.

You see the salary. Your invoice shows the exact gross salary from the engineer's contract.

What moves the number? Seniority, the tech stack and how rare the role is on the Polish market set the salary. The management fee stays the same.

Industries & Domains

Where our engineers work today

Cybersecurity

Cloud security, application security and AI-native email security products, with engineers inside the product teams. Orca Security since 2019, Cycode since 2021, Ocean Security since 2025.

Gaming and ad tech

Mobile growth and in-app advertising products, on a system delivering 4M+ installs a day. Several product teams for Unity since 2021.

AI and machine learning

AI-first mobile apps, with engineers, design and QA in one team. 44pixels since 2024.

Sports and media

A live scores app for 100M+ fans. A team of 15 on the core engine at 365Scores since 2021.

SaaS

An AI-powered CRM for 100,000+ small businesses. HoneyBook since 2024.

Fintech

An online trading platform and AI compliance monitoring for financial firms. Finonex since 2025, Sedric.ai since 2024.

Success stories

Our case studies

Industry

Cybersecurity

Partnership

2019 - present

Team size

55+

Country

Israel

R&D center in Poland for a cloud security scale‑up

Building a 55‑engineer team in Poland and increasing development efficiency by 40%.

Industry

SportsTech

Partnership

2021 - present

Team size

15

Country

Israel

Scaling a team for a sportstech platform

Expanding an engineering team for a global sports product

Industry

AI, Mobile

Partnership

2024 - present

Team size

17 at peak

Country

UK

Dedicated team for a venture capital-funded startup

Building and supporting a 17+ team for a VC-backed startup in mobile AI

Industry

Cybersecurity

Partnership

2021 - present

Team size

25+

Country

Israel

Development team for an AI‑driven cybersecurity startup

Building and scaling a 25‑person team in Poland for a VC-backed startup.

Industry

SaaS CRM, FinTech

Partnership

2024 - present

Team size

4 at peak

Country

Israel

Offshore team for a clientflow management platform

Extending the R&D team behind a CRM and FinTech platform for small businesses

Industry

eCommerce

Partnership

2018 – present

Team size

25+ at peak

Country

Israel

Offshore engineering team for a scaling eCommerce brand

Building the team that powered the customer’s growth into a global shopping tech platform.

Industry

Enterprise AI

Partnership

2024 - present

Team size

19 at peak

Country

US

Dedicated team for a fintech & enterprise AI company

Building and growing an engineering team in Poland

Industry

Blockchain security

Partnership

2018 - 2021

Team size

2

Country

UK

Dedicated team for a blockchain security startup

Multi-Party Computation (MPC) library and dedicated team that helped drive acquisition by a top crypto exchange.

Industry

Social media

Partnership

2019 - 2023

Team size

2

Country

UK

Offshore R&D team for a SaaS startup

Feature‑rich MVP delivered in five months with a Fractional CTO and a dedicated team.

IP and security

Who owns the code, and how your systems stay protected

You own the code from the moment it's written

Each engineer assigns their work product to On The Spot Development under Polish law as it's created. Your contract passes it straight to your company.

EU-compliant NDAs

Every engineer signs a confidentiality agreement before getting access to your systems.

Secure workstations

Every laptop has full-disk encryption and sits under central device management, so a lost device can be locked remotely. The Warsaw office opens with a badge only.

Your security rules apply

By default, engineers work on staging or anonymized data, and production data stays off their laptops. You grant access to your systems and revoke it at any time. When an engineer leaves, On The Spot Development closes every access on their last day.

Replacement

What happens if an engineer leaves

A search from your brief

The search restarts from the role brief and interview flow you already agreed, so the new search starts not from scratch, with full context.

Time for a handover

Engineers’ contracts carry notice periods, which usually leave time for a handover.

Knowledge stays with you

Code, documentation and tickets live in your repositories and tools, so the work doesn't leave with the engineer.

Early warning

Your account manager tells you as soon as a risk appears, so you plan the handover instead of reacting to it.

Technologies

Technical staff augmentation across your stack

Engineering staff augmentation starts from the tech stack your product already runs on. On The Spot Development recruits for it. If your stack is not listed, bring it up in the role brief.

Backend

  • Python
  • Go
  • Node.js
  • C#
  • .NET
  • Ruby on Rails
  • Rust
  • Django
  • Express
  • Java

Frontend

  • React
  • Angular
  • TypeScript
  • Next.js
  • JavaScript
  • Redux
  • MobX
  • GraphQL
  • Styled Components
  • React Query
  • AngularJS to React migration

Mobile

  • React Native
  • Flutter
  • Android
  • iOS
  • Xamarin
  • Kotlin
  • Firebase
  • Unity3D

DevOps and cloud

  • AWS
  • GCP
  • Docker
  • Terraform
  • Azure
  • CI/CD pipelines
  • Kubernetes
  • GitLab CI
  • Helm
  • Grafana
  • Prometheus
  • Linux

QA

  • Manual QA
  • Automation QA
  • Test frameworks
  • Release management
  • Data quality
  • Jest
  • Postman
  • API testing

Data

  • SQL
  • PostgreSQL
  • MySQL
  • MongoDB
  • Kafka
  • ClickHouse
  • Data engineering
  • Elasticsearch
  • Redis
  • Airflow
  • Snowflake
  • Aerospike

Cybersecurity products

  • Rust
  • Go
  • Python
  •  Linux kernel
  • eBPF
  • In-workload agents
  • Scanners platforms
  • Kubernetes
  • Terraform

AI and machine learning

  • Python
  • LLM integration
  • RAG
  • LlamaIndex
Testimonials

What customers say

Dor Atias

Their professionalism, flexibility, and commitment to our success have made them a trusted strategic partner.

Dor Atias
Co-Founder & CPO
Adam Stevens

Their candidate selection process is extremely efficient, and, what's even more important, very customisable, meaning we only spend our time interviewing relevant candidates that have been carefully preselected according to all our specific requirements.

Adam Stevens
CEO & Co-Founder
Ami Serkis

On The Spot Development has provided us with 15 developers, including server and automation developers, who have been writing the core of 365Scores' engine.

Boaz Adato

On The Spot Development has provided us with permanent team members. The team has helped us with codebase modernization from AngularJS to React, our mobile app, and ongoing QA efforts.

Boaz Adato
Head of engineering guild
Dor Atias
Cycode

Their professionalism, flexibility, and commitment to our success have made them a trusted strategic partner.

Dor Atias
Co-Founder & CPO
Boaz Adato
HoneyBook

On The Spot Development has provided us with permanent team members. The team has helped us with codebase modernization from AngularJS to React, our mobile app, and ongoing QA efforts.

Boaz Adato
Head of engineering guild
Adam Stevens
44pixels

Their candidate selection process is extremely efficient, and, what's even more important, very customisable, meaning we only spend our time interviewing relevant candidates that have been carefully preselected according to all our specific requirements.

Adam Stevens
CEO & Co-Founder
Yan Sidorenko
Miracle Studio

I chose them over other options because they had high ratings […] they were a great culture fit, and their company values aligned with ours.

Yan Sidorenko
CEO & Co-Founder
FAQ

IT staff augmentation: frequently asked questions

IT staff augmentation means adding external engineers to your existing team to fill a specific skill gap. The engineers follow your processes and report to your managers, while a partner employs them. With On The Spot Development, each engineer is recruited in Poland for your role, and you pay their gross salary plus a fixed management fee.

The difference is who directs the work. With staff augmentation, your managers lead the engineers day to day, and the product knowledge stays in your team. With project outsourcing, a vendor delivers an agreed scope with its own people and its own delivery lead. On The Spot Development doesn’t offer project delivery. Instead, we offer staff augmentation.

No. Managed services hand a whole IT function, such as support or infrastructure, to a vendor that runs it against a service-level agreement. IT staff augmentation adds engineers to your own team, and you keep control of priorities, code and delivery.

The unit you buy is different. Staff augmentation adds individual engineers to a team that already has leads and a process. A dedicated development team is a whole team built around one product. At On The Spot Development both use the same pricing model, so you can start with one engineer and grow into a team later.

A dedicated team in Poland can align with US hours to a point. Warsaw is 5 to 6 hours ahead of New York and 8 to 9 ahead of San Francisco. East Coast teams get three to four hours of live overlap a day, enough for standups, reviews and sync calls.

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Your officeWarsaw isShared working hours
London1 hour aheadAlmost the entire working day
Tel Aviv1 hour behindAlmost the entire working day
New York5 to 6 hours ahead3 to 4 hours (your morning, Warsaw afternoon)
San Francisco8 to 9 hours aheadAsync delivery via written updates

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For UK and EU teams, Poland is a nearshore option with almost the same working day. If your role requires specific working hours, bring it up during discovery. We build the shifted hours directly into the hiring requirements and confirm them with every candidate before making an offer.

With On The Spot Development, you pay each engineer's gross salary plus a fixed monthly management fee, and the invoice shows both lines. The salary depends on seniority, tech stack, and how rare the role is in Poland.

Yes. On The Spot Development screens every candidate for tech stack fit, English and motivation, so you only see profiles that match your brief. You run the technical interview and approve each offer. If you prefer, our CTO can run the technical round for you, tailored to your criteria.

Your company does. Each engineer assigns their work to On The Spot Development under Polish law as it is created, and your contract passes it to you. NDA and IP clauses sit in every engineer's contract.

On The Spot Development restarts the search from the brief you already gave. Engineers’ contracts carry notice periods, which usually leave time for a handover. To keep people from leaving in the first place, we benchmark salaries against the market, and your account manager tracks burnout risk.

Yes. The right to move the engineer onto your own payroll is available from day one and is not tied to a term or a milestone. The price and the process are fixed in the contract before the engineer starts.

Let's add the role your team is missing

Send the role, the tech stack and when you need them. We come back with how we would search for it.

Thank you!

We've successfully received your request! Our specialists will contact you within 24 hours. For any urgent requests, please contact us directly at join@onthespotdev.com

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