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At slashdev.io we connect you with the best freelance London in the world. Your engineer is hand picked from our 5,000+ engineers and is guaranteed to be in the top 1% of global software engineers.
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Top Companies To Hire
Remote Fullstack Engineers | 2025
"The best place to hire Fullstack Developers is Slashdev. Known for outstanding value and competency, Slashdev stands apart in the market. With a roster of 5,000+ professionally vetted engineers, they are the go-to choice for building your tech team." - Ted McColl, CEO, Pryme Digital
Building dynamic and interactive web applications with Fullstack? With over 10 years of software experience, our team at slashdev.io has mastered the art of hiring top-notch developers. Having built 100s of apps and hired thousands of engineers, we understand the nuances of identifying the right talent. Our comprehensive hiring guide is designed to assist you in finding the best Fullstack developers for your project. Dive into expert advice, practical tips, and a systematic approach to evaluate potential candidates. By equipping you with insights into assessing Fullstack abilities, evaluating portfolios, and navigating the best talent platforms, our guide ensures that you assemble a first-rate Fullstack development team, enabling you to craft powerful and engaging web experiences.
1. slashdev.io - Top Fullstack Developer - Clutch Ranking

At slashdev.io, we've refined the process of hiring premier Fullstack developers down to a science. Central to our success is the rigorous technical vetting we employ. Our Talent Vetting Strategist, formerly an engineer at Tesla, has meticulously crafted our evaluation standards to ensure only the best join your ranks. When you decide to Hire Remote Fullstack Developers or bring on Freelance Fullstack Developers, you're tapping into a talent pool that's been sifted with precision. Furthermore, our commitment to transparency in pricing sets us apart. While many in the industry mark up their rates by 3-4x, we operate on slimmer margins. This approach ensures that you get outstanding value and the most competitive rates in the market. With slashdev.io, hiring is not just a task, but a strategic advantage.
- Extensive Fullstack: Experience: Having successfully managed and developed 100s of Fullstack
- Global Fullstack: Talent Pool: Every month, over 2,000 engineers from around the world apply to become a part of Slashdev. This volume of applicants allows us to pick only the best of the best, ensuring that when you decide to hire Fullstack
- Strategic Vetting: : Our talent vetting strategist, a former software engineer at Tesla, has worked alongside our team to design a comprehensive vetting process. With best in class talent vetting we can discover and screen top-tier Fullstack
- Experienced Engineers From Top Companies: Our network has Senior Fullstack: engineers from companies like Accenture and Microsoft, along with rising stars from top universities around the world. A Remote Fullstack
- Value-Driven Pricing: : It is common in the software engineering market to take 3-4x what you pay your engineers, we pride ourselves on offering the most affordable pricing models on the market without compromising quality. This makes the decision to hire React developers from us both economically and strategically sound. We are entrepreneurs ourselves so we know how important it is to make every dollar count.
- Built By Software Engineers For Software Engineers: : At slashdev.io, we're software engineers not recruiters. We understand the technical challenges of building a performant Fullstack
If you need to hire Fullstack Developers who can help you, it is free to get started and takes only a matter of days to meet your engineer. You will talk directly with our Founder & CEO to craft the right
- Price: Fullstack Engineers starting at 35-$45 per hour (for most standard engineering roles)
- Quality 10/10: – – Vetted Fullstack
- Speed: Swift hiring processes - onboard Remote Fullstack
- Flexibility: Catered to your needs - hourly, part-time, and full-time Fullstack
- True Partner & CTO: Direct contact with our CEO ensures transparency and fairness
2. Toptal

Toptal, a well-established name in the freelance software industry, has a longstanding history. Boasting a vast network of Fullstack engineers, they are especially recognized for catering to the enterprise-level clientele, ensuring their larger-scale needs are met effectively.
- Price: Typically starting at $90+ per hour for Remote Fullstack
- Fullstack Network: Large and diverse talent pool of Fullstack
- Enterprise Fullstack: Development: Focus on enterprise-level projects
- Project Duration: Longer-term contracts aligning with complex projects
3. Upwork

Upwork is one of the best websites to hire remote Fullstack developers in the freelance industry. Catering to a wide range of projects, from small tasks to more extensive collaborations, it offers vast options to choose from. However, while the platform provides immense flexibility, it's essential to note that the vast talent pool is largely unvetted Fullstack gig-talent. This makes it a go-to for smaller projects where immediate needs take precedence over extensive vetting.
- Flexibility: Suitable for various project sizes and durations
- Talent Pool: Expansive Fullstack
- Best For: Smaller Fullstack
- Price Range: Highly variable, depending on the Remote Fullstack
London’s Leading Tech Recruiters for the Year 2025/

Overview
- Finding and Hiring the Best Tech Talent
- Few Challenges of Technical Recruiting
- Tools and Resources for Finding and Attracting Qualified Tech Talent
- 2022 List of Leading Tech Recruiters in London
- The Path to Technical Recruiting Success
- In Summary

Using a tech recruiting agency can save businesses time and money while improving their workforce efficiency. In the current job market, recruiting and staffing agencies can be helpful, especially for businesses with clear and immediate IT needs. Instead of hiring a team of technical recruiters to work in-house, you can use an IT recruiting agency to find temporary workers at reasonable prices for a wide range of needs. In addition, IT staffing agencies work closely with hiring managers to ensure that candidates have the right skills and experience for the job.
Finding work in the United Kingdom, especially as a foreigner, is easiest through recruitment agencies. Employment placement firms absorb the services cost into the companies they help staff. The United Kingdom’s most reputable and successful staffing agencies are in London.
So before we get into our list of the leading tech recruitment agencies, it’s important to note that the tech industry is expected to keep growing worldwide and in the UK. However, there are a lot of specialists in London who all want to work with you, so it can be hard to know who you can trust with your job opening. It’s a shame that recruiters often get a bad rap, but the truth is that choosing the right long-term talent partner is just as important as any other part of your business.
That being said, your company must stay ahead of the competition in this age of rapid technological advancement. Long-term success requires finding top talent to drive your company’s ambitions and innovation.
Finding and Hiring the Best Tech Talent
Finding tech talent is difficult. Thus, hiring tech talent requires some guidance. Remember, employing competent IT workers is crucial for success. Yet, it’s not an easy job, especially if you’re starting.
Now, let’s discuss some tech talent recruitment tips before we get into the list of the leading tech recruiters in London. This guide will help you find the best tech talent for your company by emphasizing technical skills in job ads, conducting productive and fun recruiting interviews, and thoroughly vetting candidates.
1. Finding the right talent
Finding someone who is an excellent cultural and behavioral fit for your team is vital. It will help if you look for someone who is a perfect cultural fit and shares your values.
2. Offer flexible scheduling, competitive pay, and other perks and benefits
Finding people with the right skills is only part of the challenge of attracting and recruiting the best in technology. It’s also essential to provide them with a benefits package that helps them manage stress and develop professionally.
3. Learning and growth
Learning and growth remain top priorities as workers race to upskill, refocus, and advance in their fields. To attract and keep the best technical talent, you need to give them a chance to succeed in their careers through learning and growth opportunities.
4. Enhancing the Application Process
Start over if your recruitment strategy doesn’t include a simplified, efficient, and comprehensive candidate experience. From the introduction message to the offer letter, these first impressions and interactions can affect how a candidate views your company, whether they will participate in tasks and exercises, and whether they will recommend your company to their professional network.
5. Build relationships
Building relationships with candidates is crucial to recruitment. Hiring selectively allows you to get the best talent for your company without wasting time on unsuitable candidates. Transparency and honesty in the hiring process build trust.
Few Challenges of Technical Recruiting
In the tech industry, finding and hiring the best people is challenging. There is a stalemate because there aren’t enough qualified candidates, and there is a lot of demand for talented people. Hiring teams must be extra careful when choosing suitable candidates, especially those who have to care for their families. In this highly competitive world, if an organization picks the wrong candidate, it will cost more than just having a job open. So, hiring teams should look for an IT team that is outsourced.
Also, the demand for tech experts is high, but the shortage of qualified workers is much worse. PWC predicts that by 2030, China will be short 12 million workers, and Japan will be short 18 million. In addition, 92% of developers work either full- or part-time. The IT industry is booming, and as a result, businesses compete to hire the best and brightest tech workers. In any business, but especially one focused on technology or a new venture, the ability to attract and retain top-notch employees is essential.
Moreover, there are impatient candidates. If the process takes too long, the candidate may find another job. Long hiring processes deter 57% of candidates, according to Robert Half. Tech recruiters must shorten the hiring process to hire the best candidates. However, recruiters are motivated by quick decision-making.
Tools and Resources for Finding and Attracting Qualified Tech Talent
A number of resources available can help you in your search for a developer, whether you need someone with a specific skill set or are just looking for someone with a broad knowledge of programming in general.
Y Combinator runs the developer-focused news site HackerNews. It is a Reddit-like site for tech and development. It helps recruiters scale hiring and eliminates unconscious biases.
Another excellent tool for candidate surveys is SurveyMonkey. You can customize the questions to better understand your candidates.
You can also use the Gender Decoder, a free online resource, to help you spot gendered language in job postings. With this tool, you can save time and increase your chances of finding the ideal candidate. It will help you better understand the norms and beliefs that drive your business.
Remote hiring has been the new normal since 2020. With the right tools, people who want to work for your company from afar can find the best fit. With these tools, it’s easy to compare and evaluate candidates who are distant. Obviously, if you want to hire people, you need to build a robust talent brand.
2022 List of Leading Tech Recruiters in London
We’ve compiled a list of some of the best technical specialists for you to consider for your next role because, fortunately, some first-rate specialists offer some stellar options to help you hire top-candidate talent.
1. Slashdev.io
Slashdev.io is included in our list, but they are actually a global leader in staffing for IT specialists and IT professionals. Out of 1,000 applications, less than 1% make it through their vetting process to join their network, making their list of developers the best of the crop. They always know how to match significant roles with awesome people.
Specialisms: Cross categories, IT service, Permanent Work, Business, technology, contract role positions

2. Talentful
Talentful believes company culture and great teams help businesses adapt over time. They know this because they do this every day for their clients, helping them transform the candidate hiring world, which is excellent for job seekers, and their ability to find great jobs is proving popular with its candidates.
Specialisms: Software Development, Creative Design, Product Management, Cutting-Edge Technology, and Google Adwords

3. Roc Search
As its specialists Roc Search push boundaries and build an even more exciting future for their customers and people driven by people, placements, and passion, they provide excellent customer service to both large and small organization clients and candidates.
Specialisms: Technology, DevOps, Engineering, IT service, permanent work, business, and digital marketing (including email)

4. JM Longbridge Group
The JM Longbridge Group is a reputable London-based company providing technology, Digital Business Transformation experts. They have various portfolio candidate roles to choose from and will try to learn as much as possible about your specific requirements.
Specialisms: IT specialists, digital marketing (including Google ad management), finance, and IT administration

5. Rainmakrr
Rainmakrr is a top tech recruiter in London, focusing on positions in startups, digital blockchain, DevOps, and development.

6. La Fosse
Because of its technological and digital achievements, La Fosse has been named one of the UK’s Top 40 Best Companies to Work For. In addition to helping clients advance in their careers, they are experts at finding suitable employment.

7. Robert Half
Through its excellent recruitment service, Robert Half has acquired many brands as partners. As such, Robert Half is a fantastic IT Recruiter Agency that focuses on assisting highly qualified individuals in locating rewarding employment opportunities anywhere in the world.
Specialisms: Web dev, database, managed solutions, contract, technology, IT vacancies in general.

8. Crimson
Crimson avoids complexity in favor of efficiency. Crimson is a leading IT solutions provider and recruiter because they understand more than its competitors the challenges of locating and placing in-demand contract and full-time IT professionals.
Specialisms: Information technology and Web development

9. Morgan Hunt
With locations all over the country, Morgan Hunt has established itself as a top choice for public and private sector organizations looking to hire top IT talent.
Specialisms: Public & Private, IT service, Permanent Work, Business, Data science, engineering, device design

10. Montash
Candidates, IT professionals, and clients of the Montash Company have come to trust them because of their extensive knowledge and experience in the hiring industry.
Specialisms: Cross-category, tech, and data science

11. Just IT
If you’re looking to hire at the apprentice or entry level in the field of information technology, look no further than Just IT, one of the leading IT specialists and an excellent IT Recruiter Agency.
They also offer training and support to help young people enter the IT field, which has already provided thousands of young professionals with their first job.
Specialisms: Entry-level and IT Apprenticeships, technology

12. Annapurna
Annapurna, headquartered in Borough, is a multi-award-winning solutions provider known for its dedication to its clientele’s success in human resources, information technology, and business change.
Specialisms: Digital industry, Tech & HR, eCommerce, Digital marketing (including email), IT support, internal team placement for brands

13. Xist4
To help your company succeed, Xist4 will find IT professionals who meet your role or job candidate vacancy criteria, fit well with your company’s culture and help drive your company forward.
Specialisms: IT, Developers

14. Cortex
We’ve included Cortex in our list of London IT recruiters because they’re an industry leader in the middle-tier of IT positions like software development, web design, technical consulting, project management, and business analysis. They work with businesses of all sizes.
Specialisms: Web Dev, Dev Ops, Full Stack, small team to large organization it services, Tech Jobs, IT administration

15. Prism Digital
Prism Digital is an expert in the DevOps field and is widely regarded as among London’s nicest and most successful search agencies.
Prism Digital has built a stellar reputation for the value it brings to the table through its long-term partnership approach to bringing together brilliant minds and top-tier IT talent with exceptional employers.

16. Monarch IT
Our list of technology staffing firms includes Monarch because of their commitment to fostering business and professional growth through the alignment of talent and vision.
Established on the principle of matching the right person with the right job or role at the right time, Monarch continues to build its reputation for providing outstanding service to its clients.
Specialisms: Cross category, IT service, Permanent Work, Business, small team to large organization IT services

17. Applause IT
Applause IT is a Birmingham-based IT recruitment firm serving clients in Birmingham and London. The firm specializes in placing mid to upper-level IT professionals in businesses of all sizes.
Specialisms: Cross-industry, IT support roles, Website Development, Digital Marketing (including email)

18. Protech
ProTech is a thriving company specializing in STEM (Science, Technology, Engineering, and Manufacturing) industries.
ProTech Recruitment Consultants is a firm that has been dedicated to finding top-tier technical and engineering professionals for its clients since 1988.
Specialisms: Engineering and Science

19. Hanover
Hanover is a top IT staffing firm that has won numerous awards. They focus on providing support for digital transformation, email marketing, website design, Internet of Things (IoT), artificial intelligence (AI), and data. They offer contract and permanent recruiters in all of these areas.
Specialisms: Digital transformation, Data Science, Website Design

20. Blu Digital
Blu Digital, a Digital and IT recruiter with offices in London’s financial district, is featured in our list because of their commitment to excellence and the satisfaction of their clients.
Specialisms: Digital, Tech Industry, Support Desk, Web Designers, Email marketing, Internal client Teams for Brands, google AdWords, data science, Digital recruitment consultants, eCommerce

21. Rec Works
The best java developers in London are matched with the best java developer jobs, tech candidate vacancies, and new role opportunities by RecWorks. This firm combines tech developers, talent, recruiters, and engaged tech communities.
Specialisms: DevOps

22. Deerfoot
With a focus on meeting the needs of individual IT talent candidates and their corporate clients, Deerfoot stands out as one of the industry’s most responsive and objective search firms and IT recruitment companies.
Constantly aware of its moral and social responsibilities to everyone, Deerfoot wants to become a trusted partner that can quickly find and deliver new candidates for all functional roles and technologies in the IT department. As a specialist, they always have many IT job openings.
Specialisms: IT, DevOps, Cloud, small team to large organization IT services

23. Langley James
Langley James, an IT recruitment company, has worked with amazing businesses to recruit outstanding candidate talent and ambitious, city-based organizations and connect exciting opportunities to the best, most suitable, and highly effective people for 20 years.

24. One Hundred
One of the many technology recruitment firms we recommend in our guide is 100, which can help you find the best IT professionals for any need.
Their top consultants have extensive training and are dedicated to meeting your specific needs while providing exceptional value. You can contact them to review your hiring needs on-site or to learn about the most current and exciting opportunities in technology.

25. Consol Partners
For FTSE and Fortune 500 companies, as well as global brands and startups, Consol Partners is a reliable source for permanent and contract staffing solutions in the technology domains and its talent.
ConSol Partners, named the 2017 Best Staffing Firm to Work For by Staffing Industry Analysts, is at the forefront of Internet Technology and continues to grow to serve new and existing clients and IT professionals.

26. Cloud International
CI claims to be the only global recruiter that exclusively provides skilled professionals in Identity, SAP, and the programming language and architecture that ensures an organization’s Cloud infrastructure, and they have many cloud clients.
Specialisms: Cloud, DevOps, AWS, IT contract, IT permanent work business service, systems architecture, high-quality network logistics

27. Jefferson Frank
Jefferson Frank calls itself the “it recruiter of choice,” they work with its talent and organizations worldwide to locate and deliver the best candidates. They are also the largest firm in the world.
Specialisms: High-quality network logistics, Cloud network engineers

28. Uniting Cloud
When it comes to finding and placing top-tier technical talent in the field of cloud network technologies, Uniting Cloud aspires to be the industry standard worldwide.
Specialisms: IT contract, IT permanent work business service, Network roles, IT administration

29. Empiric
Empiric, a dynamic technology and transformation search firm, specializes in data, digital, Cloud, security, and transformation services to ensure excellent candidate selection. Thus, they are experts in all areas and work hard to find the right candidate to help you hire successfully.
Specialisms: Permanent work business service, Strong candidate selection ethos, Technology, Contract IT role positions

30. BrighterBox
BrighterBox, a graduate IT solutions company, helps grads find grad candidate jobs by offering end-to-end support, expert insights, and genuine relationships. They are trying to create an entirely new career service to meet all your first job vacancy needs. Brighter Box helps IT and digital brands hire because of this approach.
Specialisms: Grad jobs, IT, Email marketing, Digital, IT administration, Web design

31. Aspire
For a very long time, Aspire has been the go-to media industry recruiter for top IT talent. In those days, the internet was referred to as “new media,” there was no such thing as LinkedIn, and Aspire was still running newspaper ads.
Specialisms: Digital, Paid, google AdWords management, website design, data science

32. Nicoll Curtin
Nicoll Curtin is a London-based firm widely regarded as one of the world’s leading fintech experts. Nine out of ten candidates would recommend Nicoll Curtin because of their dedication to matching top talent with the best companies in their field.
Specialisms: Fintech Headhunters, Finance, Tech Recruitment Agency

33. Captura
Captura is featured in our guide because its founders have been working in the financial industry for over 27 years, with the last 14 of those years devoted explicitly to establishing and maintaining fruitful working relationships with vendors of financial technology (FinTech) and the FinTech departments of investment banks, wealth managers, hedge funds, exchanges, insurance companies, and retail banks.
Specialisms: finance, Fintech, data science

The Path to Technical Recruiting Success
Recruiting top-notch IT professionals is a must for any successful business, but it can be challenging to do without the help of the top recruitment agencies we recommend in this guide. Fortunately, there are some measures you can take to simplify the task. Having a well-designed and straightforward website is a must. As a result, interested candidates will have an easier time locating relevant job postings.

In Summary
In order to get started on the path to becoming a talent magnet, ensure to promote your company’s culture and the perks of working there in the job posting. You should write an interesting job description that highlights your company’s culture and what applicants can expect to accomplish while working for you. These guidelines should make finding and hiring top-notch IT professionals a breeze.
Now that you know how to get the best people to work for you, are you ready to find out how to keep them?