Dear Job Seekers (and Hiring Managers),
A recruiter finds a great-looking CV.
They open LinkedIn to learn more about the candidate.
The profile photo is a blurry selfie from a braai. The headline says “Open to work.” The summary is blank. The last update was 2021.
The CV goes in the maybe pile. Someone else gets the call.
This happens every single day.
Your LinkedIn profile is no longer just a nice-to-have. For anyone in tech, it is the first place a recruiter looks – sometimes before they even see your CV.
If it’s not working for you, it’s working against you.
Today, we fix that. (I’m not positioning myself as a LinkedIn Guru at all, but this is what I’ve noticed over the years of recruiting in South Africa)
Why LinkedIn Matters More Than Ever
There are over 1 billion LinkedIn members worldwide. In South Africa alone, it’s the dominant professional platform for tech hiring.
Recruiters use it to:
- Search for passive candidates – people who aren’t actively applying but are open to the right opportunity
- Verify what’s on a CV before picking up the phone
- Get a feel for who you are beyond your job titles
- Check your network, your activity, your presence
Here’s the thing: you might not be looking for a job right now. But the right opportunity doesn’t always announce itself in advance.
A strong LinkedIn profile means you’re always findable. Always ready.
The 8 Things Holding Your Profile Back
- A Weak or Missing Headline
Your headline is the first line anyone sees. Most people default to their job title and company name.
That’s fine. But it’s forgettable.
Fix it: Use your headline to say what you do and the value you bring. “Senior Java Developer | Fintech & e-Commerce | Building scalable back-end systems” tells a far better story than “Software Developer at XYZ Company.” You have 220 characters – use them.
- No Profile Photo – or the Wrong One
Profiles with a photo get significantly more views than those without. It signals that you’re real, present, and professional.
But a bad photo is almost worse than none. Holiday snaps, group shots where you’ve cropped someone out, or anything that looks like it was taken in a hurry – all of these undermine you before you’ve said a word.
Fix it: A clean, clear headshot with a plain or neutral background. You don’t need a professional photographer. Good light, a decent phone, and a smart shirt will do the job.
- A Blank or Generic About Section
The About section is your chance to speak in your own voice. It’s the one place on LinkedIn that isn’t just a list of dates and titles.
Most people leave it blank. Or paste in something that reads like a job description.
Fix it: Write 3 to 5 short paragraphs. Who you are. What you’re good at. What drives you. What you’re looking for. Keep it human, not corporate. Write it the way you’d introduce yourself to someone you respect.
- Experience That Lists Duties, Not Achievements
Sound familiar? We covered this in the CV edition too – and it’s just as true on LinkedIn.
“Responsible for system maintenance and bug fixes” tells a recruiter nothing memorable.
Fix it: Lead with impact. What did you build, improve, or deliver? What changed because of your work? Even one strong achievement per role makes your profile stand out from the crowd.
- Skills Section That’s Never Been Updated
LinkedIn’s skills section feeds directly into search. Recruiters filter by skill. If “Python” or “Azure” or “Scrum” isn’t listed, you may simply not appear in results.
Fix it: Add your top skills and keep them current. Ask colleagues or former managers for endorsements on your most important ones – social proof matters here.
- No Recommendations
A recommendation from a former manager or client is worth more than anything you say about yourself. It’s third-party proof that you’re as good as you claim.
Most people don’t have any. Most don’t ask.
Fix it: Reach out to two or three people you’ve worked closely with. Keep the ask simple: “Would you be willing to write a short LinkedIn recommendation for me? Even a few lines about what we worked on together would mean a lot.” Most people are happy to help – they just wait to be asked.
- Set to Private or Hidden From Recruiters
This one sounds obvious. But you’d be surprised how many candidates wonder why they’re not getting recruiter messages – then discover their profile visibility is turned off.
Fix it: Go to Settings > Visibility and make sure your profile is public. Turn on “Open to Work” if you’re actively looking – you can set it to be visible to recruiters only if you’d rather your current employer doesn’t see it.
- No Activity at All
A profile with no posts, no comments, no engagement – it feels dormant. Like a shop with the lights off.
You don’t need to post every day. But some visible activity signals that you’re present, engaged, and thinking.
Fix it: Comment on posts in your field. Share something useful occasionally. Like and engage with content from people you respect. Even light activity makes a difference to how your profile reads.
What a Strong LinkedIn Profile Actually Looks Like
It doesn’t have to be perfect. It has to be honest, clear, and findable.
The profile checklist:
- Photo: Professional, clear, recent
- Headline: Role + specialisation + value – not just a job title
- About: Written in your own voice, human and specific
- Experience: Achievement-led, not duty-led
- Skills: Up to date, endorsed where possible
- Recommendations: At least two or three from people who know your work
- Visibility: Public profile, open to work settings reviewed
- Activity: Some signs of life – comments, posts, engagement
Tick all of those and you’re already ahead of most people on the platform.
The Passive Candidate Advantage
Here’s something worth sitting with.
The best opportunities often go to people who weren’t looking.
A recruiter searches for a specific skill set. Your profile comes up. You get a message. You have a conversation. Three months later, you’re in a role you didn’t know existed – one that’s better than anything you’d seen advertised.
This is not rare. This is how a significant portion of senior tech hires happen in South Africa.
But it only works if your profile is strong enough to be found. And compelling enough to make someone reach out.
That’s the whole game.
For Hiring Managers: LinkedIn Works Both Ways
Your company’s LinkedIn presence affects whether great candidates say yes to your outreach.
If your company page is sparse, outdated, or has no employee activity – candidates notice. They do their research too.
What candidates check before responding:
- How many employees are on LinkedIn – does the company look real and active?
- What does the hiring manager’s profile look like – credible, approachable?
- Are there any employee posts or culture signals?
- Has the company posted recently – are they actually growing?
If you want top candidates to engage with your outreach, make sure your own presence gives them a reason to.
TL;DR
LinkedIn is where recruiters go first – before your CV, often before the interview. The 8 things holding your profile back: weak headline, bad or missing photo, blank About section, duty-led experience, outdated skills, no recommendations, hidden visibility settings, and zero activity. Fix them one by one. You don’t need to post every day – you need to be findable, credible, and present. The best jobs don’t always get advertised. Sometimes they come to you. But only if your profile gives them a reason to.
FAQ: LinkedIn for Job Seekers
Q: Should my LinkedIn profile match my CV exactly?
A: Broadly, yes – dates, titles, and companies should be consistent. But LinkedIn gives you more space and flexibility. Use it. Your About section can be more personal, your experience entries can go deeper, and you can add things a CV doesn’t have room for. Just make sure there are no contradictions between the two.
Q: I’m worried my current employer will see I’m looking. What do I do?
A: Turn on “Open to Work” but set it to visible to recruiters only – not your full network. LinkedIn is reasonably good about keeping this separate, though it’s not completely foolproof. You can always add a line at the bottom of your About section mentioning that you are always open for a chat with your contact email. The bigger risk is being completely invisible to opportunities because you’ve hidden everything.
Q: How often should I update my profile?
A: Every time something changes – new role, new skill, new achievement. And even when nothing changes, it’s worth a review every 6 months. Add that certification you completed. Update your headline to reflect where you are now. Small updates keep your profile fresh and signal activity to the algorithm.
Q: Do I need LinkedIn Premium?
A: Not necessarily. A well-optimised free profile will outperform a neglected Premium one every time. Premium can be useful if you’re actively searching and want to see who’s viewed your profile or send InMails – but it’s not a substitute for a strong profile. Get the basics right first.
Q: As a hiring manager, should I be more active on LinkedIn?
A: Yes – and it doesn’t have to be complicated. Even sharing a job opening, commenting on a relevant post, or giving a shoutout to a new team member adds up. Candidates look at who they’ll be working for. A credible, visible hiring manager makes your outreach feel more personal and trustworthy.
What’s one thing on your LinkedIn profile you’ve been meaning to fix but haven’t got to yet? Drop it in the comments – and while you’re at it, go fix it today.
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Therese Otten is the founder of DataTech Recruitment since 2019, and a Senior IT Recruitment Consultant based in South Africa with 20+ years of Recruitment experience. She specialises in connecting top tech talent with SMEs and start-ups and companies building their tech teams, with a focus on developers, architects, testers, IT leaders and many more. Known for her honest, consultative approach, she is passionate about candidate care, client partnerships, and raising the standard of recruitment in the South African market.
Looking to hire? Get in touch: therese@datatechrecruit.co.za
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