How Far Back Should a Resume Go, and How Many Jobs Should You List?

Most resumes should cover the last 10 to 15 years of work and list about 3 to 5 jobs. Older roles can be cut, or folded into one short "earlier experience" line without dates. Keep an older job only if it is directly relevant to the role you want and nothing more recent proves the same skill.

The rule of thumb: 10 to 15 years, 3 to 5 roles

A recruiter reading your resume is asking one question: can this person do the job now? Work from ten years ago answers that question far less well than work from the last three. For most mid-career applicants, ten to fifteen years is the window. Inside that window, three to five roles is a comfortable number. If you have held more than five jobs in fifteen years, you do not have to list all of them. If you have held only two, list both and put the effort into strong bullets instead. These numbers are conventions, not laws, and a hiring manager will not reject you for a sixteenth year. The point is to keep the page focused on your most relevant, most recent proof. Think of it as relevance with a time decay. A role from last year needs very little justification, a role from twelve years ago must earn its place, and a role from twenty years ago almost never does. If you are unsure about a borderline job, ask what a hiring manager loses if it disappears. If the answer is nothing, remove it and give that space to stronger evidence.

Give recent jobs the most space

Space on the page signals importance. A sensible split for a person with four roles is roughly 5 to 6 bullets for the current or latest job, 3 to 4 for the one before, 2 to 3 for the next, and one line or none for the oldest. Example of the problem: a resume that gives a 2012 internship the same six bullets as the 2024 role. Example of the fix: cut the internship to a single line, "Marketing intern, Brightfield Media, 2012", or remove it, and move those lines of space to the role where you did your best recent work. Example before: "Sales Assistant, Harbour Stores, 2009 to 2011" with four bullets, placed above a 2022 role that has only two. Example after: the 2022 role gets five bullets with results, and the older line is folded into "Earlier experience: retail and customer service roles, 2005 to 2012." The reader reaches your best proof faster, and nothing is hidden.

How to handle jobs older than 15 years

You have three options. First, drop them entirely, which is fine when they are unrelated or you are well established. Second, collapse them into one line under a heading such as "Earlier experience". Example: "Earlier roles in retail management and customer support, 2004 to 2011, details available on request." Third, keep one older job in full if it is the only place you used a skill the new job demands, such as a specific programming language or a licence. Whichever you choose, do not leave an unexplained hole at the bottom of your history. A short collapsed line beats a blank space. If you keep an older job in full, say why in the summary so the reader does not wonder whether you forgot to update the page. Example: "Includes earlier electrical engineering work relevant to this role." One sentence of context is enough, and it turns an old entry into a deliberate choice.

Remove dates on the oldest roles, not the roles themselves

Age bias is real, and some applicants prefer not to show graduation years or very old start dates. A common approach is to list the role and employer but leave out the dates on early-career entries, or to group them as in the "Earlier experience" line above. Be careful with this. Recruiters notice when dates vanish only on the oldest jobs, and some application forms require exact dates anyway. If a form asks, answer honestly. Dropping a job completely is cleaner than hiding its dates in a way that looks evasive. A useful test is whether the stint teaches the reader anything. A three-month job that you left because the role changed adds little, while a two-year contract with a recognisable client may add a lot. Group the weaker ones, feature the stronger ones, and keep every date you do show accurate.

Short stints and job hoppers

If several jobs lasted under a year, you can group them. Example: "Contract roles, various clients, 2021 to 2023" followed by two bullets describing the common thread. For a stint of only a few months that ended badly, you may leave it off if it does not leave a visible gap. If it does leave a gap, list it plainly and keep the bullets minimal. Never invent a longer tenure. Employment verification checks dates, and a mismatch costs you more than a short stay would have. When you pull forward relevant roles, label the section honestly, for example "Relevant experience", and keep a short "Additional experience" section below for everything else. This keeps the document truthful while guiding the reader to what matters most for this application.

Career changers: relevance beats chronology

If you are moving fields, a strict reverse-chronological list of everything you ever did works against you. Pull forward the roles and projects that match the target job, give them proper bullets, and shrink the rest. Example: a former teacher applying for training coordinator roles keeps the teaching years in full because they show facilitation and curriculum work, but cuts a decade-old retail job to one line. The rule is not "the most recent is the most important." It is "the most relevant, which is usually also recent."

Norms differ by country

In the United States and Canada, 10 to 15 years on a one- or two-page resume is standard, and dropping dates for age-related reasons is common. In the UK, Ireland, Australia and New Zealand the same window works, and a two-page CV is normal for experienced people. In Germany and much of continental Europe, a CV is often expected to be a complete and gapless record, so omitting years of work can raise questions. In India and parts of the Middle East and Asia, employers often expect fuller histories and may ask for exact dates. When applying abroad, check local examples for that market. If you are unsure which convention applies, a good compromise is to follow the format of the job posting's country and to keep your dates accurate on every entry that you do show.

A quick edit checklist

Go through your history and ask five questions. Does this job prove a skill the target role needs? Is it within the last 15 years? Does it take space from a better, more recent role? Would a gap appear if I removed it? Can I say it in one line? Delete or shrink anything that fails the first two and passes the last. Then read the page top to bottom as a stranger. If the first half page does not show why you fit, move your strongest recent work higher and trim the tail. Finally, keep a longer master version of your work history in a separate file. You can pull from it when a specific application calls for an older job, and your sent resume can stay short and targeted.

Worked example: trimming a twenty-year history

Example only: a project manager has seven jobs over twenty years. The 2024 to present role gets six bullets. The 2019 to 2024 and 2014 to 2019 roles get four and three. The 2008 to 2014 role is cut to one line with no bullets. The two roles from 2004 to 2008 become a single "Earlier experience" line: "Coordinator and assistant roles in construction administration, 2004 to 2008." The result is a two-page resume that spends most of its space on the last ten years, and still accounts for the whole career. Run your own history through the same steps and check that the page now reads as a story that points to the job you want.