Ifeanyi Ndukwe arrived at Liverpool from Austria Vienna this summer as an 18-year-old defender with considerable promise — but a post-Brexit work permit complication means he will not be available for a single competitive fixture this season, at least until the turn of the year.

The teenager has turned heads during pre-season under new manager Andoni Iraola. He has played two full 90-minute games and one 80-minute outing, and earned a start alongside captain Virgil van Dijk against Monaco at Anfield on Sunday. Standing 6ft 6in (1.98m) tall, Ndukwe drew gasps from supporters early in the match with a neat backheel that wrong-footed Monaco's Mika Biereth, before holding his own in a series of defensive duels.

Van Dijk was quick to praise the youngster after the game. "Big talent, big guy and he wants to learn," the captain said. "I had a brief conversation with him, especially in the last couple of days. For him, it is just progressing. I know he has to go on loan — let's see where he ends up."

Why Ndukwe cannot play competitive football for Liverpool

Under post-Brexit regulations, players must accumulate enough points to obtain a Governing Body Endorsement (GBE) — the clearance required for a UK work visa. Ndukwe, an Austria youth international, does not currently meet that threshold.

An alternative pathway exists through an Elite Significant Contribution (ESC) slot, which Premier League clubs can hold for foreign players who fall short of the standard GBE. However, the number of ESC places available to each club depends on how much playing time they gave to England Qualified Players (EQP) in the previous season. Clubs that gave at least 35 percent of minutes to EQP players receive four ESC slots; fewer minutes mean fewer slots.

Liverpool's EQP share last season was below that 35 percent benchmark, leaving the club with only one ESC place — and that slot has already been taken by fellow 18-year-old Senegalese midfielder Mor Talla Ndiaye.

The club's shortage of EQP minutes reflects a difficult summer in which Liverpool lost Trent Alexander-Arnold and Jarell Quansah, while Tyler Morton and Harvey Elliott departed on loan. Last season, Freddie Woodman, Joe Gomez, Rhys Williams, Curtis Jones, Trey Nyoni, and Rio Ngumoha were the only England-qualified players in the squad, logging a combined 83 Premier League appearances.

A loan move could unlock a work permit by January

Ndukwe must earn 15 points across various criteria while playing abroad to qualify automatically for a UK work visa. The stronger the league he plays in, the faster those points accumulate — and it is understood that the right loan destination could see him hit the required total by January.

A recall in the second half of the season would then become a possibility, though clubs pursuing a loan deal will be aware that any recall clause is a complication. A decision on his loan destination is expected within the next fortnight.

Ndukwe's agent, Georg Lederer, told Sky Sports Austria in July that "several top international clubs have already expressed concrete interest" in the defender, and confirmed to BBC Sport on Monday that discussions over a European loan are continuing.

In the meantime, Ndukwe will get one final run-out when Liverpool face Como in their last pre-season friendly on 16 August. With Van Dijk's endorsement already behind him, Liverpool's fans will be hoping the wait to see him in a competitive shirt is a short one.