Freelancers solution
by Kegler

As indicated by 14A 29A, INDEPENDENT CONTRACTORS, eighteen answers “contract” IND into a single square.

Freelancers solution grid

Across
1A(M)OK
4S + K{IND} + I'VE + D
10{IND}ECISIVE (SINCE I VIED anag)
11GUN (2 defs)
12RA{IND}ANCE (A DARN NICE anag)
14INDEPENDENT
16STUD (DUST anag)
17FOURTH ("FORTH" hom)
20UNARMED (MAUNDER anag)
22P + IN(DO + W)N
25TA(MAR + {IN)D}
26{IND}E(X)ED
27AYE ("I" hom)
28A(G,E)NTS
29CONTRACTORS
33TRAW + L (rev)
35B{IN(D}IN)G
38GR{IN(D)}S
39R + EEL (rev)
40RYES ("RISE" hom)
41NE(VERM{IN)D}
Down
1A + E + GIS
2MOUNTAIN DEW (NUDE MIA WON'T anag)
3K{IND} + RED
4SE(AP)EN (PA rev)
5{IND}IA (hidden)
6VICEroy
7EVEN + T
8DEPT + H(F)INDERS
9UNDUE (hidden)
13{IND}EFATIGABLE (IT A BAD FEELING anag)
15DUMMY (1st letters)
18ORATE (ARE TO anag)
19SP{IN + D}OC + TOR (rev)
21DR(Y)S
23OXygEN
24WE(S + TW{IN)D}
27ATONER (hidden)
30ORGY (GORY anag)
31C{IND}Y (hidden)
32TIRE (2 defs)
34AREa
36GEt + M
37BL{[I/o]ND}