Great list (it contains six titles that are on my own “best” list).

THE IMPOSSIBLE FORTUNE, Richard Osman
THE IMPOSSIBLE THING, Belinda Bauer
NEVER FLINCH, Stephen King
THE GOOD FATHER, Liam McIlvanney
CLOWN TOWN, Mick Herron
THE PREDICAMENT, William Boyd
THE GOOD LIAR, Denise Mina
THE KILLER QUESTION, Janice Hallett
THE UNQUIET GRAVE, Dervla McTiernan
KING OF ASHES, S. A. Cosby
THE GHOSTS OF ROME, Joseph O’Connor
FINLAY DONOVAN DIGS HER OWN GRAVE, Elle Cosimano
STRANGE PICTURES, Uketsu
THE CONFESSIONS, Paul Bradley Carr
FAIR PLAY, Louise Hegarty
HOOKED UP, Fiona Sussman
SOFTLY CALLS THE DEVIL, Chris Blake
THE HALLMARKED MAN, Robert Galbraith
THE PROTOCOLS OF SPYING, Merle Nygate
DUST, Michael Brissenden
BEARTOOTH, Callan Wink
THE WINTER WARRIORS, Olivier Norek
A VOICE IN THE NIGHT, Simon Mason
DEATH TAKES ME, Cristina Rivera Garza
KILL YOUR DARLINGS, Peter Swanson