Written in the key of D, the song, "One In Christ Jesus" is mostly in 2 voices. However, the higher voice branches out into 3 parts, the lower voice into 2. The overall pitch range is from D below Middle C to the D 2 octaves higher. The song can be sung a cappella or accompanied. It is written on a piano score. Chord symbols are included.
As a piano piece, the contrary motion utilized requires the independence of hands. In the second part of the song, the right hand may need to play some of the left hand part, too, due to the harmonic range reaching beyond an octave. Although it is more of an intermediate level piano piece, it only has 24 measures, when omitting the repeat.
In 4/4 meter, there are no notes shorter than 8th notes, except for a 16th-note pair. There are a few 8th-note triplets. Suggested fingering is included for piano playing.