\documentclass[11pt,a4paper]{letter}
\usepackage{fontspec}
\defaultfontfeatures{Mapping=tex-text}
\usepackage{xunicode}
\usepackage{xltxtra}
\setmainfont{Aptifer Sans LT Pro}
\newfontfamily\semibold{Aptifer Sans LT Pro Semibold}
\newfontfamily\semiboldit{Aptifer Sans LT Pro Semibold Italic}
\usepackage{polyglossia}
\setdefaultlanguage{english}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}
\usepackage{graphicx}
\usepackage{anyfontsize}
\usepackage{verbatimbox}
\usepackage{booktabs}
\usepackage{array}
\newcolumntype{L}[1]{>{\raggedright\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}
\newcolumntype{C}[1]{>{\centering\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}
\newcolumntype{R}[1]{>{\raggedleft\let\newline\\\arraybackslash\hspace{0pt}}m{#1}}
\usepackage[left=88pt,right=88pt,top=28pt,bottom=48pt]{geometry}
\author{Sean Cooper}
\title{Invoice}

\begin{document}
    \pagenumbering{gobble}
    \begin{center}
        \includegraphics[width=100pt]{logo.png}
    \end{center}
    \vspace{18pt}
    \fontsize{7pt}{9pt}\selectfont
    \begin{minipage}[t]{0.6415\textwidth}
    {\semibold Invoice To:}
        \begin{flushleft}
            \VAR{company_name}
            \VAR{company_address}
        \end{flushleft}
    \end{minipage}\hspace{12pt}
    \begin{minipage}[t]{0.1550\textwidth}
        \setlength{\parskip}{1em}
        {\semibold Invoice Number:}\\
        \VAR{reference_code}\par
        {\semibold Date Issued:}\\
        \VAR{date}
    \end{minipage}\hspace{12pt}
    \begin{minipage}[t]{0.1350\textwidth}
    {\semibold Client Reference:}
        \\
        N\textbackslash A
    \end{minipage}
    \addvbuffer[24pt 32pt]{
    \def\arraystretch{1.5}%
    \fontsize{7pt}{9pt}\selectfont
    \begin{tabular}{L{78.5mm}|R{12mm}|R{9mm}|R{12mm}|R{15mm}}
        \hline
        {\semibold Description} & {\semibold Type} & {\semibold Qty} & {\semibold Rate} & {\semibold Cost} \\
        \hline
        \BLOCK{ for job in jobs }
        {\semiboldit \VAR{job["title"]}} \newline
        \VAR{job["description"]} & \VAR{job["type"]} & \VAR{job["billable_time"]} & \VAR{job["staff_rate"]} & \VAR{job["cost"]} \\
        \BLOCK{ endfor }
        \specialrule{1.5pt}{0pt}{1pt}
        \multicolumn{4}{c}{} {\semibold Total} & \VAR{total_cost} \\
        \cline{4-5}
    \end{tabular}}\\
    \fontsize{7pt}{9pt}\selectfont
    {\semibold Payment must be made within 28 days of invoice issue date.}\par
    \vspace*{\fill}
    \begin{center}
    {\fontsize{7pt}{9pt}\selectfont
    Name trading as:\\
    {\semiboldit Company Name}\\
    Address Line One,\\
    Address Line Two,\\
    City, Post Code\\}
    \end{center}
\end{document}
